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HiPER - Wikipedia
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class="vector-toc-numb">2</span> <span>Description</span> </div> </a> <ul id="toc-Description-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Fast_Ignition_and_HiPER" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Fast_Ignition_and_HiPER"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Fast Ignition and HiPER</span> </div> </a> <ul id="toc-Fast_Ignition_and_HiPER-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Related_research" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Related_research"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Related research</span> </div> </a> <ul id="toc-Related_research-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Current_status" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Current_status"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Current status</span> </div> </a> <ul id="toc-Current_status-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-See_also" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#See_also"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>See also</span> </div> </a> <ul id="toc-See_also-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-References" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#References"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>References</span> </div> </a> <ul id="toc-References-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Bibliography" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Bibliography"> 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<div class="mw-indicators"> </div> <div id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Planned ICF powered by lasers</div> <p class="mw-empty-elt"> </p> <figure class="mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/File:High_Power_Laser_Energy_Research_Facility_drawing.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/e5/High_Power_Laser_Energy_Research_Facility_drawing.jpg/350px-High_Power_Laser_Energy_Research_Facility_drawing.jpg" decoding="async" width="350" height="199" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/e5/High_Power_Laser_Energy_Research_Facility_drawing.jpg/525px-High_Power_Laser_Energy_Research_Facility_drawing.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/e5/High_Power_Laser_Energy_Research_Facility_drawing.jpg/700px-High_Power_Laser_Energy_Research_Facility_drawing.jpg 2x" data-file-width="1007" data-file-height="572" /></a><figcaption>HiPER's layout from a preliminary design study.</figcaption></figure> <p>The <b>High Power laser Energy Research facility</b> (<b>HiPER</b>), is a proposed experimental laser-driven <a href="/wiki/Inertial_confinement_fusion" title="Inertial confinement fusion">inertial confinement fusion</a> (ICF) device undergoing preliminary design for possible construction in the <a href="/wiki/European_Union" title="European Union">European Union</a>. As of 2019<sup class="plainlinks noexcerpt noprint asof-tag update" style="display:none;"><a class="external text" href="https://en.wikipedia.org/w/index.php?title=HiPER&action=edit">[update]</a></sup>, the effort appears to be inactive. </p><p>HiPER was designed to study the "fast ignition" approach to generating <a href="/wiki/Nuclear_fusion" title="Nuclear fusion">nuclear fusion</a>, which uses much smaller <a href="/wiki/Laser" title="Laser">lasers</a> than conventional ICF designs, yet produces fusion power outputs of about the same magnitude. This offers a total "<a href="/wiki/Fusion_gain" class="mw-redirect" title="Fusion gain">fusion gain</a>" that is much higher than devices like the <a href="/wiki/National_Ignition_Facility" title="National Ignition Facility">National Ignition Facility</a> (NIF), and a reduction in construction costs of about ten times. This opened a window for a small machine to be rapidly built that would reach ignition before NIF. HiPER and the Japanese FIREX designs intended to explore this approach. </p><p>However, research into the fast ignition approach on smaller machines like the Omega laser in the US demonstrated a number of problems with the concept. Another alternative approach, <i>shock ignition</i>, began to take over future development starting around 2012.<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> HiPER and FIREX both appear to have seen no additional development since that time. </p><p>HiPER should not be confused with an earlier ICF device in Japan known as "HIPER", which has not been operational for some time. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Background">Background</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=HiPER&action=edit&section=1" title="Edit section: Background"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1236090951">.mw-parser-output .hatnote{font-style:italic}.mw-parser-output div.hatnote{padding-left:1.6em;margin-bottom:0.5em}.mw-parser-output .hatnote i{font-style:normal}.mw-parser-output .hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable">Main article: <a href="/wiki/Inertial_confinement_fusion#ICF_mechanism_of_action" title="Inertial confinement fusion">ICF mechanism</a></div> <p><a href="/wiki/Inertial_confinement_fusion" title="Inertial confinement fusion">Inertial confinement fusion</a> (ICF) devices use "drivers" to rapidly heat the outer layers of a "target" to compress it. The target is a small spherical pellet containing a few milligrams of fusion fuel, typically a mix of <a href="/wiki/Deuterium" title="Deuterium">deuterium</a> and <a href="/wiki/Tritium" title="Tritium">tritium</a>, or "D-T". The heat of the laser burns the surface of the pellet into a <a href="/wiki/Plasma_(physics)" title="Plasma (physics)">plasma</a>, which explodes off the surface. The remaining portion of the target is driven inward due to <a href="/wiki/Newton%27s_Third_Law" class="mw-redirect" title="Newton's Third Law">Newton's Third Law</a>, collapsing into a small point of very high density. The rapid blowoff also creates a <a href="/wiki/Shock_wave" title="Shock wave">shock wave</a> that travels toward the center of the compressed fuel. When it reaches the center of the fuel and meets the shock from the other side of the target, the energy in the center further heats and compresses the tiny volume around it. If the temperature and density of that small spot can be raised high enough, fusion reactions will occur. This approach is now known as "hot-spot ignition" to distinguish it from new approaches.<sup id="cite_ref-how_2-0" class="reference"><a href="#cite_note-how-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p><p>The fusion reactions release high-energy particles, some of which (primarily <a href="/wiki/Alpha_particle" title="Alpha particle">alpha particles</a>) collide with the high density fuel around it and slow down. This heats the surrounding fuel, and can potentially cause that fuel to undergo fusion as well. Given the right overall conditions of the compressed fuel – high enough density and temperature – this heating process can result in a <a href="/wiki/Chain_reaction" title="Chain reaction">chain reaction</a>, burning outward from the center. This is a condition known as "ignition", which can lead to a significant portion of the fuel in the target undergoing fusion, and the release of significant amounts of energy.<sup id="cite_ref-econ_3-0" class="reference"><a href="#cite_note-econ-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </p><p>To date most ICF experiments have used lasers to heat the targets. Calculations show that the energy must be delivered quickly to compress the core before it disassembles, as well as creating a suitable shock wave. The energy must also be focused extremely evenly across the target's outer surface to collapse the fuel into a symmetric core. Although other drivers have been suggested, notably heavy ions driven in <a href="/wiki/Particle_accelerator" title="Particle accelerator">particle accelerators</a>, lasers are currently the only devices with the right combination of features.<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Description">Description</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=HiPER&action=edit&section=2" title="Edit section: Description"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In the case of HiPER, the driver laser system is similar to existing systems like NIF, but considerably smaller and less powerful. </p><p>The driver consists of a number of "beamlines" containing <a href="/wiki/Nd:glass_laser" class="mw-redirect" title="Nd:glass laser">Nd:glass laser</a> amplifiers at one end of the building. Just prior to firing, the glass is <a href="/wiki/Laser_pumping" title="Laser pumping">"pumped"</a> to a high-energy state with a series of <a href="/wiki/Xenon_flash_tube" class="mw-redirect" title="Xenon flash tube">xenon flash tubes</a>, causing a <a href="/wiki/Population_inversion" title="Population inversion">population inversion</a> of the <a href="/wiki/Neodymium" title="Neodymium">neodymium</a> (Nd) atoms in the glass. This readies them for amplification via <a href="/wiki/Stimulated_emission" title="Stimulated emission">stimulated emission</a> when a small amount of laser light, generated externally in a <a href="/wiki/Fibre_optic" class="mw-redirect" title="Fibre optic">fibre optic</a>, is fed into the beamlines. The glass is not particularly effective at transferring power into the beam, so to get as much power as possible back out, the beam is reflected through the glass four times in a mirrored cavity, each time gaining more power.<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> When this process is complete, a <a href="/wiki/Pockels_cell" class="mw-redirect" title="Pockels cell">Pockels cell</a> switches the light out of the cavity.<sup id="cite_ref-d147_7-0" class="reference"><a href="#cite_note-d147-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> One problem for the HiPER project is that Nd:glass is no longer being produced commercially, so a number of options need to be studied to ensure supply of the estimated 1,300 disks.<sup id="cite_ref-d147_7-1" class="reference"><a href="#cite_note-d147-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> </p><p>From there, the laser light is fed into a very long <a href="/wiki/Spatial_filter" title="Spatial filter">spatial filter</a> to clean up the resulting pulse. The filter is essentially a telescope that focuses the beam into a spot some distance away, where a small pinhole located at the focal point cuts off any "stray" light caused by inhomogeneities in the laser beam. The beam then widens out until a second lens returns it to a straight beam again. It is the use of spatial filters that lead to the long beamlines seen in ICF laser devices. In the case of HiPER, the filters take up about 50% of the overall length. The beam width at exit of the driver system is about 40 cm × 40 cm.<sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> </p><p>One of the problems encountered in previous experiments, notably the <a href="/wiki/Shiva_laser" title="Shiva laser">Shiva laser</a>, was that the <a href="/wiki/Infrared" title="Infrared">infrared</a> light provided by the Nd:glass lasers (at ~1054 nm in <i>vaco</i>) couples strongly with the <a href="/wiki/Electron" title="Electron">electrons</a> around the target, losing a considerable amount of energy that would otherwise heat the target itself. This is typically addressed through the use of an <a href="/wiki/Optical_frequency_multiplier" title="Optical frequency multiplier">optical frequency multiplier</a>, which can double or triple the frequency of the light, into the green or <a href="/wiki/Ultraviolet" title="Ultraviolet">ultraviolet</a>, respectively. These higher frequencies interact less strongly with the electrons, putting more power into the target. HiPER will use frequency tripling on the drivers.<sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> </p><p>When the amplification process is complete the laser light enters the experimental chamber, lying at one end of the building. Here it is reflected off a series of deformable mirrors that help correct remaining imperfections in the wavefront, and then feeds them into the target chamber from all angles. Since the overall distances from the ends of the beamlines to different points on the target chamber are different, delays are introduced on the individual paths to ensure they all reach the center of the chamber at the same time, within about 10 picoseconds (ps). The target, a fusion fuel pellet about 1 mm in diameter in the case of HiPER, lies at the center of the chamber.<sup id="cite_ref-hiper_10-0" class="reference"><a href="#cite_note-hiper-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p><p>HiPER differs from most ICF devices in that it also includes a second set of lasers for directly heating the compressed fuel. The heating pulse needs to be very short, about 10 to 20 ps long, but this is too short a time for the amplifiers to work well. To solve this problem HiPER uses a technique known as <i><a href="/wiki/Chirped_pulse_amplification" title="Chirped pulse amplification">chirped pulse amplification</a></i> (CPA). CPA starts with a short pulse from a wide-bandwidth (multi-frequency) laser source, as opposed to the driver which uses a monochromatic (single-frequency) source. Light from this initial pulse is split into different colours using a pair of <a href="/wiki/Diffraction_grating" title="Diffraction grating">diffraction gratings</a> and optical delays. This "stretches" the pulse into a chain several nanoseconds long. The pulse is then sent into the amplifiers as normal. When it exits the beamlines it is recombined in a similar set of gratings to produce a single very short pulse, but because the pulse now has very high power, the gratings have to be large (approx 1 m) and sit in a vacuum. Additionally the individual beams must be lower in power overall; the compression side of the system uses 40 beamlines of about 5 kJ each to generate a total of 200 kJ, whereas the ignition side requires 24 beamlines of just under 3 kJ to generate a total of 70 kJ. The precise number and power of the beamlines are currently a subject of research.<sup id="cite_ref-hiper_10-1" class="reference"><a href="#cite_note-hiper-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> Frequency multiplication will also be used on the heaters, but it has not yet been decided whether to use doubling or tripling; the latter puts more power into the target, but is less efficient converting the light. As of 2007, the baseline design is based on doubling into the green.<sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Fast_Ignition_and_HiPER">Fast Ignition and HiPER</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=HiPER&action=edit&section=3" title="Edit section: Fast Ignition and HiPER"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In traditional ICF devices the driver laser is used to compress the target to very high densities. The shock wave created by this process further heats the compressed fuel when it collides in the center of the sphere. If the compression is symmetrical enough the increase in temperature can create conditions close to the <a href="/wiki/Lawson_criterion" title="Lawson criterion">Lawson criterion</a> and lead to ignition. </p><p>The amount of laser energy needed to effectively compress the targets to ignition conditions has grown rapidly from early estimates. In the "early days" of ICF research in the 1970s it was believed that as little as 1 <a href="/wiki/Kilojoules" class="mw-redirect" title="Kilojoules">kilojoules</a> (kJ) would suffice,<sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-13" class="reference"><a href="#cite_note-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> and a number of experimental lasers were built to reach these power levels. When they did, a series of problems, typically related to the homogeneity of the collapse, turned out to seriously disrupt the implosion symmetry and lead to much cooler core temperatures than originally expected. Through the 1980s the estimated energy required to reach ignition grew into the megajoule range, which appeared to make ICF impractical for fusion energy production. For instance, the <a href="/wiki/National_Ignition_Facility" title="National Ignition Facility">National Ignition Facility</a> (NIF) uses about 420 MJ of electrical power to pump the driver lasers, and in the best case is expected to produce about 20 MJ of fusion power output.<sup id="cite_ref-how_2-1" class="reference"><a href="#cite_note-how-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> Without dramatic gains in output, such a device would never be a practical energy source. </p><p>The fast ignition approach attempts to avoid these problems. Instead of using the shock wave to create the conditions needed for fusion above the ignition range, this approach directly heats the fuel. This is far more efficient than the shock wave, which becomes less important. In HiPER, the compression provided by the driver is "good", but not nearly that created by larger devices like NIF; HiPER's driver is about 200 kJ and produces densities of about 300 g/cm<sup>3</sup>. That's about one-third that of NIF, and about the same as generated by the earlier <a href="/wiki/NOVA_laser" class="mw-redirect" title="NOVA laser">NOVA laser</a> of the 1980s. For comparison, lead is about 11 g/cm<sup>3</sup>, so this still represents a considerable amount of compression, notably when one considers the target's interior contained light D-T fuel around 0.1 g/cm<sup>3</sup>.<sup id="cite_ref-hiper_10-2" class="reference"><a href="#cite_note-hiper-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p><p>Ignition is started by a very-short (~10 picoseconds) ultra-high-power (~70 kJ, 4 PW) laser pulse, aimed through a hole in the plasma at the core. The light from this pulse interacts with the cool surrounding fuel, generating a shower of high-energy (3.5 MeV) relativistic electrons that are driven into the fuel. The electrons heat a spot on one side of the dense core, and if this heating is localised enough it is expected to drive the area well beyond ignition energies.<sup id="cite_ref-hiper_10-3" class="reference"><a href="#cite_note-hiper-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p><p>The overall efficiency of this approach is many times that of the conventional approach. In the case of NIF the laser generates about 4 MJ of <a href="/wiki/Infrared" title="Infrared">infrared</a> power to create ignition that releases about 20 MJ of energy.<sup id="cite_ref-how_2-2" class="reference"><a href="#cite_note-how-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> This corresponds to a "fusion gain" —the ratio of input laser power to output fusion power— of about 5. If one uses the baseline assumptions for the current HiPER design, the two lasers (driver and heater) produce about 270 kJ in total, yet generate 25 to 30 MJ, a gain of about 100.<sup id="cite_ref-hiper_10-4" class="reference"><a href="#cite_note-hiper-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> Considering a variety of losses, the actual gain is predicted to be around 72.<sup id="cite_ref-hiper_10-5" class="reference"><a href="#cite_note-hiper-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> Not only does this outperform NIF by a wide margin, the smaller lasers are much less expensive to build. In terms of power-for-cost, HiPER is expected to be about an <a href="/wiki/Order_of_magnitude" title="Order of magnitude">order of magnitude</a> less expensive than conventional devices like NIF. </p><p>Compression is already a fairly well-understood problem, and HiPER is primarily interested in exploring the precise physics of the rapid heating process. It is not clear how quickly the electrons stop in the fuel load; while this is known for matter under normal pressures, it's not for the ultra-dense conditions of the compressed fuel. To work efficiently, the electrons should stop in as short a distance as possible, to release their energy into a small spot and thus raise the temperature (energy per unit volume) as high as possible. </p><p>How to get the laser light onto that spot is also a matter for further research. One approach uses a short pulse from another laser to heat the plasma outside the dense "core", essentially burning a hole through it and exposing the dense fuel inside. This approach will be tested on the <a href="/wiki/Laboratory_for_Laser_Energetics" title="Laboratory for Laser Energetics">OMEGA-EP</a> system in the US. Another approach, tested successfully on the <a href="/wiki/GEKKO_XII" title="GEKKO XII">GEKKO XII</a> laser in Japan, uses a small gold cone that cuts through a small area of the target shell; on heating no plasma is created in this area, leaving a hole that can be aimed into by shining the laser into the inner surface of the cone. HiPER is currently planning on using the gold cone approach, but will likely study the burning solution as well.<sup id="cite_ref-hiper_10-6" class="reference"><a href="#cite_note-hiper-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Related_research">Related research</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=HiPER&action=edit&section=4" title="Edit section: Related research"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In 2005 HiPER completed a preliminary study outlining possible approaches and arguments for its construction. The report received positive reviews from the EC in July 2007, and moved onto a preparatory design phase in early 2008 with detailed designs for construction beginning in 2011 or 2012.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (January 2011)">citation needed</span></a></i>]</sup> </p><p>In parallel, the HiPER project also proposes to build smaller laser systems with higher repetition rates. The high-powered flash lamps used to pump the laser amplifier glass causes it to deform, and it cannot be fired again until it cools off, which takes as long as a day. Additionally only a very small amount of the flash of white light generated by the tubes is of the right frequency to be absorbed by the Nd:glass and thus lead to amplification, in general only about 1 to 1.5% of the energy fed into the tubes ends up in the laser beam.<sup id="cite_ref-14" class="reference"><a href="#cite_note-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> </p><p>Key to avoiding these problems is replacing the flash lamps with more efficient pumps, typically based on <a href="/wiki/Laser_diode" title="Laser diode">laser diodes</a>. These are far more efficient at generating light from electricity, and thus run much cooler. More importantly, the light they do generate is fairly monochromatic and can be tuned to frequencies that can be easily absorbed. This means that much less power needs to be used to produce any particular amount of laser light, further reducing the overall amount of heat being generated. The improvement in efficiency can be dramatic; existing experimental devices operate at about 10% overall efficiency, and it is believed "near term" devices will improve this as high as 20%.<sup id="cite_ref-design_15-0" class="reference"><a href="#cite_note-design-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Current_status">Current status</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=HiPER&action=edit&section=5" title="Edit section: Current status"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Further research in the fast ignition approach cast serious doubt on its future. By 2013, the <a href="/wiki/US_National_Academy_of_Sciences" class="mw-redirect" title="US National Academy of Sciences">US National Academy of Sciences</a> concluded that it was no longer a worthwhile research direction, stating "At this time, fast ignition appears to be a less promising approach for IFE than other ignition concepts."<sup id="cite_ref-16" class="reference"><a href="#cite_note-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=HiPER&action=edit&section=6" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1259569809">.mw-parser-output .portalbox{padding:0;margin:0.5em 0;display:table;box-sizing:border-box;max-width:175px;list-style:none}.mw-parser-output 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id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=HiPER&action=edit&section=7" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFPerkins2009" class="citation journal cs1">Perkins, LJ (2009). <a rel="nofollow" class="external text" href="https://ghostarchive.org/archive/20221009/http://hifweb.lbl.gov/public/LLNL-LDRD-refs2009/Perkins-PRL09.pdf">"Shock Ignition: A New Approach to High Gain Inertial Confinement Fusion on the National Ignition Facility"</a> <span class="cs1-format">(PDF)</span>. <i>Physical Review Letters</i>. <b>103</b> (4): 045004. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2009PhRvL.103d5004P">2009PhRvL.103d5004P</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1103%2Fphysrevlett.103.045004">10.1103/physrevlett.103.045004</a>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/19659364">19659364</a>. Archived from <a rel="nofollow" class="external text" href="http://hifweb.lbl.gov/public/LLNL-LDRD-refs2009/Perkins-PRL09.pdf">the original</a> <span class="cs1-format">(PDF)</span> on 9 October 2022<span class="reference-accessdate">. Retrieved <span class="nowrap">7 December</span> 2015</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Physical+Review+Letters&rft.atitle=Shock+Ignition%3A+A+New+Approach+to+High+Gain+Inertial+Confinement+Fusion+on+the+National+Ignition+Facility&rft.volume=103&rft.issue=4&rft.pages=045004&rft.date=2009&rft_id=info%3Apmid%2F19659364&rft_id=info%3Adoi%2F10.1103%2Fphysrevlett.103.045004&rft_id=info%3Abibcode%2F2009PhRvL.103d5004P&rft.aulast=Perkins&rft.aufirst=LJ&rft_id=http%3A%2F%2Fhifweb.lbl.gov%2Fpublic%2FLLNL-LDRD-refs2009%2FPerkins-PRL09.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHiPER" class="Z3988"></span></span> </li> <li id="cite_note-how-2"><span class="mw-cite-backlink">^ <a href="#cite_ref-how_2-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-how_2-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-how_2-2"><sup><i><b>c</b></i></sup></a></span> <span class="reference-text">"<a rel="nofollow" class="external text" href="https://lasers.llnl.gov/programs/nif/how_nif_works/">How NIF works</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20100527191346/https://lasers.llnl.gov/programs/nif/how_nif_works/">Archived</a> 27 May 2010 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>", Lawrence Livermore National Laboratory. Retrieved 2 October 2007.</span> </li> <li id="cite_note-econ-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-econ_3-0">^</a></b></span> <span class="reference-text">Per F. Peterson, <i><a rel="nofollow" class="external text" href="http://www.nuc.berkeley.edu/thyd/icf/IFE.html">Inertial Fusion Energy: A Tutorial on the Technology and Economics</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20110927140724/http://www.nuc.berkeley.edu/thyd/icf/IFE.html">Archived</a> 27 September 2011 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a></i>, University of California, Berkeley, 1998. Retrieved 7 May 2008.</span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-4">^</a></b></span> <span class="reference-text">Per F. Peterson, <i><a rel="nofollow" class="external text" href="http://www.nuc.berkeley.edu/thyd/icf/target.html">How IFE Targets Work</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20080617120937/http://www.nuc.berkeley.edu/thyd/icf/target.html">Archived</a> 17 June 2008 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a></i>, University of California, Berkeley, 1998. Retrieved 8 May 2008.</span> </li> <li id="cite_note-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-5">^</a></b></span> <span class="reference-text">Per F. Peterson, <i><a rel="nofollow" class="external text" href="http://www.nuc.berkeley.edu/thyd/icf/driver.html">Drivers for Inertial Fusion Energy</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20080914105547/http://www.nuc.berkeley.edu/thyd/icf/driver.html">Archived</a> 14 September 2008 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a></i>, University of California, Berkeley, 1998. Retrieved 8 May 2008.</span> </li> <li id="cite_note-6"><span class="mw-cite-backlink"><b><a href="#cite_ref-6">^</a></b></span> <span class="reference-text">Dunne, 2007, p. 107</span> </li> <li id="cite_note-d147-7"><span class="mw-cite-backlink">^ <a href="#cite_ref-d147_7-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-d147_7-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text">Dunne, 2007, p. 147</span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-8">^</a></b></span> <span class="reference-text">Dunne, 2007, p. 101</span> </li> <li id="cite_note-9"><span class="mw-cite-backlink"><b><a href="#cite_ref-9">^</a></b></span> <span class="reference-text">S. Atzeni, et al., <a rel="nofollow" class="external text" href="http://www.hiper-laser.org/pressandpr/journalarticles/atzeni_et_al_april2008.pdf">"Fast ignitor target studies for the HiPER project"</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20101205144210/http://www.hiper-laser.org/pressandpr/journalarticles/atzeni_et_al_april2008.pdf">Archived</a> 5 December 2010 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>, <i>Physics of Plasmas</i>, Vol. 15, 056311 (2008), <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1063%2F1.2895447">10.1063/1.2895447</a></span> </li> <li id="cite_note-hiper-10"><span class="mw-cite-backlink">^ <a href="#cite_ref-hiper_10-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-hiper_10-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-hiper_10-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-hiper_10-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-hiper_10-4"><sup><i><b>e</b></i></sup></a> <a href="#cite_ref-hiper_10-5"><sup><i><b>f</b></i></sup></a> <a href="#cite_ref-hiper_10-6"><sup><i><b>g</b></i></sup></a></span> <span class="reference-text">Dunne, 2005</span> </li> <li id="cite_note-11"><span class="mw-cite-backlink"><b><a href="#cite_ref-11">^</a></b></span> <span class="reference-text">Dunne, 2007, p. 149</span> </li> <li id="cite_note-12"><span class="mw-cite-backlink"><b><a href="#cite_ref-12">^</a></b></span> <span class="reference-text">Nuckolls et al., <i><a rel="nofollow" class="external text" href="http://www.nature.com/nature/journal/v239/n5368/pdf/239139a0.pdf">Laser Compression of Matter to Super-High Densities: Thermonuclear (CTR) Applications</a></i>, <i>Nature</i> Vol. 239, 1972, pp. 129</span> </li> <li id="cite_note-13"><span class="mw-cite-backlink"><b><a href="#cite_ref-13">^</a></b></span> <span class="reference-text">John Lindl, <i><a rel="nofollow" class="external text" href="https://www.osti.gov/bridge/servlets/purl/10126383-6NAuBK/native/10126383.pdf">The Edward Teller Medal Lecture: The Evolution Toward Indirect Drive and Two Decades of Progress Toward ICF Ignition and Burn</a></i>, 11th International Workshop on Laser Interaction and Related Plasma Phenomena, December 1994. Retrieved 7 May 2008.</span> </li> <li id="cite_note-14"><span class="mw-cite-backlink"><b><a href="#cite_ref-14">^</a></b></span> <span class="reference-text">Dunne, 2007, p. 104</span> </li> <li id="cite_note-design-15"><span class="mw-cite-backlink"><b><a href="#cite_ref-design_15-0">^</a></b></span> <span class="reference-text">Dunne, 2007, p. 130</span> </li> <li id="cite_note-16"><span class="mw-cite-backlink"><b><a href="#cite_ref-16">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation techreport cs1"><a rel="nofollow" class="external text" href="https://www.nap.edu/read/18288/chapter/6#65"><i>Assessment of Inertial Confinement Fusion Targets</i></a> (Technical report). National Academy of Sciences. 2013. p. 65.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=report&rft.btitle=Assessment+of+Inertial+Confinement+Fusion+Targets&rft.pages=65&rft.pub=National+Academy+of+Sciences&rft.date=2013&rft_id=https%3A%2F%2Fwww.nap.edu%2Fread%2F18288%2Fchapter%2F6%2365&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHiPER" class="Z3988"></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="Bibliography">Bibliography</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=HiPER&action=edit&section=8" title="Edit section: Bibliography"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li>Mike Dunne et al., "<a rel="nofollow" class="external text" href="https://web.archive.org/web/20110722152649/http://www.hiper-laser.org/docs/tdr/HiPERTDR2.pdf">HiPER Technical Background and Conceptual Design Report 2007</a>", June 2007</li> <li>Mike Dunne et al., "<a rel="nofollow" class="external text" href="https://web.archive.org/web/20070306025615/http://www.hiper-laser.org/docs/technical/HiPERoverview.pdf">HiPER: a laser fusion facility for Europe</a>", 2005</li> <li>Edwin Cartlidge, "<a rel="nofollow" class="external text" href="http://physicsweb.org/articles/news/9/9/2/1">Europe plans laser-fusion facility</a>", <i>Physics World</i>, 2 September 2005</li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFGerstner,_Ed2007" class="citation cs2">Gerstner, Ed (2007), "Laser physics: Extreme light", <i>Nature</i>, <b>446</b> (7131): 16–18, <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2007Natur.446...16G">2007Natur.446...16G</a>, <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.1038%2F446016a">10.1038/446016a</a></span>, <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/17330018">17330018</a>, <a href="/wiki/S2CID_(identifier)" class="mw-redirect" title="S2CID (identifier)">S2CID</a> <a rel="nofollow" class="external text" href="https://api.semanticscholar.org/CorpusID:4388058">4388058</a></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Nature&rft.atitle=Laser+physics%3A+Extreme+light&rft.volume=446&rft.issue=7131&rft.pages=16-18&rft.date=2007&rft_id=info%3Adoi%2F10.1038%2F446016a&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A4388058%23id-name%3DS2CID&rft_id=info%3Apmid%2F17330018&rft_id=info%3Abibcode%2F2007Natur.446...16G&rft.au=Gerstner%2C+Ed&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHiPER" class="Z3988"></span></li></ul> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=HiPER&action=edit&section=9" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="http://www.hiperlaser.org">HiPER Project</a> – Project home page</li> <li><a rel="nofollow" class="external text" href="https://web.archive.org/web/20070306080236/http://www.hiper-laser.org/docs/publications/Lasers.pdf">Fast track to fusion</a> – includes an image of the gold-cone approach</li> <li><a rel="nofollow" class="external text" href="http://flux.aps.org/meetings/YR00/DPP00/abs/S240004.html">Hydrodynamic Instability Experiments at the GEKKO XII/HIPER Laser</a> – the Japanese experiment of the same name, for comparison</li> <li><a rel="nofollow" class="external text" href="http://news.bbc.co.uk/1/hi/sci/tech/6720449.stm">Laser vision fuels energy future</a> – BBC news report</li> <li><a rel="nofollow" class="external text" href="https://web.archive.org/web/20150908212244/http://www.ingenia.org.uk/ingenia/articles.aspx?Index=466">Professor Mike Dunne, Director of the UK's Central Laser Facility, on European plans for creating fusion energy</a>, <i>Ingenia</i> magazine, December 2007</li> <li><a rel="nofollow" class="external text" href="http://www.physics.org/featuredetail.asp?NewsId=37">HiPER Power</a> – Article on physics.org, August 2009</li></ul> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol dl,.mw-parser-output .hlist ol ol,.mw-parser-output .hlist ol ul,.mw-parser-output .hlist ul dl,.mw-parser-output .hlist ul ol,.mw-parser-output .hlist ul ul{display:inline}.mw-parser-output .hlist .mw-empty-li{display:none}.mw-parser-output .hlist dt::after{content:": "}.mw-parser-output .hlist dd::after,.mw-parser-output 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and devices</div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Core topics</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Nuclear_fusion" scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Nuclear_fusion" title="Nuclear fusion">Nuclear fusion</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Burning_plasma" title="Burning plasma">Burning plasma</a></li> <li><a href="/wiki/Timeline_of_nuclear_fusion" title="Timeline of nuclear fusion">Timeline</a></li> <li><a href="/wiki/List_of_fusion_experiments" title="List of fusion experiments">List of experiments</a></li> <li><a href="/wiki/List_of_fusion_power_technologies" title="List of fusion power technologies">List of technologies</a></li> <li><a href="/wiki/Commercial_fusion" title="Commercial fusion">Commercial</a></li> <li><a href="/wiki/Aneutronic_fusion" title="Aneutronic fusion">Aneutronic</a></li></ul> </div></td></tr></tbody></table><div> <ul><li><a href="/wiki/Nuclear_power" title="Nuclear power">Nuclear power</a></li> <li><a href="/wiki/Nuclear_reactor" title="Nuclear reactor">Nuclear reactor</a></li> <li><a href="/wiki/Atomic_nucleus" title="Atomic nucleus">Atomic nucleus</a></li> <li><a href="/wiki/Fusion_energy_gain_factor" title="Fusion energy gain factor">Fusion energy gain factor</a></li> <li><a href="/wiki/Lawson_criterion" title="Lawson criterion">Lawson criterion</a></li> <li><a href="/wiki/Magnetohydrodynamics" title="Magnetohydrodynamics">Magnetohydrodynamics</a></li> <li><a href="/wiki/Neutron" title="Neutron">Neutron</a></li> <li><a href="/wiki/Plasma_(physics)" title="Plasma (physics)">Plasma</a></li></ul></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Processes,<br />methods</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Confinementtype" scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Nuclear_fusion#Confinement" title="Nuclear fusion">Confinement</a><br />type</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%;font-weight:normal;"><a href="/wiki/Stellar_nucleosynthesis" title="Stellar nucleosynthesis">Gravitational</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <li><a href="/wiki/Alpha_process" title="Alpha process">Alpha process</a></li> <li><a href="/wiki/Triple-alpha_process" title="Triple-alpha process">Triple-alpha process</a></li> <li><a href="/wiki/CNO_cycle" title="CNO cycle">CNO cycle</a></li> <li><a href="/wiki/Fusor_(astronomy)" title="Fusor (astronomy)">Fusor</a></li> <li><a href="/wiki/Helium_flash" title="Helium flash">Helium flash</a></li> <li><a href="/wiki/Nova" title="Nova">Nova</a> <ul><li><a href="/wiki/Nova_remnant" title="Nova remnant">remnants</a></li></ul></li> <li><a href="/wiki/Proton%E2%80%93proton_chain" title="Proton–proton chain">Proton–proton chain</a></li> <li><a href="/wiki/Carbon-burning_process" title="Carbon-burning process">Carbon-burning</a></li> <li><a href="/wiki/Lithium_burning" title="Lithium burning">Lithium burning</a></li> <li><a href="/wiki/Neon-burning_process" title="Neon-burning process">Neon-burning</a></li> <li><a href="/wiki/Oxygen-burning_process" title="Oxygen-burning process">Oxygen-burning</a></li> <li><a href="/wiki/Silicon-burning_process" title="Silicon-burning process">Silicon-burning</a></li> <li><a href="/wiki/R-process" title="R-process">R-process</a></li> <li><a href="/wiki/S-process" title="S-process">S-process</a></li> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;font-weight:normal;"><a href="/wiki/Magnetic_confinement_fusion" title="Magnetic confinement fusion">Magnetic</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Field-reversed_configuration" title="Field-reversed configuration">Field-reversed configuration</a></li> <li><a href="/wiki/Levitated_dipole" title="Levitated dipole">Levitated dipole</a></li> <li><a href="/wiki/Magnetic_mirror" title="Magnetic mirror">Magnetic mirror</a> <ul><li><a href="/wiki/Bumpy_torus" title="Bumpy torus">Bumpy torus</a></li></ul></li> <li><a href="/wiki/Pinch_(plasma_physics)" title="Pinch (plasma physics)">Pinch</a> <ul><li><a href="/wiki/Dense_plasma_focus" title="Dense plasma focus">Dense plasma focus</a></li> <li><a href="/wiki/Reversed_field_pinch" title="Reversed field pinch">Reversed field</a></li> <li><a href="/wiki/Theta_pinch" title="Theta pinch">Theta</a></li> <li><a href="/wiki/Z-pinch" title="Z-pinch">Zeta</a></li></ul></li> <li><a href="/wiki/Stellarator" title="Stellarator">Stellarator</a></li> <li><a href="/wiki/Tokamak" title="Tokamak">Tokamak</a> <ul><li><a href="/wiki/Spherical_tokamak" title="Spherical tokamak">Spherical</a></li> <li><a href="/wiki/Spheromak" title="Spheromak">Spheromak</a> <ul><li><a href="/wiki/Dynomak" title="Dynomak">Dynomak</a></li></ul></li></ul></li> <li><a href="/wiki/Toroidal_solenoid" title="Toroidal solenoid">Toroidal solenoid</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;font-weight:normal;"><a href="/wiki/Magneto-inertial_fusion" title="Magneto-inertial fusion">Magneto-inertial</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Magnetized_liner_inertial_fusion" title="Magnetized liner inertial fusion">Magnetized liner</a></li> <li><a href="/wiki/Magnetized_target_fusion" title="Magnetized target fusion">Magnetized target</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;font-weight:normal;"><a href="/wiki/Inertial_confinement_fusion" title="Inertial confinement fusion">Inertial</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Bubble_fusion" title="Bubble fusion">Bubble (acoustic)</a></li> <li><a href="/wiki/Inertial_confinement_fusion" title="Inertial confinement fusion">Laser-driven</a></li> <li><a href="/wiki/Heavy_ion_fusion" title="Heavy ion fusion">Ion-driven</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;font-weight:normal;"><a href="/wiki/Inertial_electrostatic_confinement" title="Inertial electrostatic confinement">Electrostatic</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Fusor" title="Fusor">Fusor</a></li> <li><a href="/wiki/Polywell" title="Polywell">Polywell</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other forms</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Colliding_beam_fusion" title="Colliding beam fusion">Colliding beam</a> <ul><li><a href="/wiki/Migma" title="Migma">Migma</a></li></ul></li> <li><a href="/wiki/Lattice_confinement_fusion" title="Lattice confinement fusion">Metal lattice</a></li> <li><a href="/wiki/Muon-catalyzed_fusion" title="Muon-catalyzed fusion">Muon-catalyzed</a></li> <li><a href="/wiki/Pyroelectric_fusion" title="Pyroelectric fusion">Pyroelectric</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/List_of_fusion_experiments" title="List of fusion experiments">Devices,<br />experiments</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Magnetic_confinement_fusion" title="Magnetic confinement fusion">Magnetic<br />confinement</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Tokamak" title="Tokamak">Tokamak</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:5.5em;font-weight:normal;">International</th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/ITER" title="ITER">ITER</a></li> <li><a href="/wiki/DEMOnstration_Power_Plant" title="DEMOnstration Power Plant">DEMO</a></li> <li><a href="/wiki/PROTO_(fusion_reactor)" title="PROTO (fusion reactor)">PROTO</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:5.5em;font-weight:normal;">Americas</th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d9/Flag_of_Canada_%28Pantone%29.svg/23px-Flag_of_Canada_%28Pantone%29.svg.png" decoding="async" width="23" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d9/Flag_of_Canada_%28Pantone%29.svg/35px-Flag_of_Canada_%28Pantone%29.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/d9/Flag_of_Canada_%28Pantone%29.svg/46px-Flag_of_Canada_%28Pantone%29.svg.png 2x" data-file-width="1200" data-file-height="600" /></span></span></span> <a href="/wiki/Plasma_Physics_Laboratory_(Saskatchewan)" title="Plasma Physics Laboratory (Saskatchewan)">STOR-M</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/23px-Flag_of_the_United_States.svg.png" decoding="async" width="23" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/35px-Flag_of_the_United_States.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/46px-Flag_of_the_United_States.svg.png 2x" data-file-width="1235" data-file-height="650" /></span></span></span> <a href="/wiki/Alcator_C-Mod" title="Alcator C-Mod">Alcator C-Mod</a></li> <li><a href="/wiki/ARC_fusion_reactor" title="ARC fusion reactor">ARC</a> <ul><li><a href="/wiki/SPARC_(tokamak)" title="SPARC (tokamak)">SPARC</a></li></ul></li> <li><a href="/wiki/DIII-D_(tokamak)" title="DIII-D (tokamak)">DIII-D</a></li> <li><a href="/wiki/Enormous_Toroidal_Plasma_Device" title="Enormous Toroidal Plasma Device">Electric Tokamak</a></li> <li><a href="/wiki/Lithium_Tokamak_Experiment" title="Lithium Tokamak Experiment">LTX</a></li> <li><a href="/wiki/National_Spherical_Torus_Experiment" title="National Spherical Torus Experiment">NSTX</a> <ul><li><a href="/wiki/Princeton_Large_Torus" title="Princeton Large Torus">PLT</a></li> <li><a href="/wiki/Tokamak_Fusion_Test_Reactor" title="Tokamak Fusion Test Reactor">TFTR</a></li></ul></li> <li><a href="/wiki/Pegasus_Toroidal_Experiment" title="Pegasus Toroidal Experiment">Pegasus</a></li> <li><a href="/wiki/Riggatron" title="Riggatron">Riggatron</a></li> <li><a href="/wiki/Sustained_Spheromak_Physics_Experiment" title="Sustained Spheromak Physics Experiment">SSPX</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/0/05/Flag_of_Brazil.svg/22px-Flag_of_Brazil.svg.png" decoding="async" width="22" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/0/05/Flag_of_Brazil.svg/33px-Flag_of_Brazil.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/0/05/Flag_of_Brazil.svg/43px-Flag_of_Brazil.svg.png 2x" data-file-width="1000" data-file-height="700" /></span></span></span> <a href="/wiki/ETE_(tokamak)" title="ETE (tokamak)">ETE</a></li> <li><a href="/wiki/Tokamak_Chauffage_Alfv%C3%A9n_Br%C3%A9silien_(TCABR)" class="mw-redirect" title="Tokamak Chauffage Alfvén Brésilien (TCABR)">TCABR</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/fc/Flag_of_Mexico.svg/23px-Flag_of_Mexico.svg.png" decoding="async" width="23" height="13" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/fc/Flag_of_Mexico.svg/35px-Flag_of_Mexico.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/fc/Flag_of_Mexico.svg/46px-Flag_of_Mexico.svg.png 2x" data-file-width="980" data-file-height="560" /></span></span></span> <a href="/w/index.php?title=Novillo_(tokamak)&action=edit&redlink=1" class="new" title="Novillo (tokamak) (page does not exist)">Novillo</a><span class="noprint" style="font-size:85%; font-style: normal;"> [<a href="https://es.wikipedia.org/wiki/Tokamak_Novillo" class="extiw" title="es:Tokamak Novillo">es</a>]</span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:5.5em;font-weight:normal;">Asia,<br />Oceania</th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Flag_of_the_People%27s_Republic_of_China.svg/23px-Flag_of_the_People%27s_Republic_of_China.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Flag_of_the_People%27s_Republic_of_China.svg/35px-Flag_of_the_People%27s_Republic_of_China.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Flag_of_the_People%27s_Republic_of_China.svg/45px-Flag_of_the_People%27s_Republic_of_China.svg.png 2x" data-file-width="900" data-file-height="600" /></span></span></span> <a href="/wiki/China_Fusion_Engineering_Test_Reactor" title="China Fusion Engineering Test Reactor">CFETR</a></li> <li><a href="/wiki/Experimental_Advanced_Superconducting_Tokamak" title="Experimental Advanced Superconducting Tokamak">EAST</a> <ul><li><a href="/wiki/HT-7" title="HT-7">HT-7</a></li></ul></li> <li><a href="/wiki/HL-2A" title="HL-2A">HL-2A</a></li> <li><a href="/wiki/HL-2M" title="HL-2M">HL-2M</a></li> <li><a href="/wiki/SUNIST" title="SUNIST">SUNIST</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/4/41/Flag_of_India.svg/23px-Flag_of_India.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/4/41/Flag_of_India.svg/35px-Flag_of_India.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/4/41/Flag_of_India.svg/45px-Flag_of_India.svg.png 2x" data-file-width="900" data-file-height="600" /></span></span></span> <a href="/wiki/ADITYA_(tokamak)" title="ADITYA (tokamak)">ADITYA</a></li> <li><a href="/wiki/SST-1_(tokamak)" title="SST-1 (tokamak)">SST-1</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/9e/Flag_of_Japan.svg/23px-Flag_of_Japan.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/9e/Flag_of_Japan.svg/35px-Flag_of_Japan.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/9e/Flag_of_Japan.svg/45px-Flag_of_Japan.svg.png 2x" data-file-width="900" data-file-height="600" /></span></span></span> <a href="/wiki/JT-60" title="JT-60">JT-60</a></li> <li><a href="/w/index.php?title=Q-shu_University_Experiment_with_Steady_State_Spherical_Tokamak&action=edit&redlink=1" class="new" title="Q-shu University Experiment with Steady State Spherical Tokamak (page does not exist)">QUEST</a><span class="noprint" style="font-size:85%; font-style: normal;"> [<a href="https://ja.wikipedia.org/wiki/QUEST" class="extiw" title="ja:QUEST">ja</a>]</span></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/3/32/Flag_of_Pakistan.svg/23px-Flag_of_Pakistan.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/32/Flag_of_Pakistan.svg/35px-Flag_of_Pakistan.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/32/Flag_of_Pakistan.svg/45px-Flag_of_Pakistan.svg.png 2x" data-file-width="900" data-file-height="600" /></span></span></span> <a href="/wiki/GLAST_(tokamak)" title="GLAST (tokamak)">GLAST</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/0/09/Flag_of_South_Korea.svg/23px-Flag_of_South_Korea.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/09/Flag_of_South_Korea.svg/35px-Flag_of_South_Korea.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/09/Flag_of_South_Korea.svg/45px-Flag_of_South_Korea.svg.png 2x" data-file-width="900" data-file-height="600" /></span></span></span> <a href="/wiki/KSTAR" title="KSTAR">KSTAR</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a9/Flag_of_Thailand.svg/23px-Flag_of_Thailand.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a9/Flag_of_Thailand.svg/35px-Flag_of_Thailand.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a9/Flag_of_Thailand.svg/45px-Flag_of_Thailand.svg.png 2x" data-file-width="900" data-file-height="600" /></span></span></span> <a href="/wiki/Thailand_Tokamak-1" title="Thailand Tokamak-1">TT-1</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:5.5em;font-weight:normal;">Europe</th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b7/Flag_of_Europe.svg/23px-Flag_of_Europe.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b7/Flag_of_Europe.svg/35px-Flag_of_Europe.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b7/Flag_of_Europe.svg/45px-Flag_of_Europe.svg.png 2x" data-file-width="810" data-file-height="540" /></span></span></span> <a href="/wiki/Joint_European_Torus" title="Joint European Torus">JET</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/c/cb/Flag_of_the_Czech_Republic.svg/23px-Flag_of_the_Czech_Republic.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/cb/Flag_of_the_Czech_Republic.svg/35px-Flag_of_the_Czech_Republic.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/cb/Flag_of_the_Czech_Republic.svg/45px-Flag_of_the_Czech_Republic.svg.png 2x" data-file-width="900" data-file-height="600" /></span></span></span> <a href="/wiki/COMPASS_tokamak" title="COMPASS tokamak">COMPASS</a></li> <li><a href="/w/index.php?title=GOLEM_tokamak&action=edit&redlink=1" class="new" title="GOLEM tokamak (page does not exist)">GOLEM</a><span class="noprint" style="font-size:85%; font-style: normal;"> [<a href="https://cs.wikipedia.org/wiki/Tokamak_TM-1_MH" class="extiw" title="cs:Tokamak TM-1 MH">cs</a>]</span></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/c/c3/Flag_of_France.svg/23px-Flag_of_France.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/c/c3/Flag_of_France.svg/35px-Flag_of_France.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/c/c3/Flag_of_France.svg/45px-Flag_of_France.svg.png 2x" data-file-width="900" data-file-height="600" /></span></span></span> <a href="/wiki/Tokamak_de_Fontenay_aux_Roses" class="mw-redirect" title="Tokamak de Fontenay aux Roses">TFR</a></li> <li><a href="/wiki/WEST_(formerly_Tore_Supra)" title="WEST (formerly Tore Supra)">WEST</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/b/ba/Flag_of_Germany.svg/23px-Flag_of_Germany.svg.png" decoding="async" width="23" height="14" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/b/ba/Flag_of_Germany.svg/35px-Flag_of_Germany.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/b/ba/Flag_of_Germany.svg/46px-Flag_of_Germany.svg.png 2x" data-file-width="1000" data-file-height="600" /></span></span></span> <a href="/wiki/ASDEX_Upgrade" title="ASDEX Upgrade">ASDEX Upgrade</a></li> <li><a href="/wiki/TEXTOR" class="mw-redirect" title="TEXTOR">TEXTOR</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/0/03/Flag_of_Italy.svg/23px-Flag_of_Italy.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/0/03/Flag_of_Italy.svg/35px-Flag_of_Italy.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/0/03/Flag_of_Italy.svg/45px-Flag_of_Italy.svg.png 2x" data-file-width="1500" data-file-height="1000" /></span></span></span> <a href="/wiki/Divertor_Tokamak_Test" title="Divertor Tokamak Test">DTT</a></li> <li><a href="/wiki/Frascati_Tokamak_Upgrade" title="Frascati Tokamak Upgrade">FTU</a></li> <li><a href="/wiki/IGNITOR" title="IGNITOR">IGNITOR</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/5/5c/Flag_of_Portugal.svg/23px-Flag_of_Portugal.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/5c/Flag_of_Portugal.svg/35px-Flag_of_Portugal.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/5c/Flag_of_Portugal.svg/45px-Flag_of_Portugal.svg.png 2x" data-file-width="600" data-file-height="400" /></span></span></span> <a href="/wiki/ISTTOK" title="ISTTOK">ISTTOK</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/f/f3/Flag_of_Russia.svg/23px-Flag_of_Russia.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/f/f3/Flag_of_Russia.svg/35px-Flag_of_Russia.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/f/f3/Flag_of_Russia.svg/45px-Flag_of_Russia.svg.png 2x" data-file-width="900" data-file-height="600" /></span></span></span> <a href="/wiki/T-15_(reactor)" title="T-15 (reactor)">T-15</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/0/08/Flag_of_Switzerland_%28Pantone%29.svg/16px-Flag_of_Switzerland_%28Pantone%29.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/08/Flag_of_Switzerland_%28Pantone%29.svg/24px-Flag_of_Switzerland_%28Pantone%29.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/08/Flag_of_Switzerland_%28Pantone%29.svg/32px-Flag_of_Switzerland_%28Pantone%29.svg.png 2x" data-file-width="512" data-file-height="512" /></span></span></span> <a href="/wiki/Tokamak_%C3%A0_configuration_variable" title="Tokamak à configuration variable">TCV</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/a/ae/Flag_of_the_United_Kingdom.svg/23px-Flag_of_the_United_Kingdom.svg.png" decoding="async" width="23" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/a/ae/Flag_of_the_United_Kingdom.svg/35px-Flag_of_the_United_Kingdom.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/a/ae/Flag_of_the_United_Kingdom.svg/46px-Flag_of_the_United_Kingdom.svg.png 2x" data-file-width="1200" data-file-height="600" /></span></span></span> <a href="/wiki/Mega_Ampere_Spherical_Tokamak" title="Mega Ampere Spherical Tokamak">MAST-U</a></li> <li><a href="/wiki/Small_Tight_Aspect_Ratio_Tokamak" title="Small Tight Aspect Ratio Tokamak">START</a></li> <li><a href="/wiki/Spherical_Tokamak_for_Energy_Production" title="Spherical Tokamak for Energy Production">STEP</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Stellarator" title="Stellarator">Stellarator</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:5.5em;font-weight:normal;">Americas</th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/23px-Flag_of_the_United_States.svg.png" decoding="async" width="23" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/35px-Flag_of_the_United_States.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/46px-Flag_of_the_United_States.svg.png 2x" data-file-width="1235" data-file-height="650" /></span></span></span> <a href="/wiki/Columbia_Non-neutral_Torus" title="Columbia Non-neutral Torus">CNT</a></li> <li><a href="/wiki/Compact_Toroidal_Hybrid" title="Compact Toroidal Hybrid">CTH</a></li> <li><a href="/wiki/Hybrid_Illinois_Device_for_Research_and_Applications" title="Hybrid Illinois Device for Research and Applications">HIDRA</a></li> <li><a href="/wiki/Helically_Symmetric_Experiment" title="Helically Symmetric Experiment">HSX</a></li> <li><a href="/wiki/Model_C_stellarator" title="Model C stellarator">Model C</a></li> <li><a href="/wiki/National_Compact_Stellarator_Experiment" title="National Compact Stellarator Experiment">NCSX</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f2/Flag_of_Costa_Rica.svg/23px-Flag_of_Costa_Rica.svg.png" decoding="async" width="23" height="14" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f2/Flag_of_Costa_Rica.svg/35px-Flag_of_Costa_Rica.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f2/Flag_of_Costa_Rica.svg/46px-Flag_of_Costa_Rica.svg.png 2x" data-file-width="1000" data-file-height="600" /></span></span></span> <a href="/wiki/SCR-1" title="SCR-1">SCR-1</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:5.5em;font-weight:normal;">Asia,<br />Oceania</th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/8/88/Flag_of_Australia_%28converted%29.svg/23px-Flag_of_Australia_%28converted%29.svg.png" decoding="async" width="23" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/88/Flag_of_Australia_%28converted%29.svg/35px-Flag_of_Australia_%28converted%29.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/88/Flag_of_Australia_%28converted%29.svg/46px-Flag_of_Australia_%28converted%29.svg.png 2x" data-file-width="1280" data-file-height="640" /></span></span></span> <a href="/wiki/H-1NF" title="H-1NF">H-1NF</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/9e/Flag_of_Japan.svg/23px-Flag_of_Japan.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/9e/Flag_of_Japan.svg/35px-Flag_of_Japan.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/9e/Flag_of_Japan.svg/45px-Flag_of_Japan.svg.png 2x" data-file-width="900" data-file-height="600" /></span></span></span> <a href="/wiki/Heliotron_J" title="Heliotron J">Heliotron J</a></li> <li><a href="/wiki/Large_Helical_Device" title="Large Helical Device">LHD</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:5.5em;font-weight:normal;">Europe</th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/b/ba/Flag_of_Germany.svg/23px-Flag_of_Germany.svg.png" decoding="async" width="23" height="14" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/b/ba/Flag_of_Germany.svg/35px-Flag_of_Germany.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/b/ba/Flag_of_Germany.svg/46px-Flag_of_Germany.svg.png 2x" data-file-width="1000" data-file-height="600" /></span></span></span> <a href="/wiki/WEGA_(stellarator)" class="mw-redirect" title="WEGA (stellarator)">WEGA</a></li> <li><a href="/wiki/Wendelstein_7-AS" title="Wendelstein 7-AS">Wendelstein 7-AS</a></li> <li><a href="/wiki/Wendelstein_7-X" title="Wendelstein 7-X">Wendelstein 7-X</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/9a/Flag_of_Spain.svg/23px-Flag_of_Spain.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/9a/Flag_of_Spain.svg/35px-Flag_of_Spain.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/9a/Flag_of_Spain.svg/45px-Flag_of_Spain.svg.png 2x" data-file-width="750" data-file-height="500" /></span></span></span> <a href="/wiki/TJ-II" title="TJ-II">TJ-II</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/49/Flag_of_Ukraine.svg/23px-Flag_of_Ukraine.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/49/Flag_of_Ukraine.svg/35px-Flag_of_Ukraine.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/49/Flag_of_Ukraine.svg/45px-Flag_of_Ukraine.svg.png 2x" data-file-width="1200" data-file-height="800" /></span></span></span> <a href="/wiki/Uragan-2M" title="Uragan-2M">Uragan-2M</a> <ul><li><a href="/w/index.php?title=Uragan-3M&action=edit&redlink=1" class="new" title="Uragan-3M (page does not exist)">Uragan-3M</a><span class="noprint" style="font-size:85%; font-style: normal;"> [<a href="https://uk.wikipedia.org/wiki/%D0%A3%D1%80%D0%B0%D0%B3%D0%B0%D0%BD-3%D0%9C" class="extiw" title="uk:Ураган-3М">uk</a>]</span></li></ul></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Pinch_(plasma_physics)" title="Pinch (plasma physics)">Pinch</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/23px-Flag_of_the_United_States.svg.png" decoding="async" width="23" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/35px-Flag_of_the_United_States.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/46px-Flag_of_the_United_States.svg.png 2x" data-file-width="1235" data-file-height="650" /></span></span></span> <a href="/wiki/Perhapsatron" title="Perhapsatron">Perhapsatron</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/a/ae/Flag_of_the_United_Kingdom.svg/23px-Flag_of_the_United_Kingdom.svg.png" decoding="async" width="23" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/a/ae/Flag_of_the_United_Kingdom.svg/35px-Flag_of_the_United_Kingdom.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/a/ae/Flag_of_the_United_Kingdom.svg/46px-Flag_of_the_United_Kingdom.svg.png 2x" data-file-width="1200" data-file-height="600" /></span></span></span> <a href="/wiki/Sceptre_(fusion_reactor)" title="Sceptre (fusion reactor)">Sceptre</a></li> <li><a href="/wiki/ZETA_(fusion_reactor)" title="ZETA (fusion reactor)">ZETA</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Reversed_field_pinch" title="Reversed field pinch">RFP</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/0/03/Flag_of_Italy.svg/23px-Flag_of_Italy.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/0/03/Flag_of_Italy.svg/35px-Flag_of_Italy.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/0/03/Flag_of_Italy.svg/45px-Flag_of_Italy.svg.png 2x" data-file-width="1500" data-file-height="1000" /></span></span></span> <a href="/wiki/Reversed-Field_eXperiment" title="Reversed-Field eXperiment">RFX</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/23px-Flag_of_the_United_States.svg.png" decoding="async" width="23" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/35px-Flag_of_the_United_States.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/46px-Flag_of_the_United_States.svg.png 2x" data-file-width="1235" data-file-height="650" /></span></span></span> <a href="/wiki/Madison_Symmetric_Torus" title="Madison Symmetric Torus">MST</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Magnetic_mirror" title="Magnetic mirror">Mirror</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/f/f3/Flag_of_Russia.svg/23px-Flag_of_Russia.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/f/f3/Flag_of_Russia.svg/35px-Flag_of_Russia.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/f/f3/Flag_of_Russia.svg/45px-Flag_of_Russia.svg.png 2x" data-file-width="900" data-file-height="600" /></span></span></span> <a href="/wiki/Gas_Dynamic_Trap" title="Gas Dynamic Trap">GDT</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/23px-Flag_of_the_United_States.svg.png" decoding="async" width="23" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/35px-Flag_of_the_United_States.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/46px-Flag_of_the_United_States.svg.png 2x" data-file-width="1235" data-file-height="650" /></span></span></span> <a href="/wiki/Astron_(fusion_reactor)" title="Astron (fusion reactor)">Astron</a></li> <li><a href="/wiki/Lockheed_Martin_Compact_Fusion_Reactor" title="Lockheed Martin Compact Fusion Reactor">Lockheed Martin CFR</a></li> <li><a href="/wiki/Mirror_Fusion_Test_Facility" title="Mirror Fusion Test Facility">MFTF</a> <ul><li><a href="/wiki/Tandem_Mirror_Experiment" title="Tandem Mirror Experiment">TMX</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/23px-Flag_of_the_United_States.svg.png" decoding="async" width="23" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/35px-Flag_of_the_United_States.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/46px-Flag_of_the_United_States.svg.png 2x" data-file-width="1235" data-file-height="650" /></span></span></span> <a href="/wiki/Levitated_Dipole_Experiment" title="Levitated Dipole Experiment">LDX</a></li> <li><a href="/wiki/Princeton_field-reversed_configuration" title="Princeton field-reversed configuration">PFRC</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/a/ae/Flag_of_the_United_Kingdom.svg/23px-Flag_of_the_United_Kingdom.svg.png" decoding="async" width="23" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/a/ae/Flag_of_the_United_Kingdom.svg/35px-Flag_of_the_United_Kingdom.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/a/ae/Flag_of_the_United_Kingdom.svg/46px-Flag_of_the_United_Kingdom.svg.png 2x" data-file-width="1200" data-file-height="600" /></span></span></span> <a href="/wiki/Trisops" title="Trisops">Trisops</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Magneto-inertial_fusion" title="Magneto-inertial fusion">Magneto-inertial</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d9/Flag_of_Canada_%28Pantone%29.svg/23px-Flag_of_Canada_%28Pantone%29.svg.png" decoding="async" width="23" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d9/Flag_of_Canada_%28Pantone%29.svg/35px-Flag_of_Canada_%28Pantone%29.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/d9/Flag_of_Canada_%28Pantone%29.svg/46px-Flag_of_Canada_%28Pantone%29.svg.png 2x" data-file-width="1200" data-file-height="600" /></span></span></span> <a href="/wiki/General_Fusion" title="General Fusion">SPECTOR</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/23px-Flag_of_the_United_States.svg.png" decoding="async" width="23" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/35px-Flag_of_the_United_States.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/46px-Flag_of_the_United_States.svg.png 2x" data-file-width="1235" data-file-height="650" /></span></span></span> <a href="/wiki/Linus_(fusion_experiment)" title="Linus (fusion experiment)">Linus</a></li> <li><a href="/wiki/Magnetized_target_fusion#Devices" title="Magnetized target fusion">FRX-L – FRCHX</a></li> <li><a href="/wiki/Helion_Energy" title="Helion Energy">Fusion Engine</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Inertial_confinement_fusion" title="Inertial confinement fusion">Inertial<br />confinement</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%">Laser</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:5.5em;font-weight:normal;">Americas</th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/23px-Flag_of_the_United_States.svg.png" decoding="async" width="23" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/35px-Flag_of_the_United_States.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/46px-Flag_of_the_United_States.svg.png 2x" data-file-width="1235" data-file-height="650" /></span></span></span> <a href="/wiki/Argus_laser" title="Argus laser">Argus</a></li> <li><a href="/wiki/Cyclops_laser" title="Cyclops laser">Cyclops</a></li> <li><a href="/wiki/Janus_laser" title="Janus laser">Janus</a></li> <li><a href="/wiki/Laser_Inertial_Fusion_Energy" title="Laser Inertial Fusion Energy">LIFE</a></li> <li><a href="/wiki/Long_path_laser" title="Long path laser">Long path</a></li> <li><a href="/wiki/National_Ignition_Facility" title="National Ignition Facility">NIF</a></li> <li><a href="/wiki/Nike_laser" title="Nike laser">Nike</a></li> <li><a href="/wiki/Nova_(laser)" title="Nova (laser)">Nova</a></li> <li><a href="/wiki/Laboratory_for_Laser_Energetics" title="Laboratory for Laser Energetics">OMEGA</a></li> <li><a href="/wiki/Shiva_laser" title="Shiva laser">Shiva</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:5.5em;font-weight:normal;">Asia</th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/9e/Flag_of_Japan.svg/23px-Flag_of_Japan.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/9e/Flag_of_Japan.svg/35px-Flag_of_Japan.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/9e/Flag_of_Japan.svg/45px-Flag_of_Japan.svg.png 2x" data-file-width="900" data-file-height="600" /></span></span></span> <a href="/wiki/GEKKO_XII" title="GEKKO XII">GEKKO XII</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:5.5em;font-weight:normal;">Europe</th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b7/Flag_of_Europe.svg/23px-Flag_of_Europe.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b7/Flag_of_Europe.svg/35px-Flag_of_Europe.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b7/Flag_of_Europe.svg/45px-Flag_of_Europe.svg.png 2x" data-file-width="810" data-file-height="540" /></span></span></span> <a class="mw-selflink selflink">HiPER</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/c/cb/Flag_of_the_Czech_Republic.svg/23px-Flag_of_the_Czech_Republic.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/cb/Flag_of_the_Czech_Republic.svg/35px-Flag_of_the_Czech_Republic.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/cb/Flag_of_the_Czech_Republic.svg/45px-Flag_of_the_Czech_Republic.svg.png 2x" data-file-width="900" data-file-height="600" /></span></span></span> <a href="/wiki/Asterix_IV_laser" title="Asterix IV laser">Asterix IV (PALS)</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/c/c3/Flag_of_France.svg/23px-Flag_of_France.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/c/c3/Flag_of_France.svg/35px-Flag_of_France.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/c/c3/Flag_of_France.svg/45px-Flag_of_France.svg.png 2x" data-file-width="900" data-file-height="600" /></span></span></span> <a href="/wiki/Laser_M%C3%A9gajoule" title="Laser Mégajoule">LMJ</a></li> <li><a href="/wiki/LULI2000" title="LULI2000">LULI2000</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/f/f3/Flag_of_Russia.svg/23px-Flag_of_Russia.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/f/f3/Flag_of_Russia.svg/35px-Flag_of_Russia.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/f/f3/Flag_of_Russia.svg/45px-Flag_of_Russia.svg.png 2x" data-file-width="900" data-file-height="600" /></span></span></span> <a href="/wiki/ISKRA_lasers" title="ISKRA lasers">ISKRA</a></li> <li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/a/ae/Flag_of_the_United_Kingdom.svg/23px-Flag_of_the_United_Kingdom.svg.png" decoding="async" width="23" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/a/ae/Flag_of_the_United_Kingdom.svg/35px-Flag_of_the_United_Kingdom.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/a/ae/Flag_of_the_United_Kingdom.svg/46px-Flag_of_the_United_Kingdom.svg.png 2x" data-file-width="1200" data-file-height="600" /></span></span></span> <a href="/wiki/Vulcan_laser" title="Vulcan laser">Vulcan</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Non-laser</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/23px-Flag_of_the_United_States.svg.png" decoding="async" width="23" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/35px-Flag_of_the_United_States.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/a/a4/Flag_of_the_United_States.svg/46px-Flag_of_the_United_States.svg.png 2x" data-file-width="1235" data-file-height="650" /></span></span></span> <a href="/wiki/Project_PACER" title="Project PACER">PACER</a></li> <li><a href="/wiki/Z_Pulsed_Power_Facility" title="Z Pulsed Power Facility">Z machine</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <ul><li><a href="/wiki/International_Fusion_Materials_Irradiation_Facility" title="International Fusion Materials Irradiation Facility">International Fusion Materials Irradiation Facility</a></li> <li><a href="/wiki/ITER_Neutral_Beam_Test_Facility" title="ITER Neutral Beam Test Facility">ITER Neutral Beam Test Facility</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="Lasers" style="padding:3px"><table class="nowraplinks hlist mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Lasers" title="Template:Lasers"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Lasers" title="Template talk:Lasers"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Lasers" title="Special:EditPage/Template:Lasers"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Lasers" style="font-size:114%;margin:0 4em"><a href="/wiki/Laser" title="Laser">Lasers</a></div></th></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <ul><li><a href="/wiki/List_of_laser_articles" title="List of laser articles">List of laser articles</a></li> <li><a href="/wiki/List_of_laser_types" title="List of laser types">List of laser types</a></li> <li><a href="/wiki/List_of_laser_applications" title="List of laser applications">List of laser applications</a></li> <li><a href="/wiki/Laser_acronyms" title="Laser acronyms">Laser acronyms</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Types of lasers</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Chemical_laser" title="Chemical laser">Chemical laser</a></li> <li><a href="/wiki/Dye_laser" title="Dye laser">Dye laser</a> <ul><li><a href="/wiki/Bubble_laser" title="Bubble laser">Bubble</a></li> <li><a href="/wiki/Liquid-crystal_laser" title="Liquid-crystal laser">Liquid-crystal</a></li></ul></li> <li><a href="/wiki/Gas_laser" title="Gas laser">Gas laser</a> <ul><li><a href="/wiki/Carbon_dioxide_laser" class="mw-redirect" title="Carbon dioxide laser">Carbon dioxide</a></li> <li><a href="/wiki/Excimer_laser" title="Excimer laser">Excimer</a></li> <li><a href="/wiki/Helium%E2%80%93neon_laser" title="Helium–neon laser">Helium–neon</a></li> <li><a href="/wiki/Ion_laser" title="Ion laser">Ion</a></li> <li><a href="/wiki/Nitrogen_laser" title="Nitrogen laser">Nitrogen</a></li></ul></li> <li><a href="/wiki/Free-electron_laser" title="Free-electron laser">Free-electron laser</a></li> <li><a href="/wiki/Laser_diode" title="Laser diode">Laser diode</a></li> <li><a href="/wiki/Solid-state_laser" title="Solid-state laser">Solid-state laser</a> <ul><li><a href="/wiki/Er:YAG_laser" title="Er:YAG laser">Er:YAG</a></li> <li><a href="/wiki/Nd:YAG_laser" title="Nd:YAG laser">Nd:YAG</a></li> <li><a href="/wiki/Raman_laser" title="Raman laser">Raman</a></li> <li><a href="/wiki/Ruby_laser" title="Ruby laser">Ruby</a></li> <li><a href="/wiki/Ti-sapphire_laser" class="mw-redirect" title="Ti-sapphire laser">Ti-sapphire</a></li></ul></li> <li><a href="/wiki/X-ray_laser" title="X-ray laser">X-ray laser</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Laser_science" title="Laser science">Laser physics</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Active_laser_medium" title="Active laser medium">Active laser medium</a></li> <li><a href="/wiki/Amplified_spontaneous_emission" title="Amplified spontaneous emission">Amplified spontaneous emission</a></li> <li><a href="/wiki/Continuous_wave" title="Continuous wave">Continuous wave</a></li> <li><a href="/wiki/Laser_ablation" title="Laser ablation">Laser ablation</a></li> <li><a href="/wiki/Laser_linewidth" title="Laser linewidth">Laser linewidth</a></li> <li><a href="/wiki/Lasing_threshold" title="Lasing threshold">Lasing threshold</a></li> <li><a href="/wiki/Population_inversion" title="Population inversion">Population inversion</a></li> <li><a href="/wiki/Ultrashort_pulse_laser" title="Ultrashort pulse laser">Ultrashort pulse</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Laser optics</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Beam_expander" title="Beam expander">Beam expander</a></li> <li><a href="/wiki/Beam_homogenizer" title="Beam homogenizer">Beam homogenizer</a></li> <li><a href="/wiki/Chirped_pulse_amplification" title="Chirped pulse amplification">Chirped pulse amplification</a></li> <li><a href="/wiki/Gain-switching" title="Gain-switching">Gain-switching</a></li> <li><a href="/wiki/Gaussian_beam" title="Gaussian beam">Gaussian beam</a></li> <li><a href="/wiki/Injection_seeder" title="Injection seeder">Injection seeder</a></li> <li><a href="/wiki/Laser_beam_profiler" title="Laser beam profiler">Laser beam profiler</a></li> <li><a href="/wiki/M_squared" title="M squared">M squared</a></li> <li><a href="/wiki/Mode_locking" title="Mode locking">Mode locking</a></li> <li><a href="/wiki/Multiple-prism_grating_laser_oscillator" title="Multiple-prism grating laser oscillator">Multiple-prism grating laser oscillator</a></li> <li><a href="/wiki/Optical_amplifier" title="Optical amplifier">Optical amplifier</a></li> <li><a href="/wiki/Optical_cavity" title="Optical cavity">Optical cavity</a></li> <li><a href="/wiki/Optical_isolator" title="Optical isolator">Optical isolator</a></li> <li><a href="/wiki/Output_coupler" title="Output coupler">Output coupler</a></li> <li><a href="/wiki/Q-switching" title="Q-switching">Q-switching</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2" style="font-weight: bold;"><div> <ul><li><span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/16px-Symbol_category_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/23px-Symbol_category_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/31px-Symbol_category_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <a href="/wiki/Category:Lasers" title="Category:Lasers">Category</a></li></ul> </div></td></tr></tbody></table></div> <!-- NewPP limit report Parsed by 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