PETRA IV · Cutting-edge research in a whole new light

<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en"> <head> <base href="https://petra4.desy.de/index_eng.html" /> <meta charset="utf-8" /> <meta name="viewport" content="width=device-width,initial-scale=1.0"> <link rel="stylesheet" type="text/css" href="https://petra4.desy.de/common/vendor/bootstrap/5.1.3/bootstrap.min.css"> <link rel="stylesheet" type="text/css" href="https://petra4.desy.de/theme_petra4/assets/css/vendor/flickity.css"/> <link rel="stylesheet" type="text/css" href="https://petra4.desy.de/theme_petra4/assets/css/fonts.css"/> <link rel="stylesheet" type="text/css" href="https://petra4.desy.de/theme_petra4/assets/css/agency.css"/> <link rel="stylesheet" type="text/css" href="https://petra4.desy.de/theme_petra4/assets/css/style.css"/> <link rel="stylesheet" type="text/css" media="print" href="https://petra4.desy.de/theme_petra4/assets/css/print.css"/> <link rel="stylesheet" type="text/css" href="/++resource++zmi/fontawesome-free-5.15.2/css/all.css" /> <link rel="icon" type="image/png" href="https://petra4.desy.de/theme_petra4/assets/favicon.png">  <title>PETRA IV · Cutting-edge research in a whole new light</title>  <script> var _paq = window._paq = window._paq || []; /* tracker methods like "setCustomDimension" should be called before "trackPageView" */ _paq.push(["setDoNotTrack", true]); _paq.push(["disableCookies"]); _paq.push(['trackPageView']); _paq.push(['enableLinkTracking']); (function() { var u="https://matomo.desy.de/piwik/"; _paq.push(['setTrackerUrl', u+'matomo.php']); _paq.push(['setSiteId', '426']); var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0]; g.async=true; g.src=u+'matomo.js'; s.parentNode.insertBefore(g,s); })(); </script>  </head> <body class="web" id="content" data-sg-background="home" data-current-page="https://petra4.desy.de/index_eng.html"> <header id="site-header"> <div class="container mt-3 mt-md-5 g-sm-0"> <div class="row align-items-center"> <div class="col-auto"> <div class="sg-site-header-logo"> <a href="https://petra4.desy.de/index_eng.html"> <img alt="" src="https://petra4.desy.de/theme_petra4/assets/img/logos/PETRA_IV_Schriftzug_RGB_2021_1.svg"> </a> </div> </div> <div class="col"> <div class="row"> <div class="col d-flex align-items-center justify-content-end"> <nav class="sg-nav-secondary d-none d-md-block" aria-label="Secondary navigation"> <ul class="nav"> <li class="nav-item"> <a href="https://petra4.desy.de/faq/index_eng.html" data-current="https://petra4.desy.de/index_eng.html" class="nav-link ">FAQ</a> </li> <li class="nav-item"> <a href="https://petra4.desy.de/press/index_eng.html" data-current="https://petra4.desy.de/index_eng.html" class="nav-link ">Press</a> </li> </ul> </nav> </div> <div class="col-auto d-flex align-items-center justify-content-end"> <button class="sg-offcanvas-trigger button--transparent" data-bs-toggle="offcanvas" data-bs-target="#offcanvasRight" aria-controls="offcanvasRight"> <img alt="" src="https://petra4.desy.de/theme_petra4/assets/img/icons/menu-bars.svg"> <span class="visually-hidden">Menu</span> </button> </div> </div> </div> <div class="offcanvas offcanvas-end" tabindex="-1" id="offcanvasRight" aria-labelledby="mainMenuLabel"> <div class="offcanvas-header"> <h2 id="mainMenuLabel" class="visually-hidden">Navigation</h2> <img alt="Logo Petra IV" class="offcanvas-logo" src="https://petra4.desy.de/theme_petra4/assets/img/logos/PETRA_IV_Schriftzug_RGB_2021--white.svg" /> <button type="button" class="btn-close btn-close-white text-reset mt-1" data-bs-dismiss="offcanvas" aria-label="Close"></button> </div> <div class="offcanvas-body"> <nav class="sg-main-navigation" aria-label="Main">  <ul id="mainmenu" class="main-menu list-unstyled accordion accordion-flush"> <li class="e3180 inactive topicDetailPage0 childpages"><a href="https://petra4.desy.de/petra_iv/index_eng.html" title="Accelerate progress" class="e3180 inactive topicDetailPage0 childpages"><span>PETRA IV</span></a><ul> <li class="e19015 inactive topicDetailPage0"><a href="https://petra4.desy.de/petra_iv/excellent_research/index_eng.html" title="That's why we need PETRA IV" class="e19015 inactive topicDetailPage0"><span>Excellent Research</span></a></li> <li class="e3181 inactive topicDetailPage0 childpages"><a href="https://petra4.desy.de/petra_iv/accelerators/index_eng.html" title="Accelerator" class="e3181 inactive topicDetailPage0 childpages"><span>Accelerators</span></a></li> <li class="e9679 inactive topicDetailPage0 childpages"><a href="https://petra4.desy.de/petra_iv/accelerators/index_eng.html" title="Accelerator" class="e9679 inactive topicDetailPage0 childpages"><span>Accelerators</span></a></li> <li class="e3189 inactive topicDetailPage0 childpages"><a href="https://petra4.desy.de/petra_iv/beamlines/index_eng.html" title="Beamlines" class="e3189 inactive topicDetailPage0 childpages"><span>Beamlines</span></a></li> <li class="e3450 inactive topicDetailPage0"><a href="https://petra4.desy.de/petra_iv/users_and_industry/index_eng.html" title="Partner for research and industry" class="e3450 inactive topicDetailPage0"><span>Users and industry</span></a></li> <li class="e3396 inactive topicDetailPage0"><a href="https://petra4.desy.de/petra_iv/partners/index_eng.html" title="Partners" class="e3396 inactive topicDetailPage0"><span>Partners</span></a></li> <li class="e3244 inactive topicDetailPage0"><a href="https://petra4.desy.de/petra_iv/faq/index_eng.html" title="FAQ" class="e3244 inactive topicDetailPage0"><span>FAQ</span></a></li> <li class="e3307 inactive topicDetailPage0"><a href="https://petra4.desy.de/petra_iv/contact_us/index_eng.html" title="Contact us" class="e3307 inactive topicDetailPage0"><span>Contact us</span></a></li> </ul> </li> <li class="e3326 inactive topicDetailPage0 childpages"><a href="https://petra4.desy.de/research/index_eng.html" title="Research" class="e3326 inactive topicDetailPage0 childpages"><span>Research</span></a><ul> <li class="e3330 inactive topicDetailPage0 childpages"><a href="https://petra4.desy.de/research/healthcare/index_eng.html" title="Healthcare" class="e3330 inactive topicDetailPage0 childpages"><span>Healthcare</span></a></li> <li class="e3337 inactive topicDetailPage0 childpages"><a href="https://petra4.desy.de/research/new_materials/index_eng.html" title="New materials" class="e3337 inactive topicDetailPage0 childpages"><span>New Materials</span></a></li> <li class="e3345 inactive topicDetailPage0 childpages"><a href="https://petra4.desy.de/research/energy/index_eng.html" title="Energy" class="e3345 inactive topicDetailPage0 childpages"><span>Energy</span></a></li> <li class="e3352 inactive topicDetailPage0 childpages"><a href="https://petra4.desy.de/research/new_technologies/index_eng.html" title="New technologies" class="e3352 inactive topicDetailPage0 childpages"><span>New technologies</span></a></li> <li class="e3358 inactive topicDetailPage0 childpages"><a href="https://petra4.desy.de/research/earth_and_the_environment/index_eng.html" title="Earth and the environment" class="e3358 inactive topicDetailPage0 childpages"><span>Earth and the environment</span></a></li> <li class="e3370 inactive topicDetailPage0 childpages"><a href="https://petra4.desy.de/research/cultural_heritage/index_eng.html" title="Cultural heritage" class="e3370 inactive topicDetailPage0 childpages"><span>Cultural heritage</span></a></li> </ul> </li> <li class="e6633 inactive topicDetailPage0 childpages"><a href="https://petra4.desy.de/transfer_and_innovation/index_eng.html" title="Transfer and innovation" class="e6633 inactive topicDetailPage0 childpages"><span>Transfer and Innovation</span></a><ul> <li class="e16597 inactive topicDetailPage0"><a href="https://petra4.desy.de/transfer_and_innovation/science_briefing/index_eng.html" title="DESY is ready for the future" class="e16597 inactive topicDetailPage0"><span>Science Briefing</span></a></li> <li class="e17452 inactive topicDetailPage0 childpages"><a href="https://petra4.desy.de/transfer_and_innovation/sustainability/index_eng.html" title="Accelerating sustainability" class="e17452 inactive topicDetailPage0 childpages"><span>Sustainability</span></a></li> </ul> </li> <li class="e3842 inactive newsIndexPage0 childpages"><a href="https://petra4.desy.de/news/index_eng.html" title="News" class="e3842 inactive newsIndexPage0 childpages"><span>News</span></a><ul> <li class="inactive"> <a href="https://petra4.desy.de/news/index_eng.html?year=2025" title="2025" class="inactive"> <span>2025</span> </a></li> <li class="inactive"> <a href="https://petra4.desy.de/news/index_eng.html?year=2024" title="2024" class="inactive"> <span>2024</span> </a></li> <li class="inactive"> <a href="https://petra4.desy.de/news/index_eng.html?year=2023" title="2023" class="inactive"> <span>2023</span> </a></li> <li class="inactive"> <a href="https://petra4.desy.de/news/index_eng.html?year=2022" title="2022" class="inactive"> <span>2022</span> </a></li> <li class="inactive"> <a href="https://petra4.desy.de/news/index_eng.html?year=2021" title="2021" class="inactive"> <span>2021</span> </a></li> <li class="inactive"> <a href="https://petra4.desy.de/news/index_eng.html?year=2020" title="2020" class="inactive"> <span>2020</span> </a></li></ul></li> <li class="e3384 inactive topicDetailPage0 childpages"><a href="https://petra4.desy.de/location/index_eng.html" title="Location" class="e3384 inactive topicDetailPage0 childpages"><span>Location</span></a><ul> <li class="e3386 inactive topicDetailPage0"><a href="https://petra4.desy.de/location/good_neighbourliness/index_eng.html" title="Good neighbourliness" class="e3386 inactive topicDetailPage0"><span>Good neighbourliness</span></a></li> <li class="e3388 inactive topicDetailPage0"><a href="https://petra4.desy.de/location/construction_project/index_eng.html" title="Construction project" class="e3388 inactive topicDetailPage0"><span>Construction Project</span></a></li> </ul> </li> </ul> </nav>  <nav class="sg-langauge-switch-nav" aria-label="Language Switch"> <ul class="sg-language-switch list-unstyled list-inline"> <li class="list-inline-item me-4 "> <a aria-label="Deutsch auswählen" href="https://petra4.desy.de/index_ger.html" title="Deutsch">Deutsch</a> </li> <li class="list-inline-item me-4 active"> English </li> </ul> </nav> </div> </div>  </div>  </div> </header>   <div class="video-background"> <video id="videoBg" autoplay muted loop playsinline preload="auto" poster="">  <source src="https://video.desy.de/getMedium/default/9ed66754ea395ffd7fef1f7420139fe6.mp4" type="video/mp4"> </video> </div> <div class="container sg-content-offset-top">  </div>  <main class="content-main">    <div class="container mt-2 mt-sm-3 mt-md-5 mb-0"> <div class="row"> <div class="col-10 col-sm-12 col-md-10 col-lg-6 offset-md-1 m-auto m-md-0 px-0"> <h1><span>Cutting-edge research</span> in a whole new light</h1> <p class="d-none d-md-block">A unique research instrument is to be built at DESY in Hamburg: the X-ray light source PETRA IV. Scientists from all over the world will conduct experiments here that can only be carried out at this facility. This will lead to a fundamentally new view of the world around us and a new quality of approaches for finding solutions to pressing questions in society.</p> </div> </div> </div> <div class="container text-left g-0 my-3 mb-5"> <div class="col-10 col-md-10 col-lg-6 offset-md-1 m-auto m-md-0 px-0"> <a class="btn btn-secondary rounded-pill" href="https://petra4.desy.de/petra_iv/index_eng.html">Learn more about PETRA IV</a> </div> </div>  <div class="container"> <div class="container mt-5 mb-3 pt-5"> <div class="row"> <div class="col-10 col-md-10 col-lg-8 m-auto px-0 mb-sm-3"> <div class="mb-sm-4"> <h2 class="sg-glow">Research areas</h2> <p class="d-none d-sm-block">Using the ultrabright X-ray light, researchers want to investigate natural phenomena and technical processes in new dimensions – from the millimetre range down to the nanoscale. PETRA IV will provide insights and knowledge and help to clarify urgent questions for the future:</p> </div> </div> </div> </div> </div> <div class="carousel-wrapper mb-4"> <div class="carousel"> <div id="slide-0" class="card border-0 rounded-0 mb-4">  <div class="row g-0"> <div class="card-media col-12">  <img loading="lazy" width="640" class="img-fluid" src="/sites/desy/microsites/petra-4/content/e3326/e3330/e_teaser_image/Teaser-640x360-Gesundheit-Proben_ger.jpg" alt="THE ALT-TAG in ENGLISH" title="THE ALT-TAG in ENGLISH">  </div> <div class="col-12"> <div class="card-body"> <h3 class="card-title"> <a class="stretched-link" href="https://petra4.desy.de/research/healthcare/index_eng.html">Healthcare</a> </h3> <p class="card-text">How can diseases be better tackled?</p> </div> </div> </div>  </div> <div id="slide-1" class="card border-0 rounded-0 mb-4">  <div class="row g-0"> <div class="card-media col-12">  <img loading="lazy" width="640" class="img-fluid" src="/sites/desy/microsites/petra-4/content/e3326/e3337/e_teaser_image/Teaser-640x360-Ressourcen_ger.jpg" alt="Earth moves around the sun in the universe." title="Earth moves around the sun in the universe.">  </div> <div class="col-12"> <div class="card-body"> <h3 class="card-title"> <a class="stretched-link" href="https://petra4.desy.de/research/new_materials/index_eng.html">New materials</a> </h3> <p class="card-text">How can we save resources?</p> </div> </div> </div>  </div> <div id="slide-2" class="card border-0 rounded-0 mb-4">  <div class="row g-0"> <div class="card-media col-12">  <img loading="lazy" width="640" class="img-fluid" src="/sites/desy/microsites/petra-4/content/e3326/e3345/e_teaser_image/Teaser-640x360-NachhaltigeMaterialien_ger.jpg" alt="Testing of sustainable materials." title="Testing of sustainable materials.">  </div> <div class="col-12"> <div class="card-body"> <h3 class="card-title"> <a class="stretched-link" href="https://petra4.desy.de/research/energy/index_eng.html">Energy</a> </h3> <p class="card-text">How can we make more resilient materials?</p> </div> </div> </div>  </div> <div id="slide-3" class="card border-0 rounded-0 mb-4">  <div class="row g-0"> <div class="card-media col-12">  <img loading="lazy" width="640" class="img-fluid" src="/sites/desy/microsites/petra-4/content/e3326/e3352/e_teaser_image/Teaser-640x360-NeueTechnologien-Server_ger.jpg" alt="Image of a huge server room." title="Image of a huge server room.">  </div> <div class="col-12"> <div class="card-body"> <h3 class="card-title"> <a class="stretched-link" href="https://petra4.desy.de/research/new_technologies/index_eng.html">New technologies</a> </h3> <p class="card-text">What do we need for the digital world of tomorrow?</p> </div> </div> </div>  </div> <div id="slide-4" class="card border-0 rounded-0 mb-4">  <div class="row g-0"> <div class="card-media col-12">  <img loading="lazy" width="640" class="img-fluid" src="/sites/desy/microsites/petra-4/content/e3326/e3358/e_teaser_image/Teaser-640x360-ErdeUmwelt-Eisberg_ger.jpg" alt="Icebergs in the arctic sea." title="Icebergs in the arctic sea.">  </div> <div class="col-12"> <div class="card-body"> <h3 class="card-title"> <a class="stretched-link" href="https://petra4.desy.de/research/earth_and_the_environment/index_eng.html">Earth and the environment</a> </h3> <p class="card-text">How do we preserve our ecosystems?</p> </div> </div> </div>  </div> <div id="slide-5" class="card border-0 rounded-0 mb-4">  <div class="row g-0"> <div class="card-media col-12">  <img loading="lazy" width="640" class="img-fluid" src="/sites/desy/microsites/petra-4/content/e3326/e3370/e_teaser_image/Kulturelles_Erbe_640x360teaser-card_ger.jpg" alt="Cultural heritage: Making over painted pictures visible again." title="Cultural heritage: Making over painted pictures visible again.">  </div> <div class="col-12"> <div class="card-body"> <h3 class="card-title"> <a class="stretched-link" href="https://petra4.desy.de/research/cultural_heritage/index_eng.html">Cultural heritage</a> </h3> <p class="card-text">How can we preserve our cultural treasures?</p> </div> </div> </div>  </div> </div> </div>    <div class="container pt-5 pb-5"> <div class="container mt-5 mb-3 pt-5"> <div class="row"> <div class="col-10 col-md-10 col-lg-8 m-auto px-0 mb-sm-3"> <div class="mb-sm-4"> <h2 class="sg-glow">News</h2> <p class="d-none d-sm-block">Research topics and news about developments in the project</p> </div> </div> </div> </div> <div class="container"> <div class="row"> <div class="col-10 col-md-10 col-lg-8 m-auto px-0">   <div class="card border-0 rounded-0 mb-4"> <div class="row g-0"> <div class="col-sm-4">  <img loading="lazy" width="625" class="img-fluid" src="/sites/desy/microsites/petra-4/content/e3842/e18070/e18074/e_teaser_image/Newsletter-Februar2023-Nachhaltigkeitsbericht-2_eng.jpg" alt="a photo of the sustainability report" title="a photo of the sustainability report">  </div> <div class="col-sm-8"> <div class="card-body"> <div class="meta-info"> <span>8. January 2025</span> <span>Sustainability</span> </div> <h3 class="card-title"> <a class="stretched-link" href="https://petra4.desy.de/news/2025/design4sustainability/index_eng.html">Sustainability and PETRA IV</a> </h3> </div> </div> </div> </div>   <div class="card border-0 rounded-0 mb-4"> <div class="row g-0"> <div class="col-sm-4">  <img loading="lazy" width="1024" class="img-fluid" src="/sites/desy/microsites/petra-4/content/e3842/e16507/e17491/e_teaser_image/DESY_Quantum_small_ger.jpg" alt="Eine Festplatte mit Platine und Prozessor in blauem Licht" title="Eine Festplatte mit Platine und Prozessor in blauem Licht">  </div> <div class="col-sm-8"> <div class="card-body"> <div class="meta-info"> <span>04.12.2024</span> </div> <h3 class="card-title"> <a class="stretched-link" href="https://petra4.desy.de/news/2024/brilliant_insights_into_quantum_materials/index_eng.html">Brilliant insights into quantum materials</a> </h3> </div> </div> </div> </div>   <div class="card border-0 rounded-0 mb-4"> <div class="row g-0"> <div class="col-sm-4">  <img loading="lazy" width="821" class="img-fluid" src="/sites/desy/microsites/petra-4/content/e3842/e3846/e4281/e_teaser_image/Techert-Solarzelle-im-Test-820px_ger.jpg" alt="Testing the productivity of a solar cell." title="Testing the productivity of a solar cell.">  </div> <div class="col-sm-8"> <div class="card-body"> <div class="meta-info"> <span>06.09.2022</span> <span>PETRA IV</span> </div> <h3 class="card-title"> <a class="stretched-link" href="https://petra4.desy.de/news/2022/nanofactories_for_green_hydrogen/index_eng.html">Video: Nanofactories for green hydrogen</a> </h3> </div> </div> </div> </div>  <div class="container text-center my-5"> <a class="btn btn-secondary rounded-pill" href="https://petra4.desy.de/news/index_eng.html">More news</a> </div> </div> </div> </div> </div>   <div class="container"> <div class="row"> <div class="col-10 col-sm-12 col-lg-10 m-auto px-0">  <div class="card border-0 rounded-0 mb-3 card--hero"> <div class="row g-0"> <div class="card-media col-lg-4"> <img src="/sites/desy/microsites/petra-4/content/e6646/Transfer-und-Innoation_DESY_Anne_Gaertner_ger.jpg" alt="People holding a wafer." title="People holding a wafer."> </div> <div class="col-lg-8"> <div class="card-body"> <h2 class="card-title"> <a class="stretched-link" href="https://petra4.desy.de/transfer_and_innovation/index_eng.html" rel="" target="_self">Transfer and Innovation</a> </h2> <p class="card-text d-none d-md-block">Materials with special properties, new methods of energy storage, resource-saving agriculture or new, tailor-made medicines – PETRA IV will be the analytical tool that can enable the developments of such products and methods. This will allow companies to optimise processes, bring innovations to market faster and improve existing products.</p> <p class="card-text link-text d-none d-md-block">Learn more</p> </div> </div> </div> </div> </div> </div> </div>  <div class="container"> <div class="row"> <div class="col-10 col-sm-12 col-lg-10 m-auto px-0">  <div class="card border-0 rounded-0 mb-3 card--hero"> <div class="row g-0"> <div class="card-media col-lg-4"> <img src="/sites/desy/microsites/petra-4/content/e3591/luftbild-teaser-card_ger.jpg" alt="Aerial view of the DESY campus in Hamburg" title="Aerial view of the DESY campus in Hamburg"> </div> <div class="col-lg-8"> <div class="card-body"> <h2 class="card-title"> <a class="stretched-link" href="https://petra4.desy.de/location/index_eng.html" rel="" target="_self">PETRA IV is to be built on the DESY campus in Hamburg-Bahrenfeld</a> </h2> <p class="card-text d-none d-md-block">The German Electron Synchrotron DESY has been operating its accelerator facilities there since 1959. For PETRA IV, the existing 2300-metre accelerator ring of the previous facility PETRA III will be modernised, and its instruments and infrastructure will be partially recycled.</p> <p class="card-text link-text d-none d-md-block">Learn more</p> </div> </div> </div> </div> </div> </div> </div>    </main> <footer class="sg-site-footer"> <div class="container"> <div class="row"> <div class="col-10 col-sm-12 col-lg-10 col-xxl-10 m-auto g-sm-0 pb-3 pt-3"> <div class="row"> <div class="col-md-4 mt-5"> <div class="sg-site-footer-logo"> <a href="https://petra4.desy.de/index_eng.html"> <img alt="" src="https://petra4.desy.de/theme_petra4/assets/img/logos/PETRA_IV_Schriftzug_RGB_2021_1.svg"> </a> </div> <div> <ul class="list-unstyled"> <li> <ul class="sg-language-switch list-unstyled list-inline pb-4"> <li class="list-inline-item me-4 "> <a aria-label="Deutsch auswählen" href="https://petra4.desy.de/index_ger.html" title="Deutsch">DE<span class="visually-hidden">Deutsch</span> </a> </li> <li class="list-inline-item me-4 active"> <a aria-label="Select English" href="https://petra4.desy.de/index_eng.html" title="English">EN<span class="visually-hidden">English</span> </a> </li> </ul> </li> <li class="py-3"> <a href="//www.desy.de/imprint/index_eng.html" target="_blank">Imprint</a> </li> <li class="py-3"> <a href="https://petra4.desy.de/media_credits/index_eng.html" class="">Media Credits</a> </li> <li class="py-3"> <a href="//www.desy.de/data_privacy_policy/index_eng.html" target="_blank">Data Privacy Policy</a> </li> <li class="py-3"> <a href="//www.desy.de/declaration_of_accessibility/index_eng.html" target="_blank">Declaration of Accessibility</a> </li> </ul> </div> </div> <div class="col-md-4 mt-5"> <div> <ul class="list-unstyled"> <li> <a href="https://petra4.desy.de/petra_iv/index_eng.html" data-current="https://petra4.desy.de/index_eng.html" class="mb-4 ">About PETRA IV</a> <p>DESY is converting the PETRA III X-ray light source into the ultimate 4D X-ray microscope, offering worldwide unparalleled analysis capabilities.</p> </li> <li> <a href="https://petra4.desy.de/research/index_eng.html" data-current="https://petra4.desy.de/index_eng.html" class="mb-4 ">Research</a> <p>New insights can be gained that contribute to the development of materials and technologies of the future.</p> </li> <li> <a href="https://petra4.desy.de/news/index_eng.html" data-current="https://petra4.desy.de/index_eng.html" class="mb-4 ">News</a> <p>Research news and project developments.</p> </li> <li> <a href="https://petra4.desy.de/location/index_eng.html" data-current="https://petra4.desy.de/index_eng.html" class="mb-4 ">Location</a> <p>The research campus in the west of Hamburg will be part of the Science City Hamburg Bahrenfeld.</p> </li> </ul> </div> </div> <div class="col-md-4 mt-5 ps-md-5"> <div class="footer-grid"> <ul class="box1 list-unstyled col-12 col-sm-6 mb-0"> <li class="py-3"> <a href="https://petra4.desy.de/faq/index_eng.html" class="">FAQ</a> </li> <li class="py-3"> <a href="https://petra4.desy.de/transfer_and_innovation/index_eng.html" class="">Transfer</a> </li> <li class="py-3"> <a href="https://petra4.desy.de/press/index_eng.html" class="">Press</a> </li> </ul> <ul class="box2 list-unstyled col-6 mb-0"> <li class="py-3"> <a href="https://petra4.desy.de/glossary/index_eng.html" class="">Glossary</a> </li> <li class="py-3"> <a href="https://petra4.desy.de/petra_iv/contact_us/index_eng.html" class="">Contact</a> </li> </ul> <div class="box3 col-12 text-center my-5"> <a href="//desy.de" target="_blank"> <img alt="" src="https://petra4.desy.de/theme_petra4/assets/img/logos/desy-circle.svg"> </a> </div> <ul class="box4 list-unstyled list-inline col-12 text-center">  <li class="list-inline-item py-2 px-2"> <a href="https://de.linkedin.com/company/desy" target="_blank"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"> <path d="M416 32H31.9C14.3 32 0 46.5 0 64.3v383.4C0 465.5 14.3 480 31.9 480H416c17.6 0 32-14.5 32-32.3V64.3c0-17.8-14.4-32.3-32-32.3zM135.4 416H69V202.2h66.5V416zm-33.2-243c-21.3 0-38.5-17.3-38.5-38.5S80.9 96 102.2 96c21.2 0 38.5 17.3 38.5 38.5 0 21.3-17.2 38.5-38.5 38.5zm282.1 243h-66.4V312c0-24.8-.5-56.7-34.5-56.7-34.6 0-39.9 27-39.9 54.9V416h-66.4V202.2h63.7v29.2h.9c8.9-16.8 30.6-34.5 62.9-34.5 67.2 0 79.7 44.3 79.7 101.9V416z" /> </svg> </a> </li> <li class="list-inline-item py-2 ps-sm-2"> <a href="mailto:p4-project-office@desy.de"> <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"> <path d="M176 216h160c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16H176c-8.84 0-16 7.16-16 16v16c0 8.84 7.16 16 16 16zm-16 80c0 8.84 7.16 16 16 16h160c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16H176c-8.84 0-16 7.16-16 16v16zm96 121.13c-16.42 0-32.84-5.06-46.86-15.19L0 250.86V464c0 26.51 21.49 48 48 48h416c26.51 0 48-21.49 48-48V250.86L302.86 401.94c-14.02 10.12-30.44 15.19-46.86 15.19zm237.61-254.18c-8.85-6.94-17.24-13.47-29.61-22.81V96c0-26.51-21.49-48-48-48h-77.55c-3.04-2.2-5.87-4.26-9.04-6.56C312.6 29.17 279.2-.35 256 0c-23.2-.35-56.59 29.17-73.41 41.44-3.17 2.3-6 4.36-9.04 6.56H96c-26.51 0-48 21.49-48 48v44.14c-12.37 9.33-20.76 15.87-29.61 22.81A47.995 47.995 0 0 0 0 200.72v10.65l96 69.35V96h320v184.72l96-69.35v-10.65c0-14.74-6.78-28.67-18.39-37.77z" /> </svg> </a> </li> </ul> </div> </div> </div> <div class="row"> <div class="mt-3"> <p>© 2022, Deutsches Elektronen-Synchrotron DESY</p> </div> </div> </div> </div>  </div> <div class="sg-footer-logos"> <div class="container"> <div class="row"> <div class="col-12 col-lg-10 col-xxl-10 m-auto g-sm-0"> <ul class="list-unstyled m-auto col-12 align-items-center g-sm-0">  <li class="col"> <a href="https://helmholtz.de/" target="_blank"> <img alt="" src="https://petra4.desy.de/theme_petra4/assets/img/logos/helmholz.svg"> </a> </li>  </ul> </div> </div> </div> </div> </footer> <div id="top-button" class="hide"> <a href="#top" class="sg-icon-up"> <span class="visuallyhidden">Zum Seitenanfang</span> </a> </div> <script> (function(){ var doc = document.documentElement; var winheight = window.innerHeight; var curScroll; var topButton = document.getElementById("top-button"); var fadeTopButton = function() { curScroll = window.scrollY || doc.scrollTop; if (curScroll > winheight) { topButton.classList.remove('hide'); } else if (curScroll < winheight) { topButton.classList.add('hide'); } }; window.addEventListener('scroll', fadeTopButton); })(); </script> <script type="text/javascript" src="https://petra4.desy.de/common/vendor/jquery/jquery-3.7.0.min.js "></script> <script type="text/javascript" src="https://petra4.desy.de/common/vendor/bootstrap/5.1.3/bootstrap.bundle.min.js"></script> <script type="text/javascript" src="https://petra4.desy.de/theme_petra4/assets/js/vendor/flickity.pkgd.min.js"></script> <script type="text/javascript" src="https://petra4.desy.de/theme_petra4/assets/js/main.js"></script> <script type="text/javascript" src="/++resource++zms_/zmi.js"></script> <script type="text/javascript" src="/++resource++zms_/zmi.core.js"></script> <script type="text/javascript" src="/++resource++zms_/ZMS/zmi_body_content_search.js"></script> <script> // Toggle header visibility on scroll (function(){ var header = document.getElementById('site-header'); var headerHeight = header.offsetHeight; var doc = document.documentElement; var w = window; var prevScroll = w.scrollY || doc.scrollTop; var curScroll; var direction = 0; var prevDirection = 0; var checkScroll = function() { /* ** Find the direction of scroll ** 0 - initial, 1 - up, 2 - down */ curScroll = w.scrollY || doc.scrollTop; if (curScroll > prevScroll) { //scrolled up direction = 2; } else if (curScroll < prevScroll) { //scrolled down direction = 1; } if (direction !== prevDirection) { toggleHeader(direction, curScroll); } prevScroll = curScroll; if(direction) { if(curScroll <= headerHeight*1.25) { header.classList.remove('compact'); } if(curScroll > headerHeight*1.25) { header.classList.add('compact'); } } }; var toggleHeader = function(direction, curScroll) { if (direction === 2) { if(curScroll > headerHeight) { header.classList.add('hide'); prevDirection = direction; } } else if (direction === 1 && headerHeight < 180) { header.classList.remove('hide'); prevDirection = direction; } }; window.addEventListener('scroll', checkScroll); })(); // Toggle background video playback on scroll if(document.getElementById('videoBg')) { (function(){ var doc = document.documentElement; var currentScroll = window.scrollY || doc.scrollTop; var video = document.getElementById('videoBg'); var stopVideo = function() { currentScroll = window.scrollY || doc.scrollTop; if(currentScroll > 180) { video.pause(); } if(currentScroll < 180) { video.play(); } }; window.addEventListener('scroll', stopVideo); })(); } </script> </body> </html>

CINXE.COM

PETRA IV · Cutting-edge research in a whole new light