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</form> </div> <div class="grid_1"> <a class="closeGD menuClose" href="javascript:void(0);" title="Hide Search Fields"><span class="fa-stack fa-lg"> <i class="fa fa-square-o fa-stack-2x"></i> <i class="fa fa-close fa-stack-1x"></i> </span></a> </div> </div> </div> <div class="clear"></div><div id="stripe"> <div class="container_24" id="banner"> <div class="grid_24" > <span id="hamburger" class="fa fa-bars"></span> <span id="mobileSearchTrigger" class="fa fa-search"></span> <a id="bnlLogoLink" title="BNL Homepage" href="https://www.bnl.gov"> <img class="BNLlogo black" title="BNL Homepage" src="/assets/global/images/bnl-logo-2021.svg" /> <img class="BNLlogo white-gray" title="BNL Homepage" src="/assets/global/images/bnl-logo-white-2021.svg" /> </a> <div id="siteTitleContainer">Physics Department<span class="small"></span></div> <div id="bs-blurb"></div> <div id="doeLogoContainer"> <a id="doeLogoLink" title="DOE Office of Science" href="http://science.energy.gov/"> <img class="DOElogo 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href="https://www.phy.bnl.gov/edg/">Electronic Detector</a> <li><a href="https://www.bnl.gov/omega/">Omega</a> <li><a href="http://npps.bnl.gov/">Nuclear and Particle Physics Software</a> <li><a href="https://www.bnl.gov/physics/het/">High Energy Theory</a> <li><a href="https://www.sdcc.bnl.gov/">ATLAS Computing</a> </ul> <li> <a href="javascript:void(0);">RHIC</a> <ul> <li><a href="https://www.bnl.gov/rhic/">RHIC Facility</a> <li><a href="http://www.rhicuec.org">RHIC/AGS Users' Group</a> </ul> <li><a href="https://www.bnl.gov/npp/">NPP Directorate</a> </ul> </div> </div>  <div id="heroGraphic" class="flexslider" style="margin-top:1.5em;"> <ul class="slides"> <li> <img src="images/slideshow/home-page-slide-05.jpg" alt="sPHENIX collisions" > <p class="flex-caption">sPHENIX is a radical makeover of the PHENIX experiment experiment that will significantly enhance scientists' ability to explore quark gluon plasma.</p> </li> <li> <img src="images/slideshow/home-page-slide-01.png" alt="RHIC" > <p class="flex-caption">Brookhaven physicists are using detectors at the Relativistic Heavy Ion Collider to explore how the matter that makes up atomic nuclei behaved just after the Big Bang.</p> </li> <li> <img src="images/slideshow/home-page-slide-02.jpg" alt="ATLAS"> <p class="flex-caption">Brookhaven physicists and engineers are collaborators in the ATLAS experiment at CERN's Large Hadron Collider.</p> </li> <li> <img src="images/slideshow/home-page-slide-03.jpg" alt="DUNE"> <p class="flex-caption">After a rush to start up the first large prototype detector, stellar results show the technology for the Deep Underground Neutrino Experiment is ready to shine. <em>Photo by CERN</em></p> </li> <li> <img src="images/slideshow/home-page-slide-07.jpg" alt="Cosmology"> <p class="flex-caption">In the LSST and BOSS experiments, Brookhaven physicists seek to measure and constrain the properties of dark matter, dark energy and the standard cosmological model.</p> </li> <li> <img src="images/slideshow/home-page-slide-06.jpg" alt="STAR endcap magnet"> <p class="flex-caption">A view through the STAR endcap magnet at the calorimeter that allows the measurement and reconstruction of the energy of jets from particles emerging close to the beamline.</p> </li> </ul> </div> <div class="container_24">  <div class="grid_24 buttons"> <a class="button reversed font-2 first" href="people/">Dept. Directory</a> <a class="button reversed font-2" href="https://www.phy.bnl.gov/OrgChart/OrgChart.pdf" download>Org Chart (PDF)</a> <a class="button reversed font-2" href="committees/">Seminar & Colloquia Committees</a> <a class="button reversed font-2" href="events/">Event Calendar</a> </div> <div class="grid_15 suffix_1"> <div id="mainTabs" class="tabs"> <ul> <li><a href="#tabs-1">Department Groups</a></li> <li><a href="#tabs-2">Physics Experiments</a></li> </ul> <div id="tabs-1"> <div class="container_24"> <div class="grid_12 alpha"> <h3>High-Energy Physics</h3> <h4><a href="http://www.cosmo.bnl.gov/">Cosmology & Astrophysics</a></h4> <p>Solving problems in observational cosmology: how to measure and constrain properties of dark matter, dark energy and the standard cosmological model.</p> <h4><a href="https://www.phy.bnl.gov/edg/">Electronic Detector</a></h4> <p>Studies very rare processes at the Intensity Frontier. </p> <h4><a href="/omega/">Omega</a></h4> <p>Group members are collaborators on the LHC ATLAS experiment.</p> <h4><a href="het/">High-Energy Theory</a></h4> <p>Focuses on providing theoretical foundation for the search for physics beyond the standard model, including lattice QCD calculations of key quantities required for this quest. </p> <h3>Software and Computing</h3> <h4><a href="http://npps.bnl.gov/"> Nuclear and Particle Physics Software</a></h4> <p>Participates in experiments across BNL's nuclear and particle physics programs, providing software and expertise with a particular emphasis on common software solutions.</p> <h4><a href="https://www.sdcc.bnl.gov/">Scientific Data and Computing Center</a></h4> <p>The SDCC provides computing services for ATLAS, Belle II, experiments at RHIC, and other programs.</p> </div> <div class="grid_12 omega"> <h3>Nuclear Physics</h3> <h4><a href="https://www.bnl.gov/physics/sphenix">sPHENIX</a></h4> <p>Responsible for the operation of the sPHENIX experiment at the Relativistic Heavy Ion Collider (RHIC) and the analysis of data from the detector. The group also supports the PHENIX collaboration as it finalizes the analysis of collected data. The group contributes to the design of the coming EIC detector, ePIC, and to the neutrinoless double beta decay experiment, nEXO.</p> <h4><a href="http://www.star.bnl.gov/">STAR</a></h4> <p>Responsibile for the operation and physics exploitation of the STAR experiment at RHIC.</p> <h4><a href="https://wiki.bnl.gov/rhicspin/RHIC_Spin_Group">Cold QCD</a></h4> <p>Lead and support of the Cold QCD program at RHIC and the future EIC. This includes the scientific program, hadron polarimetry and the efforts towards the realization of an experimental program at EIC.</p> <h4><a href="/riken/">RIKEN BNL Research Center</a></h4> <p>Conducts quantum chromodynamics and proton spin structure research.</p> <h4><a href="ntg/">Nuclear Theory</a></h4> <p>The nuclear theory group conducts research in all areas of QCD, including structure of hadrons and nuclei at high energies, the QCD phase diagram and the properties of quark-gluon matter.</p> </div> </div> </div> <div id="tabs-2"> <div class="container_24"> <div class="grid_12 alpha"> <h3>High-Energy Physics</h3> <h4><a href="/belle2"> Belle II</a> </h4> <p>An experiment at Japan鈥檚 SuperKEKB particle accelerator recording decay products from electron-positron collisisons. Brookhaven hosts a copy of the raw data and an archive of the detector鈥檚 conditions at the time of collision.</p> <h4><a href="https://www.darkenergysurvey.org/">Dark Energy Survey</a></h4> <p>Seeks to probe the origin of the accelerating universe and uncover the nature of dark energy by measuring the 14-billion-year history of cosmic expansion.</p> <h4><a href="/lsst/">Rubin Observatory Legacy Survey of Space and Time (LSST)</a></h4> <p>A 3.2 gigapixel camera mounted in a ground-based telescope designed to produce the widest, densest, and most complete images of our universe ever captured. <a target="_blank" href="https://lsstdesc.org/">Dark Energy Science Collaboration (DESC)</a> is the international science collaboration that will make high accuracy measurements of fundamental cosmological parameters using data from LSST.</p> <h4><a href="https://www.bnl.gov/science/dune.php">Deep Underground Neutrino Experiment</a></h4> <p>An international collaboration working to precisely measure neutrino oscillations.</p> <h4><a href="http://www.usatlas.bnl.gov/">ATLAS</a></h4> <p>An experiment at CERN's Large Hadron Collider designed to detect particles created by proton-proton collisions.</p> <h4><a href="/science/dayabay.php">Daya Bay Neutrino Experiment</a></h4> <p>An international collaboration studying the subtle transformations of neutrinos.</p> <h4><a href="https://sbn.fnal.gov/">Short-Baseline Neutrino Program</a></h4> <p>Measures low energy neutrino cross sections and investigates low energy excess events observed by the MiniBooNE experiment.</p> <h4><a href="hhttps://www.bnl.gov/science/g-2/">Muon g-2</a></h4> <p>A high precision measurement of the muon's g-2 value. A deviation between theory and observed value will suggest the existence of new particles. See also: <a href="http://muon-g-2.fnal.gov">Fermilab Muon g-2 site</a></p> <h4><a href="https://prospect.yale.edu/">PROSPECT</a></h4> <p>Precision measurement of reactor antineutrino spectrum in searching for new oscillation signatures of neutrinos.</p> </div> <div class="grid_12 omega"> <h3>Nuclear Physics</h3> <h4><a href="https://www.bnl.gov/rhic/sphenix.php">sPHENIX</a></h4> <p>A radical makeover of the PHENIX experiment experiment that will significantly enhance scientists' ability to explore quark gluon plasma.</p> <h4><a href="http://www.phenix.bnl.gov/">PHENIX</a></h4> <p>A decommissioned experiment at the Relativistic Heavy Ion Collider designed to explore quark gluon plasma.</p> <h4><a href="http://www.star.bnl.gov/">STAR</a></h4> <p>An experiment at the Relativistic Heavy Ion Collider designed to explore quark gluon plasma.</p> <h4> <a href="https://www.bnl.gov/eic"> Electron-Ion Collider</a></h4> <p>A next-generation facility at BNL, whose ability to collide high-energy electron beams with high-energy ion and polarized proton beams will give access to those regions in the nucleon and nuclei where their structure is dominated by gluons thus providing unique capabilities for the study of QCD.</p> </div> <div class="clear"></div> </div> </div> </div> <div class="grid_12 alpha"> <h3>Computing</h3> <ul class="linkList2 icons"> <li><a target="_blank" href="http://www.phy.bnl.gov/computing/index.php/Computer_Security"><span class="fa fa-external-link"></span>Cyber Security Wiki</a></li> <li><a target="_blank" href="http://www.phy.bnl.gov/computing/index.php/BNL_Physics_Department_Computing"><span class="fa fa-external-link"></span>Physics Dept. Computing Wiki</a></li> <li><a href="https://www.bnl.gov/npp/datamanagement.php"><span class="fa fa-external-link"></span>Data Management Policies</a></li> </ul> <h3>History</h3> <ul class="linkList2 icons"> <li><a target="_blank" href="http://www.phy.bnl.gov/history/experiments.php"><span class="fa fa-external-link"></span>Completed Experiments</a></li> </ul> </div> <div class="grid_12 omega"> <h3>Department Media</h3> <ul class="linkList2 icons"> <li><a target="_blank" href="http://www.phy.bnl.gov/Videos/"><span class="fa fa-external-link"></span>Event Videos</a></li> </ul> <h3>Lectureship Awards</h3> <ul class="linkList2 icons"> <li><a target="_blank" href="http://sambamurti.phy.bnl.gov/"><span class="fa fa-external-link"></span>Sambamurti Memorial Lectureship</a></li> <li><a target="_blank" href="http://leonawoodsbnl.phy.bnl.gov/"><span class="fa fa-external-link"></span>Leona Woods Postdoctoral Lectureship</a></li> </ul> </div> </div> <div class="grid_8">  <h3 class="thin baseColor">Seminars & Colloquia</h3> <div id="tabs-events" class="tabs"> <ul> <li><a href="#tabs-1">Nuclear</a></li> <li><a href="#tabs-2">High-Energy</a></li> <li><a href="#tabs-3">Colloquia</a></li> </ul> <div id="tabs-1"> <p class='noEvents'>There are no events scheduled at this time.</p> </div> <div id="tabs-2"> <p class='noEvents'>There are no events scheduled at this time.</p> </div> <div id="tabs-3"> <p class='noEvents'>There are no events scheduled at this time.</p> </div> </div> <div class="grid_12 alpha font-1"> <ul class="linkList2 icons"> <li><a href="https://indico.bnl.gov/category/134/" target="_blank"><span class="fa fa-external-link"></span>Particle Physics</a></li> <li><a href="https://indico.bnl.gov/categoryDisplay.py?categId=201" target="_blank"><span class="fa fa-external-link"></span>Colloquia</a></li> <li><a href="events/past.php"><span class="fa fa-external-link"></span>Events Archive</a></li> </ul> </div> <div class="grid_12 alpha font-1"> <ul class="linkList2 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Plasma</h3> </a> <div class='clear'></div> <li class=''><a target='_top' href='https://www.bnl.gov/newsroom/news.php?a=222155'><div class='thumbnail'><img onerror='this.src="/assets/global/images/unavailable-minipic.jpg";' src='/today/intra_pics/2025/01/2023-02-21-353-0007-550px.jpg' alt='Mary Bishai' /></div> <h3>Mary Bishai to Deliver Distinguished Scientist Fellow Lecture, 1/14</h3> </a> <div class='clear'></div> <li class=''><a target='_top' href='https://www.bnl.gov/newsroom/news.php?a=122245'><div class='thumbnail'><img onerror='this.src="/assets/global/images/unavailable-minipic.jpg";' src='/today/intra_pics/2024/12/top-10-550px.jpg' alt='Top 10' /></div> <h3>Brookhaven's Top 10 Discoveries of 2024</h3> </a> <div class='clear'></div> <li class=''><a target='_top' href='https://www.bnl.gov/newsroom/news.php?a=122143'><div class='thumbnail'><img onerror='this.src="/assets/global/images/unavailable-minipic.jpg";' src='/today/intra_pics/2024/11/laser_beam_shadow-550px.jpg' 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