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High Energy Physics Institute: Cutting-Edge Research & Advanced Technology Solutions

The Institute of High Energy Physics leads in theoretical and experimental physics research across multiple disciplines. With a strong focus on accelerator physics, astro-particle physics, and multi-disciplinary studies, the institute supports current projects like BEPCII/BESIII and upcoming initiatives such as JUNO, ARGO, LHAASO, and HERD on an international scale.

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High Energy Physics Institute: Cutting-Edge Research & Advanced Technology Solutions

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  1. IntroductionofIHEP

  2. Management system Theoretical Physics Institute of High Energy Physics Research Experimental Physics Astro-particle physics Accelerator Physics Multi-discipline research Applied tech. center Computer center Administration • Employee: ~ 1400 • Students： ~ 400 • Visitors: ~ 400 • Budget：~ 1.1 B RMB/year Support

  3. Current and Future Projects • Accelerator-based: • BEPCII/BESIII  ? • Underground Neutrino physics: • Daya Bay  JUNO • Cosmic-ray physics on surface: • ASg/ARGO  LHAASO • Astro-particle physics in space: • HXMT  HERD • International projects

  4. BEPCII/BESIII: Operational since 2009 A high lumi. e+e- collider at the t-c energy region BEPCII BEPC CESRc DORISI SPEAR ADONE

  5. BESIII data taking status & plan BESIII will continue for the next 8-10 years

  6. Daya Bay experiment

  7. Mass Hierarchy by reactors: JUNO Overburden ~ 700 m 选点 2 陆丰 惠州 大亚湾 Site Hong Kong • Mass Hierarchy • Mixing parameters • Supernova neutrinos • Geoneutrinos • Sterile neutrinos Taishan:18.4 GW Yangjiang:17.4 GW

  8. Yang-Ba-Jin Cosmic-ray observatory ~3TeV ~300GeV Sino-Italian ARGO experiment (RPC hall) Sino-Japanese AS γexperiment (scintillation detector array) Sino-Italian ARGO experiment (part of RPC carpet) ASγscintillation detector

  9. LHAASO：Approved by the government Equivalent to CD0 of US DOE 万 400

  10. HXMT---- Hard x-ray modulate telescope • All sky x-ray survey • Approved on March 2011, to be launched on 2014 • On schedule up to now ME 单机：111台 质量：1021kg 信号：1881路 功耗：350W LE HE

  11. HERD：Onboard China’s Space Station Charge detector: 2-layered Si+PIN. Charge measurement Shower Tracker: W+scintillation fibers Nucleon Tracker: scintillation fibers. ECAL: lepton calorimeter. e/γ energy. HCAL: hadron calorimeter. e/p discrimination and CR composition. PWO or BGO W+ CsI(Na) + Fiber + ICCD Neutron detector: B-doped plastic scintillator for delayed signals. Enhanced e/p discrimination.

  12. International projects • Energy frontier: • LHC • ILC • Precision frontier: • Panda • BELLE II • Comet • Non-accelerator: • AMS • EXO

  13. Research based on Synchrotron Radiation and spallation neutrons • Nano safety and Nano medicine • Material sciences • Protein crystallography • Environment science • Medical imaging

  14. Lithography 4 wigglers and 13beam lines. > 300 exp./year from > 100 institutions VUV Middle energy LIGA Macromolecular 3B1A 3B3 3W1A Soft X-ray Optics 3W1B 3B1B High-pressure diffraction 3W1 3B3 X-ray Diffraction Small angle scattering BEPCII 3B1 4B9A Photoemission SpectroscPopy 4B9B 4w2 4W1A 1w1 Topography 4B9 4W1B 4w1 1W1A 1W1B XAFS X-ray fluorescence analysis Diffuse Scattering Beijing Synchrotron Radiation Facility

  15. Spallation neutron source Phase I： 100 kW Phase II： 500 kW Start time: 2011 Completion time: 2017

  16. ADSR&D • First low β(=0.12)Spokecavity successfully manufactured in China and passed vertical test. • Other activities on track

  17. BAPS: approved by government A 5GeV, 1284m light source, upgradable to ERL

  18. Have a nice time in Beijing

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