PPT-Radiation Backgrounds for Future High Energy Electron Positron Colliders

Radiation Backgrounds for Future High Energy Electron Positron Colliders Hongbo Zhu IHEP Beijing On behalf of the CEPC Study Group Workshop on the Circular Electron Positron Collider EU edition 24 26 May Rome. Tzu-Cheng, Chuang. . (. 莊子承. ). Exchange student from. National Tsing-Hua University (Taiwan). (. 國立清華大學. , . 台灣. ). Where?. Russia. China. Japan. Taiwan. Zoom in. China. Hong Kong. of cosmic rays in space. Roberta Sparvoli. Rome . “. Tor Vergata. ”. . University. . and INFN, ITALY. SCINEGHE 2012 – Lecce - . Italy. Primary. and . secondary. CR. ’. s. Astroparticle. . Roberta Sparvoli. Rome . “. Tor Vergata. ”. . University. and . INFN, ITALY. PCC 2011 - CERN. SIGNALS . from. RELIC . WIMPs. Direct . searches. :. . elastic. . scattering. of a WIMP off detector . collapses. In . collaboration. . with. . Wen-Biao. Han, & Remo . Ruffini. . ICRANet. & . Physics. . Department. , . University. . of. . Rome. She-Sheng. . Xue. MG13, Stockholm, July 5. of cosmic rays in space. Roberta Sparvoli. Rome . “. Tor Vergata. ”. . University. . and INFN, ITALY. ISVHECRI 2012 – . Berlin. - Germany. Primary. and . secondary. CR. ’. s. Astroparticle. Wei Gai for the ILC e- and e+ collaboration . PAC review, 2012. KEK, Japan. ILC site layout and location of e- and e+ sources. Page . 3. The Baseline ILC Electron Source . Electron source provides polarized electron beam and consists of all systems from source laser to 5 GeV injection to damping rings. ( 325 MHz SHB). R.CHEHAB (IPNL). On behalf of . I.Chaikovska. (LAL), . H.Guler. (LAL), . P.Bambade. (LAL), . O.Bianco. (LAL), . F.Plassard. (LAL), . X.Artru. (IPNL), . M.Chevallier. (IPNL), . J.Gao. (IHEP), . throughout the radiation belts. Sarah . Glauert. British . Antarctic Survey, Cambridge, UK. SPACECAST . stakeholders . meeting, . BAS, . 7 February 2014. Electron Radiation Belts. High energy electrons (E>500 keV) are trapped by Earth’s magnetic field. F. yzik. ální. ústav AV. . ČR. ). S. hromáždění. CZ HEP komunity, . Vila . Lanna. . . 1. 2. /12/201. 7. 12/12/2017. M. Tasevsky, Future Colliders, CZ HEP Assembly 2017. 2. . M.I. . Bryzgunov. , V.V. . Parkhomchuk. , V.B. . Reva. Budker Institute of Nuclear Physics, Novosibirsk, Russia. NICA project. The NICA (. Nuclotron. -based Ion Collider . fA. с. ility. ) . complex . 1 Identify and describe the process of Recognize the implications of the various interaction processes in imaging, radiation shielding, and Identify and describe the process of Recognize the implicati GeV electron beam in less than one meter of plasmaGeV energy gain of a positron beam in one metre of plasma and the laser-driven acceleration of electrons up to 8 GeV in only 20cm of plasma anks to it Properties of X rays: . Travel in straight line,. Undergo reflection: follow laws of reflection,. Undergo refraction: follow laws of refraction,. Ionize the gas/ medium through which they pass,. INTERACTIONS. Lightsource. (SSRL) . Michael Toney . Synchrotron . Materials Sciences . Division, SSRL. SLAC National Accelerator Laboratory. http://. www-ssrl.slac.stanford.edu/toneygroup. Outline. 2. SSRL & Synchrotron Radiation.