BES,BELLE和CMS—我们参与的大型粒子物理前沿实验-Indico-CERN.pptVIP

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BES,BELLE和CMS—我们参与的大型粒子物理前沿实验-Indico-CERN.ppt

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BES,BELLE和CMS—我们参与的大型粒子物理前沿实验-Indico-CERN

???????????? Yong BAN, Peking University, 12-Feb.-2008@Mumbai,India ???? ???????????? Yong BAN, Peking University, 3-Sept.-2010@CERN ???? ???????????? Yong BAN, Peking University, 12-Feb.-2008@Mumbai,India ???? ???????????? Yong BAN, Peking University, 12-Feb.-2008@Mumbai,India ???? ???????????? Yong BAN, Peking University, 12-Feb.-2008@Mumbai,India ???? ???????????? Yong BAN, Peking University, 12-Feb.-2008@Mumbai,India ???? ???????????? Yong BAN, Peking University, 12-Feb.-2008@Mumbai,India ???? ???????????? Yong BAN, Peking University, 12-Feb.-2008@Mumbai,India ???? ???????????? Yong BAN, Peking University, 12-Feb.-2008@Mumbai,India ???? ???????????? Yong BAN, Peking University, 12-Feb.-2008@Mumbai,India ???? ???????????? Yong BAN, Peking University, 12-Feb.-2008@Mumbai,India ???? Read out strips production : We will provide 200 strips (100 RE4/2 and 100 RE4/3) Contract with Beijing Gaonengkedi Co. signed on 10-Aug., 3 RE4/2 and 3 RE4/3 strips will be produced by 10 Sept., the rest 194 strips will be produced by 31 Oct. Honeycomb box production: We will provide Honeycomb 180 box (include screen box) Contract with Beijing Honeycomb Co. signed on 12-Aug., 3 RE4/2 and 3 RE4/3 boxes will be produced by 20 Sept. , the rest 174 boxes will be produced by 30 Nov. RE4 mechanics production status Yong BAN, Peking University 03/09/2010 RE4 mechanics production status Yong BAN, Peking University 03/09/2010 Shipment to CERN: 1st shipment: 3 sets of RE4/2+RE4/3 boxes plus all 200 strips will arrive CERN by 30 Sept. via air transport. 2nd shipment: 174 boxes will arrive CERN by 31 Jan. 2011. Mr. Cai will work at CERN from 24 Sept. to 23 Nov. on test assembly of RE4 prototype, and help on high eta MPGD RD. China will contribute 500k CHF (same as RE1 project) Cost increase of RE4 production compare to RE1 : More chambers (200) than RE1 (160, actually 144 installed) More sophisticate fabrication: parts inter-changeable (CNC machine); foam fill