Measurement of neutral current cross-sections at high Bjorken-x with the ZEUS detector at HERA

被引:0
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作者
INDERPAL SINGH
机构
[1] Panjab University,Department of Physics
来源
Pramana | 2012年 / 79卷
关键词
NC; deep inelastic scattering; ZEUS; HERA; Monte Carlo; 12.15.y; 13.85.Qk;
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学科分类号
摘要
A new method is employed to measure the neutral current cross-section up to Bjorken x values of 1 with the ZEUS detector at HERA using an integrated luminosity of 187 pb − 1 of electron–proton collisions and 142 pb − 1 of positron–proton collisions, at a centre-of-mass energy of 318 GeV. Cross-sections have been extracted for Q2 > 575 GeV2. A much improved precision with respect to the previous ZEUS publication, which used only 16.7 pb − 1 of electron–proton collisions and 65.1 pb − 1 of positron–proton collisions, is achieved, owing to the large data sample and improved kinematic reconstruction methods. The measurement is well-described by different theory predictions.
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页码:1325 / 1329
页数:4
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