搜索结果: 1-15 共查到“知识库 理学 CMS”相关记录28条 . 查询时间(0.018 秒)
粘类小麦CMS育性基因分布区研究
小麦 粘类CMS 育性基因 分布区
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2011/12/8
为更有效地选育小麦不育系的高恢复系，以8个粘类小麦细胞质雄性不育系（Cytoplasmic male sterility，CMS）为测验种，对310份来自国内外不同地区的普通小麦品种及亲本材料对粘类小麦CMS系的育性恢保关系进行调查，并采用聚类分析法研究了粘类小麦CMS育性基因的地区分布。结果表明：（1）高恢复能力的品种在中国春麦区和南方冬麦区的分布比例均超过50%，具有保持性的品种在加拿大分布最...
CMS: Cosmic muons in simulation and measured data
CMS Cosmic muons simulation measured data
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2011/10/18
A dedicated cosmic muon Monte-Carlo event generator CMSCGEN has been developed for the CMS experiment. The simulation relies on parameterisations of the muon energy and the incidence angle, based on m...
Drift velocity and pressure monitoring of the CMS muon drift chambers
Drift velocity CMS muon drift chambers Instrumentation and Detectors
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2011/8/2
Abstract: The drift velocity in drift tubes of the CMS muon chambers is a key parameter for the muon track reconstruction and trigger. It needs to be monitored precisely in order to detect any deviati...
Missing transverse energy performance of the CMS detector
Missing transverse energy performance the CMS detector
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2011/9/6
During 2010 the LHC delivered pp collisions with a centre-of-mass energy of 7 TeV.In this paper, the results of comprehensive studies of missing transverse energy as measured by the CMS detector are p...
Phenomenological analysis of angular correlations in 7 TeV proton-proton collisions from the CMS experiment
Phenomenological analysis angular correlations proton-proton collisions CMS
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2011/7/21
A phenomenological analysis is presented of recent two-particle angular correlation data on relative pseudorapidity ($\eta$) and azimuth reported by the Compact Muon Solenoid (CMS) Collaboration for $...
Studies of Jet Quenching in PbPb collisions at CMS
Jet Quenching PbPb collisions CMS
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2011/7/20
Jets are an important tool to probe the hot, dense medium produced in ultra-relativistic heavy-ion collisions. At the collision energies available at the Large Hadron Collider (LHC), there is copious ...
Impact of CMS Multi-jets and Missing Energy Search on CMSSM Fits
CMS Multi-jets Missing Energy
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2011/4/7
Impact of CMS Multi-jets and Missing Energy Search on CMSSM Fits 。
Observation of diffraction with the CMS experiment at the Large Hadron Collider
the Large Hadron Collider the CMS experiment diffraction Observation
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2011/4/6
Observation of diffraction with the CMS experiment at the Large Hadron Collider。
Experimental and Physics Prospects at ATLAS and CMS - 2011 and Beyond
Experimental Physics Prospects ATLAS CMS - 2011 and Beyond
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2011/1/5
The ATLAS and CMS experiments have collected data at the CERN Large Hadron Collider (LHC) since December 2009, and with a collision energy !s=7 TeV since March 2010. Both detectors work remarkably wel...
Physics Potential of the CMS CASTOR Forward Calorimeter
Physics Potential CMS CASTOR Forward Calorimeter
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2011/1/5
The CASTOR calorimeter is a detector covering the very forward region of the CMS ex-periment at the LHC. It surrounds the beam pipe with 14 longitudinal modules each of which consisting of 16 azimutha...
Detecting Elastic pp Scattering by Radiative Photons in CMS at the LHC
Detecting Elastic pp Scattering Radiative Photons CMS at the LHC
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2011/1/4
Photon bremsstrahlung is studied for identifying elastic proton-proton interactions in the
CMS experiment at the LHC. In addition to measurement of the elastic pp cross section
(assuming that the el...
Forward Physics with the CMS Experiment at the Large Hadron Collider
forward physics di raction energy
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2011/1/4
The forward physics program of the CMS experiment at the LHC spans a broad range of diverse
physics topics including studies of low-x QCD and di ractive scattering, multi-parton interactions and unde...
First measurements of beauty quark production at {\surd}s = 7 TeV with the CMS experiment
LHC CMS beauty bottom secondary vertex semileptonic decay
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2011/1/4
This article summarizes the first measurements of inclusive beauty production cross section in proton-proton collisions at p s = 7 TeV and central rapidities.
Forward Physics at CMS
Forward Energy Flow Forward Jets
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2011/1/4
Studies of forward processes are important tests of the standard model and inputs for Monte
Carlo tuning.
Searches for Physics Beyond the Standard Model at CMS
Physics Standard Model CMS
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2011/1/4
Recent results on searches for physics beyond the Standard Model at Large Hadron Collider are presented, based on early LHC data in proton-proton collisions at p s = 7 TeV collected by the CMS experim...