搜索结果: 1-12 共查到“理学 strangeness”相关记录12条 . 查询时间(0.141 秒)
Long distance effects and strangeness in the nucleon
To calculate the magnetic protons momentum space separation separation
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2014/12/20
We discuss the calculation of the strange magnetic radius of the proton in chiral perturbation theory. In particular, we investigate the low-energy component of the loop integrals involving kaons. We ...
Strangeness Production close to Threshold in Proton-Nucleus and Heavy-Ion Collisions
Production close to Threshold Proton-Nucleus Heavy-Ion Collisions
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2011/7/20
We discuss strangeness production close to threshold in p+A and A+A collision. Comparing the body of available K+, K0, K-, and Lambda data with the IQMD transport code and for some key observables as ...
Strangeness in the nucleon from a mixed action calculation
the nucleon mixed action calculation
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2011/1/7
The contributions of strange quarks to the nucleon mass and the nucleon spin are investigated in a mixed action scheme employing domain wall valence quarks and quark loops on MILC asqtad dynamical fer...
Improved method for calculating nucleon strangeness
Improved method for calculating nucleon strangeness
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2011/1/7
The strange quark content of the nucleon, as well as other matrix elements, can be calculated on the lattice by examining correlations between the nucleon propagator and the quark condensate. The larg...
Strangeness and Chiral Symmetry Breaking
Strangeness Chiral Symmetry Breaking
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2011/1/7
The implications of chiral symmetry breaking and SU(3) symmetry breaking have been studied in the chiral constituent quark model ( CQM). The role of hidden strangeness component has been investigated ...
Strangeness in the nucleon from a mixed action calculation
Strangeness nucleon mixed action calculation
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2011/1/14
The contributions of strange quarks to the nucleon mass and the nucleon spin are investigated in a mixed action scheme employing domain wall valence quarks and quark loops on MILC asqtad
dynamical fe...
Recent Results on Strangeness，Charm and Beauty Production at HERA
strange hadrons heavy flavor production ep collision
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2010/5/7
Based on the data collected with the H1 and ZEUS detectors at HERA, recent results on strangeness, charm and beauty production in ep collision are presented.
Precision measurements of strangeness photoproduction at threshold energies with the Crystal Ball at MAMI-C
Crystal Ball Detector strange meson photoproduction
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2009/11/24
The photoproduction of K+ mesons from the nucleon provides important constraints on the nucleon excitation spectrum and at threshold energies challenges effective field theories based on chiral pertur...
Sigma Terms and Strangeness Contents of Baryon Octet inModified Chiral Perturbation Theory
sigma term strangeness content chiral perturbation theory
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2007/8/15
2006Vol.46No.6pp.1059-1064DOI:
Sigma Terms and Strangeness Contents of Baryon Octet inModified Chiral Perturbation Theory
LI Xiao-Ya1 and LÜ Xiao-Fu1,2,3
1 Departme...
Exploring High Strangeness Dibaryons with the Extended Quark
Delocalization and Color Screening Model
dibaryon meson exchange
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2007/8/15
2004Vol.41No.1pp.67-72DOI:
Exploring High Strangeness Dibaryons with the Extended Quark
Delocalization and Color Screening Model
PANG Hou-Rong,1,2 PING Jia-Lun,3,4 WANG
Fan,1,4
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Vector Meson and Associated Strangeness Production Using a Linearly Polarized Photon Beam at Jefferson Lab
Vector Meson and Associated Strangeness Production a Linearly Polarized Photon Beam Jefferson Lab
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2010/10/25
The set of experiments forming the g8a run took place in the summer of 2001 in Hall B of Jefferson Lab. The g8a run was the commissioning experiment for the linearly-polarized photon beam at CLAS. The...
Strangeness Production in Relativistic Heavy Ion Collisions
Strangeness Production Relativistic Heavy Ion Collisions
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2010/10/19
In this article, I’ll present some of the motivations for the study of strangeness production in relativistic heavy ions collisions. Several experimental results have demonstrated that strangeness pro...