国家自然科学基金(10491306)

作品数:7被引量:2H指数:1
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相关作者:李军利乔从丰程硕更多>>
相关机构:中国科学院中国科学院研究生院更多>>
相关期刊:《Chinese Physics C》《Science China(Physics,Mechanics & Astronomy)》更多>>
相关主题:J/ΨP纯态MODELMAXIMALLY更多>>
相关领域:理学更多>>
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Vector meson rescattering effect in understanding the threshold enhancement observed in J/ψ→γp
《Chinese Physics C》2010年第9期1402-1404,共3页刘晓海 张远江 赵强 
Supported by National Natural Science Foundation of China (10675131,10491306);Chinese Academy of Sciences (KJCX3-SYW-N2);Ministry of Science and Technology of China (2009CB825200)
We propose one possible mechanism,i.e.,the vector meson (VV) rescattering effects,to interpret the near threshold narrow enhancement observed in J/ψ → γpp.The estimate indicates that these effects can give sizeab...
关键词:threshold enhancement rescattering effect final state interaction 
Manifestation of intermediate meson loop effects in charmonium decays
《Chinese Physics C》2010年第9期1181-1184,共4页张远江 李刚 赵强 
Supported by National Natural Science Foundation of China (10675131,10491306);Chinese Academy of Sciences (KJCX3-SYW-N2);Ministry of Science and Technology of China (2009CB825200)
We report the progress on understanding some of those existing puzzles in charmonium decays.We show that the intermediate meson loops (IML) as a long-distance transition mechanism will provide novel insights into th...
关键词:charmonium decay intermediate meson loop ψ(3770) non DD decay 
Isospin violating mechanisms in quarkonium hadronic decays
《Chinese Physics C》2010年第6期842-847,共6页李刚 张远江 赵强 邹冰松 
Supported by National Natural Science Foundation of China (10675131,10491306,10435080,10521003);Chinese Academy of Sciences (KJCX3-SYW-N2);the Ministry of Science and Technology of China (2009CB825200)
We analyze the φ meson production in e^+e^- →ωπ^0 as a probe for studying the isospin violation mechanisms. By clarifying the dynamic sources causing the isospin violation, we succeed in quantifying those mechani...
关键词:Isospin violation Intermediate meson loop 
Further insights into the “ρπ puzzle”
《Chinese Physics C》2010年第2期299-304,共6页赵强 李刚 张肇西 
Supported by National Natural Science Foundation of China (10675131,10491306,10547001,90403031);Chinese Academy of Sciences (KJCX3-SYW-N2);UK EPSRC(GR/S99433/01)
Based on a systematic investigation of J/ψ(ψ')→VP, where V and P stand for light vector and pseudoscalar mesons, we identify the role played by the electromagnetic (EM) transitions and intermediate meson loop ...
关键词:vector-meson dominance decays of J/ψ UPSILON other quarkonia hadronic decays of mesons 
2×5×5纯态量子体系完全纠缠态的分类被引量:1
《中国科学院研究生院学报》2009年第3期303-309,共7页程硕 李军利 乔从丰 
国家自然科学基金(10491306,10521003,10775179)资助
基于"随机局域操作和经典通讯"对2×5×5纯态量子系统的完全纠缠态进行了分类,共得到34个不等价类.其中有3个类对应的纠缠态含有连续参数.对含参数类的参数进行了详细研究,发现其中有2个类只含1个独立参数;另外1个含有2个独立参数.而且...
关键词:量子纠缠 分类 多体 
Two Higgs bi-doublet left-right model with spontaneous P and CP violation
《Science China(Physics,Mechanics & Astronomy)》2008年第12期1808-1825,共18页WU YueLiang 1↑ & ZHOU YuFeng2 1 Kavli Institute for Theoretical Physics China, Institute of Theoretical Physics, Chinese Academy of Sci- ences, Beijing 100190, China 2 KEK, Tsukuba, 305-0801, Japan 
the National Natural Science Foundation of China (NSFC) (Grant Nos. 10475105 and 10491306) ;the Key Project of Chinese Academy of Sciences (CAS)
A left-right symmetric model with two Higgs bi-doublet is shown to be a consistent model for both spontaneous P and CP violation. The flavor changing neutral cur- rents can be suppressed by the mechanism of approximat...
关键词:left-right symmetry SPONTANEOUS P and CP VIOLATION TWO HIGGS bi-doublets new physics 
Stability of proton and maximally symmetric minimal unification model for basic forces and building blocks of matter被引量:1
《Science China(Physics,Mechanics & Astronomy)》2007年第3期303-310,共8页WU YueLiang Institute of Theoretical Physics, Chinese Academy of Sciences, Beijing 100080, China 
Supported by the National Natural Science Foundation of China (Grant Nos. 10475105 and 10491306);the Project of Knowledge Innovation Program of Chinese Academy of Sciences
With the hypothesis that all independent degrees of freedom of basic building blocks should be treated equally on the same footing and correlated by a possible maximal symmetry, we arrive at a 4-dimensional space-time...
关键词:GAUGE symmetry SPACE-TIME SYMMETRIES beyond standard MODEL and unification 
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