介子
- meson;mesotron;barytron;misoton
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[meson] 一种首先在宇宙射线中观察到的性质不稳定的基本粒子,其典型的质量在电子质量与质子质量之间,可带正电,也可带负电,或者不带电,并可以多种形式出现
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π~--~(12)C非弹性散射与π介子放射疗法
π ̄ &  ̄( 12 ) c inelastic scattering and negative π - meson therapy
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Bc介子质量及波函数
The Mass and Wave Function of B_c Meson
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∧-n介子交换势和超核的∧超子结合能
∧ - n meson exchange potential and its ∧ binding energies in hypernuclei
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中子星物质中的K介子凝聚与三体核力效应
Kaon Condensation in Neutron Star Matter and Nuclear Three-Body Force Effect
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K、π介子产生中的量子统计效应
Quantum Statistical Effect in Production of K and π Mesons
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B介子的稀有非轻子衰变和CP破坏
Rare Non - Lepton DisiNtegration of B meson and CP Destruction
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中性K介子系统唯象理论的修正
Correction to the Phenomenological Theory for Neutral Kaon System
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π~±和K~±介子在Ca原子核上的非弹性散射
Inelastic scattering of pion and Kaon mesons on Ca nucleus
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K介子多重产生反应道开放的证据
The evidence of opened K-MESONS multiple production channel
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本论文是在R宇称破缺超对称模型中,我们系统研究了B介子弱衰变。
In this thesis , we study the weak decays of B mesons in the RPV SUSY .
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首先简要介绍了标准模型、超对称和B介子弱衰变。
We first give a brief review on the SM , the SUSY and the B meson weak decays .
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U(4)过渡区理论中的介子质量谱
Mass Spectra of Mesons in U ( 4 ) Transitional Theory
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深度非弹中的介子与双夸克态对R(σL/σT)的贡献
Meson and di-quark contribution to r (σ _l / σ _t ) in deep inelastic scattering
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在B介子实验中寻找新物理存在的信号或证据是B介子物理研究的重要组成部分,是目前国际粒子物理学界十分关注的重要研究领域。
It is an important object of B meson experiment to look for the signal and evidence of new physics .
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奇异介子的G3宇称和共振态强衰变中的选择定则
The g_5 parity of strange mesons and the selection rule in strong decay of resonance state
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B介子系统CP破坏研究
Study of CP violation in B meson system
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核物质中K介子有效质量
Kaon Effective Mass in Nuclear Matter
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模型及其参数对确定K介子有效质量的影响
Parameter Effect On Kaon Effective Mass
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∧-n相互作用的单k及2π,πρ介子交换理论
Single K meson and 2 π, π _ ρ exchanges in the λ - n interaction
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B介子物理自20世纪80年代以来一直是粒子物理界最热门的领域之一。
B physics has been one of the most hot topic area in particle physics since the 80s of last century .
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用固定ρ介子质量对层子质量m(g)重整化。
The light quark mass m ( g ) is renormalized by fixing the ρ meson mass .
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微扰QCD方法计算B介子纯湮灭图衰变
Calculation Pure Annihilation Type Decay of B Meson in Perturbative QCD
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有限温度下的K介子凝聚
Kaons condensation at finite temperature
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矢量介子为主与小x区EMC效应
Vector Meson Dominate and Small x Region EMC Effect
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对K~±介子引起原子核~(40&48)Ca集体激发的研究
The study of collective excitation of the nuclei ~ ( 40-48 ) ca by Kaon mesons
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超子及K介子衰变的分枝比和平均寿命间的比例
On the branching ratios of the decays OE the hyperons and the ratios OE the mean life times
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正因为B介子的产生拥有大量的数据而且B介子衰变过程富含丰富的动力学机制,从而使其成为研究的热点。
The large quantity of the B meson and the abundance of the dynamical mechanism make it become a highlight in the research .
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计算Bc介子半轻子衰变,末态强子是P波χc态或hc态的过程。
The semileptonic B c decays to P wave x c or h c are presented .
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本文应用向前方向附近的定角色散关系推出了π介子-核子散射的s波和p波振幅的积分方程。
The fixed angle dispersion relations near forward direction are applied to the derivation of the integral equations of s-wave and p-wave pion-nucleon scattering amplitudes .
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在本文所计算的衰变过程中,末态介子的质量远小于初态介子的质量,衰变过程中的反冲动量很大,而且末态P波介子处在轨道激发态,相对论效应显著。
So the momentum recoil can be great . And the P-wave meson is in the orbital excited state , the relative effects is notable .