超中微子
- 网络sneutrino
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在无超光速中微子的框架下,检验Lorentz对称破缺模型的方法主要集中在中微子混合矩阵元的能量依赖关系上。
In the regime without the superluminal neutrinos , the method testing the Lorentz-violation models focuses on the energy-dependence of the mixing element of the neutrinos .
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实验发现中微子的质量平方是负值.根据这一事实,对比Dirac方程和虚质量的Dirac方程,提出了一个超光速中微子的量子方程。
Based on experimental discovery that the mass square of neutrino is negative , a quantum equation for superluminal neutrino is proposed in comparison with Dirac equation and Dirac equation with imaginary mass .
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然而,由于Lorentz对称破缺的引入,不仅使得混合矩阵元是能量依赖的,同时中微子能量-动量色散关系也需要作出修正,即可能出现超光速中微子。
However , because of the introduction of the Lorentz invariance violation , we should modify the dispersion relation of the neutrino besides the energy-dependence mixing element , which means there may be superluminal neutrinos .
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M.Koshiba在证实存在太阳中微子丢失,探测超新星中微子和大气μ中微子丢失以及证明μ中微子振荡的成就。
Davis for detection of Solar neutrino missing and M.Koshiba for confirmation of the Solar neutrino missing , the detection of Supernova neutrino and detection of Atmospheric muon neutrino missing and muon neutrino oscillation .
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太阳中微子及超新星中微子探测&2002年诺贝尔物理学奖成果评述
Detection of solar and supernova neutrinos & the 2002 Nobel Prize for Physics
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超光速中微子如果真的存在,这将是物理界新的革命。
Supraluminal neutrinos , if they really exist , are something completely new .
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文章首先评述了太阳中微子实验、大气中微子实验、超新星中微子实验和加速器中微子实验的历史、现状和发展。
A review is presented of the history , current status and development of experiments on solar , atmospheric , supernova and accelerator neutrinos .
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并且描述了计划建造的新型太阳中微子能谱仪,该谱仪在观测太阳中微子能谱的同时,将兼测超新星中微子,提供了在mνe<1eV范围内测量中微子静止质量的可能性。
A description is given of the new solar neutrino spectrometer to be built which will detect solar neutrinos as well as measure the mass of supernova neutrinos . The possibility of detection of a neutrino mass < 1 eV is also discussed .
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Ⅱ型超新星爆发的中微子过程
The neutrino processes in the explosion of type ⅱ supernovae
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超新星坍缩与中微子泄漏
Supernova Collapse and Neutrino Leakage
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由质量的解析延拓mo→ims看出超光速粒子的存在,进而为超光速中微子建立一个三味振荡的最小模型,它可能解释最近发表的太阳中微子等实验结果。
An analytical continuation mo → ims unveils the existence of superluminal particle ( tachyon ) . Then a minimal model for three-flavor oscillation of superluminal neutrino can be proposed to explain the recent data of solar neutrino experiment etc.