中微子质量
- 网络neutrino mass
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同时我们首次在HDE模型中得到了中微子质量总和的上限。
Besides , we first obtained the result of the sum of neutrino mass in the HDE model .
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中微子质量,宇称不守恒,中微子振荡及其他
Neutrino mass , parity violation , neutrino oscillation and other topics
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本文介绍中微子质量测量的历史和现状。
The history and status of neutrino mass measurements are summarized in this paper .
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中微子质量与宇宙超大尺度结构
Neutrino Mass and the Superstructure of the Universe
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中微子质量的天文测定
Determination of Neutrino Mass from Astronomy
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中微子质量与味混合
Neutrino mass and mixing
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原子核双β衰变在检验轻子数守恒律和中微子质量等问题上都起了重要的作用。
Double beta decay in nuclei plays an important role in testing lepton number conservation and neutrino mass .
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本文证明了如果中微子具有质量,那么膨胀宇宙的临界减速因子qc就不是通常所说的1/2而是等于1。
This paper shows that if the neutrino possesses its mass , the critical factor of deceleration of the expanding universe q_c is not usually accepted 1 / 2 but equals 1 .
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中微子静止质量与Lemaitre模型
On the neutrino mass and the Lemaitre model
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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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即使我们接受seesaw机制对中微子微小质量标度的解释,由于中微子具有质量以及不同代中微子之间存在混合,我们需要对标准模型中涉及中微子的概念和定律进行新的检查。
Even though we accept the seesaw mechanism as the interpretation of the tiny mass of the neutrino , the introductions of the neutrino mass and the mixing of the massive neutrinos ask for the new examinations of the familiar concepts and laws in the standard model .
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中微子的质量、混合和振荡研究
The study of mass 、 mixed and oscillation of neutrino
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中微子获得质量和电荷的物理根源
The Physical Sources for Neutrino to Obtain Mass and Charge
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利用超新星爆发测量电子中微子静止质量
Measurement of electron neutrino mass by supernova neutrino bursts
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中微子静止质量测量新方法及讨论
One New Experimental Method of Detection Neutrino Static Mass
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查看完整版本:中微子的质量是多少?
What is the quality of neutrinos ?
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现在,天天物理学家对中微子的质量上限作出了一个最佳测定。
Now astrophysicists have put a best-guess upper limit on the mass of the neutrino .
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其中中微子的质量问题和中微子振荡现象是研究的热门课题。
And the mass of the neutrino and mass neutrino oscillations have become hot topics .
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中微子的质量
The mass of muonic neutrino
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于是一些理论也试图赋予中微子以质量,同时人们也在用不同的方法来测量和计算中微子的质量。
At the same time , different methods are used to measure and calculate the mass of the neutrino .
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目前为止最精确的测量显示,中微子的质量不到电子质量的百万分之一。
The most delicate measurements so far indicate that an individual neutrino weighs less than a millionth what an electron weighs .
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用于测量中微子静止质量的静电减速谱仪的研究
The study of an electrostatic spherical grid retarding spectrometer for the study of neutrino rest mass by measuring beta spectrum from tritium decay
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本文提出一种从氚衰变β谱确定电子反中微子静止质量的新型结构β谱仪。
A method is described for measuring the beta spectrum from tritium decay in order to determine the electron - antineutrino rest mass .
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叙述了一种用于中微子静止质量测量的大面积高活度氚源的离子注入制备过程。
The preparation of a tritium source with large area and high activity by ion implantation for measurement of the rest mass of neutrion is described .
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中微子的静止质量及其在物理学和宇宙学上的意义
The mass of the neutrino and its significance in physics and Cosmology
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中微子有静止质量是与宇称不守恒的实验事实相矛盾的。
A neutrino having rest mass contradicts the experimental fact of parity violation .
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所以中微子对宇宙质量的贡献与可见恒星的贡献差不多。
And so neutrinos contribute about as much mass to the universe as the visible stars .
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有关中微子是否有质量的实验研究
Experimental Studies on Neutrino Masses
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在现有的实验条件和不考虑其它误差的情况下,中微子的静止质量不等于零。
If we don 't consider other errors , we can get that the neutrino static mass is not zero under present experimental conditions .
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中微子的静质量是20世纪末物理学中一个有待解决的重要问题,它在粒子物理学、宇宙学和天体物理学中占有重要的地位。
The neutrino mass , which plays an important part in particle physics , cosmology and astrophysics , was a problem unsolved at the end of the 20th century .