Superluminal Neutrino and Spontaneous Breaking of Lorentz Invariance

被引:9
作者
Klinkhamer, F. R. [1 ]
Volovik, G. E. [2 ,3 ]
机构
[1] Univ Karlsruhe, Inst Theoret Phys, Karlsruhe Inst Technol, D-76128 Karlsruhe, Germany
[2] Aalto Univ, Low Temp Lab, FI-00076 Aalto, Finland
[3] Russian Acad Sci, Landau Inst Theoret Phys, Chernogolovka 142432, Moscow Region, Russia
关键词
GRAVITY;
D O I
10.1134/S0021364011210077
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Generally speaking, the existence of a superluminal neutrino can be attributed either to re-entrant Lorentz violation at ultralow energy from intrinsic Lorentz violation at ultrahigh energy or to spontaneous breaking of fundamental Lorentz invariance (possibly by the formation of a fermionic condensate). Re-entrant Lorentz violation in the neutrino sector has been discussed elsewhere. Here, the focus is on mechanisms of spontaneous symmetry breaking.
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页码:673 / 675
页数:3
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