How to measure CP violation in neutrino oscillation experiments?

被引:105
作者
Minakata, H
Nunokawa, H
机构
[1] Tokyo Metropolitan Univ, Dept Phys, Hachioji, Tokyo 19203, Japan
[2] Univ Valencia, Inst Fis Corpuscular, CSIC, Dept Fis Teor, Burjassot 46100, Valencia, Spain
关键词
neutrinos; mixing; oscillation; CP violation; long baseline;
D O I
10.1016/S0370-2693(97)01108-8
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We propose a new method for measuring CP violation in neutrino oscillation experiments. The idea is to isolate the term due to the CP-violating phase out of the oscillation probability by taking difference between yields of two (or three) detectors at path-lengths L = 250(E/1.35GeV)(Delta m(2)/10(-2)eV(2))(-1) km and at L/3 (and also at 2 L/3 in the case of three detectors). We use possible hierarchies in neutrino masses suggested by the astrophysical and the cosmological observations to motivate the idea and to examine how the method works. (C) 1997 Elsevier Science B.V.
引用
收藏
页码:369 / 377
页数:9
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