Minimal Supergravity Scalar Neutrino Dark Matter and Inverse Seesaw Neutrino Masses

被引:79
作者
Arina, C. [1 ,2 ]
Bazzocchi, F. [3 ]
Fornengo, N. [1 ,2 ]
Romao, J. C. [4 ,5 ]
Valle, J. W. F. [3 ]
机构
[1] Univ Turin, Dipartimento Fis Teor, I-10125 Turin, Italy
[2] Ist Nazl Fis Nucl, I-10125 Turin, Italy
[3] Univ Valencia, CSIC, Inst Fis Corpuscular, AHEP Grp, E-46071 Valencia, Spain
[4] Inst Super Tecn, Dept Fis, P-1049001 Lisbon, Portugal
[5] Inst Super Tecn, CFTP, P-1049001 Lisbon, Portugal
关键词
D O I
10.1103/PhysRevLett.101.161802
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We show that within the inverse seesaw mechanism for generating neutrino masses, minimal supergravity naturally provides the scalar neutrino as the lightest superparticle. We also demonstrate that such schemes naturally reconcile the small neutrino masses with the correct relic scalar neutrino dark matter abundance and accessible direct detection rates in nuclear recoil experiments. This way, inverse seesaw minimal supergravity offers a common solution to the generation of the neutrino mass and to the origin of dark matter.
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页数:4
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