Heavy sterile neutrinos: bounds from big-bang nucleosynthesis and SN 1987A

被引：141

作者：

Dolgov, AD

Hansen, SH

Raffelt, G

Semikoz, DV

机构：

[1] Max Planck Inst Phys & Astrophys, Werner Heisenberg Inst, D-80805 Munich, Germany

[2] Ist Nazl Fis Nucl, Sect Ferrara, I-44100 Ferrara, Italy

[3] Russian Acad Sci, Inst Nucl Res, Moscow 117312, Russia

来源：

NUCLEAR PHYSICS B | 2000年 / 590卷 / 03期

关键词：

D O I：

10.1016/S0550-3213(00)00566-6

中图分类号：

O412 [相对论、场论]; O572.2 [粒子物理学];

学科分类号：

摘要：

Cosmological and astrophysical effects of heavy (10-200 MeV) sterile Dirac neutrinos, mixed with the active ones, are considered. The bounds on mass and mixing angle from both supernovae and big-bang nucleosynthesis are presented. (C) 2000 Elsevier Science B.V. All rights reserved.

引用

页码：562 / 574

页数：13

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