从CMBalone约束银狼中微子作为暗物质候选者
天体物理学
2007-05-23 v2
摘要
由引力透镜引起的CMB温度和偏振图图谱的失真,可通过高角分辨率和灵敏度的观测来约束银狼中微子质量m_s。我们仅凭CMB数据预测,Planck给出m_s>1.75 keV,Inflation Probe给出m_s>4.97 keV,置信水平为95%。
引用
@article{arxiv.astro-ph/0701331,
title = {Sterile Neutrino as Dark Matter candidate from CMB alone},
author = {L. A. Popa and A. Vasile},
journal= {arXiv preprint arXiv:astro-ph/0701331},
year = {2007}
}
备注
to appear in Proceedings of Eleventh Marcel Grossmann Meeting on General Relativity (5 pages, 1 figure)