CDMS II锗数据的低能分析结果
宇宙学与河外天体物理
2011-04-22 v3 高能物理 - 实验
摘要
我们报告了位于苏丹地下实验室的低温暗物质搜寻(CDMS II)实验数据重新分析的结果。使用八个锗探测器在2006年10月至2008年9月期间获取的数据，以降低至2 keV的反冲能阈值进行了重新分析，以提高对质量低于~10 GeV/c^2的弱相互作用大质量粒子(WIMPs)相互作用的灵敏度。该分析对质量低于9 GeV/c^2的WIMP提供了比以往CDMS II结果更强的约束，并排除了与DAMA/LIBRA和CoGeNT实验可能的低质量WIMP信号相关的参数空间。
引用
@article{arxiv.1011.2482,
title = {Results from a Low-Energy Analysis of the CDMS II Germanium Data},
author = {CDMS Collaboration and Z. Ahmed and D. S. Akerib and S. Arrenberg and C. N. Bailey and D. Balakishiyeva and L. Baudis and D. A. Bauer and P. L. Brink and T. Bruch and R. Bunker and B. Cabrera and D. O. Caldwell and J. Cooley and E. do Couto e Silva and P. Cushman and M. Daal and F. DeJongh and P. Di Stefano and M. R. Dragowsky and L. Duong and S. Fallows and E. Figueroa-Feliciano and J. Filippini and J. Fox and M. Fritts and S. R. Golwala and J. Hall and R. Hennings-Yeomans and S. A. Hertel and D. Holmgren and L. Hsu and M. E. Huber and O. Kamaev and M. Kiveni and M. Kos and S. W. Leman and S. Liu and R. Mahapatra and V. Mandic and K. A. McCarthy and N. Mirabolfathi and D. Moore and H. Nelson and R. W. Ogburn and A. Phipps and M. Pyle and X. Qiu and E. Ramberg and W. Rau and A. Reisetter and R. Resch and T. Saab and B. Sadoulet and J. Sander and R. W. Schnee and D. N. Seitz and B. Serfass and K. M. Sundqvist and M. Tarka and P. Wikus and S. Yellin and J. Yoo and B. A. Young and J. Zhang},
journal= {arXiv preprint arXiv:1011.2482},
year = {2011}
}
备注
9 pages, 8 figures. Supplemental material included as ancillary files. v3) Added appendix with additional details regarding energy scale and backgrounds