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New results from DAMA/LIBRA

文献类型:期刊论文

作者Bernabei, R; Belli, P; Cappella, F; Cerulli, R; Dai, CJ; d'Angelo, A; He, HL; Incicchitti, A; Kuang, HH; Ma, XH
刊名EUROPEAN PHYSICAL JOURNAL C
出版日期2010
卷号67期号:1-2页码:#REF!
通讯作者Bernabei, R (reprint author), Univ Roma Tor Vergata, Dipartimento Fis, I-00133 Rome, Italy.
英文摘要DAMA/LIBRA is running at the Gran Sasso National Laboratory of the I.N.F.N. Here the results obtained with a further exposure of 0.34 ton x yr are presented. They refer to two further annual cycles collected one before and one after the first DAMA/LIBRA upgrade occurred on September/October 2008. The cumulative exposure with those previously released by the former DAMA/NaI and by DAMA/LIBRA is now 1.17 ton x yr, corresponding to 13 annual cycles. The data further confirm the previous positive results obtained investigating the presence of Dark Matter (DM) particles in the galactic halo by means of the model independent Dark Matter annual modulation signature; the confidence level is now 8.9 sigma for the cumulative exposure. In particular, with the cumulative exposure the modulation amplitude of the single-hit events in the (2-6) keV energy interval measured in NaI(Tl) target is (0.0116 +/- 0.0013) cpd/kg/keV; the measured phase is (146 +/- 7) days and the measured period is (0.999 +/- 0.002) yr, values well in agreement with those expected for the DM particles.
学科主题Physics
类目[WOS]Physics, Particles & Fields
收录类别SCI
WOS记录号WOS:000277300300003
公开日期2016-05-03
源URL[http://ir.ihep.ac.cn/handle/311005/225675]  
专题高能物理研究所_粒子天体物理中心
推荐引用方式
GB/T 7714
Bernabei, R,Belli, P,Cappella, F,et al. New results from DAMA/LIBRA[J]. EUROPEAN PHYSICAL JOURNAL C,2010,67(1-2):#REF!.
APA Bernabei, R.,Belli, P.,Cappella, F.,Cerulli, R.,Dai, CJ.,...&叶子飘Ye, ZP.(2010).New results from DAMA/LIBRA.EUROPEAN PHYSICAL JOURNAL C,67(1-2),#REF!.
MLA Bernabei, R,et al."New results from DAMA/LIBRA".EUROPEAN PHYSICAL JOURNAL C 67.1-2(2010):#REF!.

入库方式: OAI收割

来源:高能物理研究所

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