EMISSION AND DETECTABILITY OF HADRONIC AXIONS FROM SN-1987A

被引:83
作者
ENGEL, J [1 ]
SECKEL, D [1 ]
HAYES, AC [1 ]
机构
[1] UNIV CALIF LOS ALAMOS SCI LAB,DIV THEORET,LOS ALAMOS,NM 87545
关键词
D O I
10.1103/PhysRevLett.65.960
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We show that axions emitted by SN 1987A, with coupling strengths to nucleons in the range 9×10-7gaN 1×10-3, would have produced an unacceptably large signal at the Kamiokande proton-decay experiment. Axions with 10-10gaN 1.4×10-6 would have altered the neutrino flux from that observed, so using results from SN 1987A alone, one may nominally rule out the entire range 10-10gaN 10-3. Uncertainties in our estimates prevent us from categorically excluding a small window around gan 10-6, which could have interesting consequences for supernova theory and cosmology. © 1990 The American Physical Society.
引用
收藏
页码:960 / 963
页数:4
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