EFFECTS OF DECAY OF THE SCALAR PARTNER OF THE AXION ON COSMOLOGICAL BOUNDS ON AXION SUPERMULTIPLET PROPERTIES

被引:65
作者
KIM, JE [1 ]
机构
[1] SEOUL NATL UNIV,DEPT PHYS,SEOUL 151742,SOUTH KOREA
关键词
D O I
10.1103/PhysRevLett.67.3465
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We obtain an improved cosmological mass bound of the axino (fermionic partner of the axion), and observe that the axion energy crisis problem is modified for F(a) greater-than-or-equal-to 10(12) GeV, from the consideration of the photon reheating due to decay of the saxino (scalar partner of the axion) in supergravity models.
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页码:3465 / 3468
页数:4
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