TEV DARK MATTER

被引:10
作者
DIMOPOULOS, S
ESMAILZADEH, R
HALL, LJ
TETRADIS, N
机构
[1] UNIV CALIF BERKELEY,CTR PARTICLE ASTROPHYS,BERKELEY,CA 94720
[2] UNIV CALIF BERKELEY,DEPT PHYS,BERKELEY,CA 94720
[3] BOSTON UNIV,DEPT PHYS,BOSTON,MA 02215
基金
美国国家科学基金会;
关键词
D O I
10.1016/0550-3213(91)90394-D
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
The minimal standard model has no candidates for non-baryonic dark matter of the universe. We add a single SU(3) X SU(2) X U(1) fermionic multiplet to this model and compute the mass necessary for it to close the universe as a function of its gauge quantum numbers. The simplest dark matter candidate, not already excluded by existing dark matter searches,is the neutral component of a zero hypercharge Dirac triplet. It couples to nuclei via two-W exchange, with an effective coupling three orders of magnitude smaller than ordinary weak interactions. Its charged partners are a few hundred MeV heavier and can be produced at SSC or LHC.
引用
收藏
页码:714 / 726
页数:13
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