Brane world solution to the cosmological constant problem

被引:47
作者
Tye, SHH [1 ]
Wasserman, I
机构
[1] Cornell Univ, Nucl Studies Lab, Ithaca, NY 14853 USA
[2] Cornell Univ, Ctr Radiophys & Space Res, Ithaca, NY 14853 USA
关键词
D O I
10.1103/PhysRevLett.86.1682
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We consider a model with two parallel (positive tension) 3-branes separated by a distance L in five-dimensional spacetime. If the interbrane space is anti-de Sitter, or is not precisely anti-de Sitter but contains no event horizons, the effective four-dimensional cosmological constant seen by observers on one of the branes (chosen to be the visible brane) becomes exponentially small as L grows large.
引用
收藏
页码:1682 / 1685
页数:4
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