LORENTZIAN WORMHOLES IN HIGHER-DERIVATIVE GRAVITY AND THE WEAK ENERGY CONDITION

被引:53
作者
GHOROKU, K [1 ]
SOMA, T [1 ]
机构
[1] KYUSHU INST TECHNOL,DEPT MATH,TOBATA KU,KITAKYUSHU 804,JAPAN
来源
PHYSICAL REVIEW D | 1992年 / 46卷 / 04期
关键词
D O I
10.1103/PhysRevD.46.1507
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The possibility of the existence of a traversible wormhole solution which does not break the weak energy condition is examined in a higher-derivative theory of gravity, No such solution is found, suggesting that a Lorentzian wormhole without the violation of the weak energy condition is incompatible with a wide class of gravitational theories. We show this in two simple examples of spherically symmetric wormhole solutions.
引用
收藏
页码:1507 / 1516
页数:10
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