机构:Univ Genoa, Dipartimento Fis, I-16146 Genoa, Italy
Agnese, AG
La Camera, M
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机构:Univ Genoa, Dipartimento Fis, I-16146 Genoa, Italy
La Camera, M
机构:
[1] Univ Genoa, Dipartimento Fis, I-16146 Genoa, Italy
[2] Ist Nazl Fis Nucl, Sez Genova, I-16146 Genoa, Italy
来源:
NUOVO CIMENTO DELLA SOCIETA ITALIANA DI FISICA B-GENERAL PHYSICS RELATIVITY ASTRONOMY AND MATHEMATICAL PHYSICS AND METHODS
|
2002年
/
117卷
/
06期
关键词:
D O I:
暂无
中图分类号:
O4 [物理学];
学科分类号:
0702 ;
摘要:
A one-parameter family of static and spherically symmetric solutions to Einstein equations with a traceless energy-momentum tensor is found. When the nonzero parameter beta lies in the open interval (0, 1) one obtains traversable Lorentzian wormholes. One also obtains naked singularities when either beta < 0 or β > 1 and the Schwarzschild black hole for beta = 1.
机构:
Chinese Acad Sci, Inst Theoret Phys, Zhong Guan Cun East St 55, Beijing, Peoples R ChinaUniv Texas Austin, Dept Phys, 2515 Speedway, Austin, TX 78712 USA