期刊
MODERN PHYSICS LETTERS A
卷 24, 期 20, 页码 1559-1564出版社
WORLD SCIENTIFIC PUBL CO PTE LTD
DOI: 10.1142/S0217732309030928
关键词
Wormholes; thin shells; scalar-tensor theories of gravity; spherical symmetry
资金
- Russian Academy of Sciences
- Peoples' Friendship University of Russia
- [RFBR 08-02-00923]
It is proved that all thin-shell wormholes built from two identical regions of vacuum static, spherically symmetric spacetimes have a negative shell surface energy density in any scalar tensor theory of gravity with a non-ghost massless scalar field and a non-ghost graviton.
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