Evolving Lorentzian wormholes

被引:132
作者
Kar, S [1 ]
Sahdev, D [1 ]
机构
[1] INDIAN INST TECHNOL,DEPT PHYS,KANPUR 208016,UTTAR PRADESH,INDIA
来源
PHYSICAL REVIEW D | 1996年 / 53卷 / 02期
关键词
D O I
10.1103/PhysRevD.53.722
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Evolving Lorentzian wormholes with the required matter satisfying the energy conditions are discussed. Several different scale factors are used and the corresponding consequences derived. The effect of extra, decaying (in time) compact dimensions present in the wormhole metric is also explored and certain interesting conclusions are derived for the cases of exponential and Kaluza-Klein inflation.
引用
收藏
页码:722 / 730
页数:9
相关论文
共 30 条
[1]   BILLIARD BALLS IN WORMHOLE SPACETIMES WITH CLOSED TIME-LIKE CURVES - CLASSICAL-THEORY [J].
ECHEVERRIA, F ;
KLINKHAMMER, G ;
THORNE, KS .
PHYSICAL REVIEW D, 1991, 44 (04) :1077-1099
[2]   ETHER FLOW THROUGH A DRAINHOLE - PARTICLE MODEL IN GENERAL RELATIVITY [J].
ELLIS, HG .
JOURNAL OF MATHEMATICAL PHYSICS, 1973, 14 (01) :104-118
[3]   CAUCHY-PROBLEM IN SPACETIMES WITH CLOSED TIMELIKE CURVES [J].
FRIEDMAN, J ;
MORRIS, MS ;
NOVIKOV, ID ;
ECHEVERRIA, F ;
KLINKHAMMER, G ;
THORNE, KS ;
YURTSEVER, U .
PHYSICAL REVIEW D, 1990, 42 (06) :1915-1930
[4]   THE CAUCHY-PROBLEM FOR THE SCALAR WAVE-EQUATION IS WELL DEFINED ON A CLASS OF SPACETIMES WITH CLOSED TIMELIKE CURVES [J].
FRIEDMAN, JL ;
MORRIS, MS .
PHYSICAL REVIEW LETTERS, 1991, 66 (04) :401-404
[5]   TOPOLOGICAL CENSORSHIP [J].
FRIEDMAN, JL ;
SCHLEICH, K ;
WITT, DM .
PHYSICAL REVIEW LETTERS, 1993, 71 (10) :1486-1489
[6]   LORENTZIAN WORMHOLES IN HIGHER-DERIVATIVE GRAVITY AND THE WEAK ENERGY CONDITION [J].
GHOROKU, K ;
SOMA, T .
PHYSICAL REVIEW D, 1992, 46 (04) :1507-1516
[7]   AXION-INDUCED TOPOLOGY CHANGE IN QUANTUM-GRAVITY AND STRING THEORY [J].
GIDDINGS, SB ;
STROMINGER, A .
NUCLEAR PHYSICS B, 1988, 306 (04) :890-907
[8]   WORMHOLES IN SPACETIME [J].
HAWKING, SW .
PHYSICAL REVIEW D, 1988, 37 (04) :904-910
[9]   CHRONOLOGY PROTECTION CONJECTURE [J].
HAWKING, SW .
PHYSICAL REVIEW D, 1992, 46 (02) :603-611
[10]   WORMHOLE COSMOLOGY AND THE HORIZON PROBLEM [J].
HOCHBERG, D ;
KEPHART, TW .
PHYSICAL REVIEW LETTERS, 1993, 70 (18) :2665-2668