A plane-symmetric universe in the presence of zero-mass scalar fields

1988 ◽  
Vol 140 (1) ◽  
pp. 161-164 ◽  
Author(s):  
D. R. K. Reddy
1977 ◽  
Vol 30 (1) ◽  
pp. 109 ◽  
Author(s):  
DRK Reddy

Plane symmetric solutions of a scalar-tensor theory proposed by Dunn have been obtained. These solutions are observed to be similar to the plane symmetric solutions of the field equations corresponding to zero mass scalar fields obtained by Patel. It is found that the empty space-times of general relativity discussed by Taub and by Bera are obtained as special cases.


2016 ◽  
Vol 46 (6) ◽  
pp. 784-792 ◽  
Author(s):  
Juliana Celestino ◽  
Márcio E. S. Alves ◽  
F. A. Barone

1992 ◽  
Vol 187 (1) ◽  
pp. 113-117 ◽  
Author(s):  
V. U. M. Rao ◽  
Y. V. S. S. Sanyasiraju

2009 ◽  
Vol 18 (11) ◽  
pp. 1665-1691 ◽  
Author(s):  
ANDREY DOROSHKEVICH ◽  
JAKOB HANSEN ◽  
IGOR NOVIKOV ◽  
ALEXANDER SHATSKIY

We investigate numerically the process of the passage of a radiation pulse through a wormhole and the subsequent evolution of the wormhole that is caused by the gravitational action of this pulse. The initial static wormhole is modeled by a spherically symmetrical solution with zero mass. The radiation pulses are modeled by spherically symmetrical shells of self-gravitating massless scalar fields. We demonstrate that the compact signal propagates through the wormhole and investigate the dynamics of the fields in this process for both cases: collapse of the wormhole into the black hole and for the expanding wormhole.


1991 ◽  
Vol 40 (5) ◽  
pp. 673
Author(s):  
Li Jian-zeng ◽  
Liang Can-bin

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