scholarly journals Fermionic vacuum polarization by an Abelian magnetic tube in the cosmic string spacetime

2017 ◽  
Vol 95 (4) ◽  
Author(s):  
M. S. Maior de Sousa ◽  
R. F. Ribeiro ◽  
E. R. Bezerra de Mello
Keyword(s):  
Cosmic String ◽  
Vacuum Polarization ◽  
Magnetic Tube

scholarly journals Azimuthal Fermionic Current in the Cosmic String Spacetime Induced by a Magnetic Tube

Particles ◽  
2018 ◽  
Vol 1 (1) ◽  
pp. 6 ◽  
Author(s):  
Mikael Maior de Sousa ◽  
Rubens Freire Ribeiro ◽  
Eugênio Bezerra de Mello
Keyword(s):  
Cosmic String ◽  
Magnetic Tube

scholarly journals Fermionic vacuum polarization by a flat boundary in cosmic string spacetime

2012 ◽  
Vol 30 (1) ◽  
pp. 015002 ◽  
Author(s):  
E R Bezerra de Mello ◽  
A A Saharian ◽  
S V Abajyan
Keyword(s):  
Cosmic String ◽  
Vacuum Polarization

scholarly journals VACUUM POLARIZATION IN A COSMIC STRING SPACETIME INDUCED BY FLAT BOUNDARY

2011 ◽  
Vol 03 ◽  
pp. 434-445
Author(s):  
EUGÊNIO R. BEZERRA DE MELLO ◽  
ARAM A. SAHARIAN
Keyword(s):  
Cosmic String ◽  
Vacuum Polarization ◽  
Energy Momentum Tensor ◽  
Neumann Boundary ◽  
Vacuum Expectation ◽  
Momentum Tensor ◽  
Massive Scalar ◽  
Expectation Values ◽  
Massive Scalar Field ◽  
Higher Dimensional

In this paper we analyze the vacuum expectation values of the field squared and the energy-momentum tensor associated to a massive scalar field in a higher dimensional cosmic string spacetime, obeying Dirichlet or Neumann boundary conditions on the surface orthogonal to the string.

scholarly journals Vacuum polarization by a flat boundary in cosmic string spacetime

2011 ◽  
Vol 28 (14) ◽  
pp. 145008 ◽  
Author(s):  
E R Bezerra de Mello ◽  
A A Saharian
Keyword(s):  
Cosmic String ◽  
Vacuum Polarization
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