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http://acervodigital.unesp.br/handle/11449/65476- Title:
- Note on the point-splitting procedure to evaluate vacuum fluctuation in certain cylindrically symmetric backgrounds
- Norwegian University of Science and Technology (NTNU)
- Universidade Estadual Paulista (UNESP)
- 0556-2821
- We reexamine the two-point function approaches used to study vacuum fluctuation in wedge-shaped regions and conical backgrounds. The appearance of divergent integrals is discussed and circumvented. The issue is considered in the context of a massless scalar field in cosmic string spacetime.
- 15-Jul-1998
- Physical Review D - Particles, Fields, Gravitation and Cosmology, v. 58, n. 2, p. 275021-275024, 1998.
- 275021-275024
- http://dx.doi.org/10.1103/PhysRevD.58.027502
- Acesso aberto
- outro
- http://repositorio.unesp.br/handle/11449/65476
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