Search Results - "Bezerra de Mello, E. R."

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  1. 1

    Relativistic quantum dynamics of a charged particle in cosmic string spacetime in the presence of magnetic field and scalar potential by MEDEIROS, E. R. Figueiredo, MELLO, E. R. Bezerra De

    “…In this paper we analyze the relativistic quantum motion of charged spin-0 and spin- particles in the presence of a uniform magnetic field and scalar…”
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  2. 2

    Spherically symmetric vacuum solutions of modified gravity theory in higher dimensions by Caramês, T. R. P., de Mello, E. R. Bezerra

    “…In this paper we investigate spherically symmetric vacuum solutions of f ( R ) gravity in a higher-dimensional spacetime. With this objective we construct a…”
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  3. 3

    Induced fermionic current in AdS spacetime in the presence of a cosmic string and a compactified dimension by Bellucci, S., dos Santos, W. Oliveira, de Mello, E. R. Bezerra

    “…In this paper, we consider a massive charged fermionic quantum field and investigate the current densities induced by a magnetic flux running along the core of…”
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  4. 4

    f(R) global monopole revisited by Caramês, Thiago R. P., Fabris, Júlio C., Bezerra de Mello, E. R., Belich, H.

    “…In this paper the f ( R ) global monopole is reexamined. We provide an exact solution for the modified field equations in the presence of a global monopole for…”
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  5. 5

    Fermionic current induced by magnetic flux in compactified cosmic string spacetime by Bezerra de Mello, E. R., Saharian, A. A.

    “…In this paper, we investigate the fermionic current densities induced by a magnetic flux running along the idealized cosmic string in a four-dimensional…”
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  6. 6

    Fermionic vacuum polarization in compactified cosmic string spacetime by Bellucci, S., Bezerra de Mello, E. R., de Padua, A., Saharian, A. A.

    “…We investigate the fermionic condensate and the vacuum expectation value (VEV) of the energy-momentum tensor for a charged massive fermionic field in the…”
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  7. 7

    Exact Casimir–Polder potential between a particle and an ideal metal cylindrical shell and the proximity force approximation by Bezerra, V. B., Bezerra de Mello, E. R., Klimchitskaya, G. L., Mostepanenko, V. M., Saharian, A. A.

    “…We derive the exact Casimir–Polder potential for a polarizable microparticle inside an ideal metal cylindrical shell using the Green function method. The exact…”
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  8. 8

    Relativistic quantum oscillators in the global monopole spacetime by Bragança, E. A. F., Vitória, R. L. L., Belich, H., de Mello, E. R. Bezerra

    “…We investigated the effects of the global monopole spacetime on the Dirac and Klein–Gordon relativistic quantum oscillators. In order to do this, we solve the…”
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  9. 9

    Cosmic string and brane induced effects on the fermionic vacuum in AdS spacetime by Bellucci, S., Oliveira dos Santos, W., Bezerra de Mello, E. R., Saharian, A. A.

    Published in The journal of high energy physics (01-05-2022)
    “…A bstract We investigate the combined effects of a magnetic flux-carrying cosmic string and a brane on the fermionic condensate (FC) and on the vacuum…”
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  10. 10

    Vacuum currents induced by a magnetic flux around a cosmic string with finite core by Bezerra de Mello, E. R., Bezerra, V. B., Saharian, A. A., Harutyunyan, H. H.

    “…We evaluate the Hadamard function and the vacuum expectation value of the current density for a massive complex scalar field in the generalized geometry of a…”
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    Fermionic Condensate in de Sitter Spacetime by Saharian, A. A., de Mello, E. R. Bezerra, Kotanjyan, A. S., Petrosyan, T. A.

    Published in Astrophysics (01-12-2021)
    “…Fermionic condensate is investigated in (D + 1)-dimensional de Sitter spacetime by using the cutoff function regularization. In order to fix the…”
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  14. 14

    Fermionic vacuum polarization by a cosmic string in de Sitter spacetime by de Mello, E. R. Bezerra, Saharian, A. A.

    Published in The journal of high energy physics (01-08-2010)
    “…We investigate the fermionic condensate and the vacuum expectation value of the energy-momentum tensor for a massive spinor field in de Sitter spacetime in the…”
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  15. 15

    Fermionic Casimir energy in Horava–Lifshitz scenario by de Mello, E. R. Bezerra, Cruz, M. B.

    “…In this work, we investigate the violation of Lorentz symmetry through the Casimir effect, one of the most intriguing phenomena in modern physics. The Casimir…”
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  16. 16

    Finite temperature fermionic condensate and energy–momentum tensor in cosmic string spacetime by Santos, W. Oliveira dos, de Mello, E. R. Bezerra

    “…Here we analyze the expectation value of the fermionic condensate and the energy–momentum tensor associated with a massive charged fermionic quantum field with…”
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  17. 17

    Electromagnetic Casimir densities induced by a conducting cylindrical shell in the cosmic string spacetime by Bezerra de Mello, E.R., Bezerra, V.B., Saharian, A.A.

    Published in Physics letters. B (08-02-2007)
    “…We investigate the renormalized vacuum expectation values of the field square and the energy–momentum tensor for the electromagnetic field inside and outside…”
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  18. 18

    Induced current by a cosmic string and a brane in high-dimensional AdS spacetime by Santos, W. Oliveira dos, de Mello, E. R. Bezerra

    “…In this paper we investigate the bosonic current induced by a brane and a magnetic flux running along the idealized cosmic string in a ( D + 1 ) -dimensional…”
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  19. 19

    Vacuum polarization induced by a cosmic string and a brane in AdS spacetime by dos Santos, W. Oliveira, de Mello, E. R. Bezerra

    “…In this paper we investigate the vacuum polarization effects associated to a charged quantum massive scalar field on a ( D + 1 ) -dimensional anti-de Sitter…”
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  20. 20

    Finite temperature energy–momentum tensor in compactified cosmic string spacetime by dos Santos, W. Oliveira, de Mello, E. R. Bezerra

    “…In this paper we analyze the expectation value of the field squared and the energy–momentum tensor associated with a massive charged scalar quantum field with…”
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