Mestrado em Física.: Recent submissions

  • LIMA, C. A. R.; http://lattes.cnpq.br/5804079023507059; LIMA, Cícero Alécio Rodrigues de. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2013-07)
    The geometry has been extensively studied in recent years, mainly due to its many potential applications. Its role in gravity is well known by physicists as an example have a particle freely moving only under the influence ...
  • ESSIEN, P.; http://lattes.cnpq.br/1105652336146597; ESSIEN, Patrick. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2015-12-03)
    This project has studied the long term observations of medium-scale gravity waves over Brazilian equatorial region. As part of this objective,11 years (2000 to 2010) all-sky image measurements of mesospheric gravity waves ...
  • SOUSA, M. S. M.; http://lattes.cnpq.br/0789878334638158; SOUSA, Mikael Souto Maior de. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2013-02-18)
    The QCD Sum Rules approach was proposed by Shifman, Vaishtein and Zakharov (SVZ) in1979 and has been used as a method for extracting useful properties of hadrons having the lowest mass, called as ground states. On the ...
  • OLIVEIRA, I. S.; http://lattes.cnpq.br/7165492790067021; OLIVEIRA, Igor Santos. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2014-03-21)
    The quantum cryptography is the future of secure communication, the _rst protocol using the quantum theory is the BB84 which can be applied using polarization or phase. In the case of phase this communication can be made ...
  • SILVA, A. A.; http://lattes.cnpq.br/6096764490591903; SILVA, Alex de Albuquerque. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2009-11-05)
    The space-time seems to have four dimensions according to our common sense. However there are reasons, from the viewpoint of theoretical physics, to believe in the existence of extra dimensions. But if there are extra ...
  • BARBOSA, W. A.; http://lattes.cnpq.br/0775420700893516; BARBOSA, Wagner de Almeida. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2016)
    This work applies a new procedure to determine analytical hybrid braneworld models. It is constructed via three-field models coupled with gravity in a (4+1) dimensional space-time which in general is difficult to compute ...
  • MENSAH-OPOKU, M.; http://lattes.cnpq.br/9896759744219323; MENSAH-OPOKU, Maxwell. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2017-09-01)
    This work applies a new procedure to determine analytical hybrid braneworld models. It is constructed via three-field models coupled with gravity in a (4+1) dimensional space-time which in general is difficult to compute ...
  • AGRA, K. L.; http://lattes.cnpq.br/3439888539159944; AGRA, Kennedy Leite. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2011)
    There are two main objectives of this work. The first was to test the feasibility of using the technique of photoacoustic spectroscopy in the investigation of some physical properties of cotton fibers, a very di ...
  • GAMA, F. J. A.; http://lattes.cnpq.br/9165831518410079; GAMA, Fernando José de Almeida. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2011-04-29)
    We study the meson’s matter π+ and π− at finite temperature and zero chemical potential in the relativistic mean field theory (MFT) including the mesons exchange ρ and σ among π+ and π−. We get the mean ρµ field is zero. ...
  • LIMA, F. S.; http://lattes.cnpq.br/0579084503470329; LIMA, Felix Silva de. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2017-07)
    The quantity and quality of the observational data that we contemplate today allow basic hypotheses of the standard Cosmology to be tested. One of these hypotheses is the Duality Ratio of Cosmic Distances (RDDC), DL(1 + ...
  • MARIANO, E. B.; http://lattes.cnpq.br/9585417426892208; MARIANO, Everlane Batista. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2015-08-26)
    This dissertation aims to gather all possible knowledge about the physics of Liquid Crys tals in a theoretical way. Doing a general review, of the various interesting and diversified information about the Liquid Crystals. ...
  • Eugênio B. Maciel.; http://lattes.cnpq.br/3750612888989040; MACIEL, Eugênio Bastos. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2013-07-26)
    In this paper, we consider the effective electromagnetic theory formulated by Myers- Pospelov derived from higher orders and constant fields, thus, dimension-5 operators. The main feature of this theory is to modify the ...
  • LEITE, É. V. B.; http://lattes.cnpq.br/5888145516484069; LEITE, Érico Vinicius Bezerra. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2014-12-18)
    In our work, we study systems of ordinary real scalar fields. We analyze the static configurations, which lead us to nonlinear second order differential equations. The solutions of these equations, called defects, may have ...
  • NASCIMENTO, E. A.; http://lattes.cnpq.br/1009004193265855; NASCIMENTO, Elizângela Anazilda do. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2018-02-23)
    An enigma we observe in contemporaneity is the discrepancy between the total mass predicted by the Law of gravity of Newton or Einstein and the total mass observed in the Universe. As much of the content that makes up the ...
  • MOREIRA, D. C.; http://lattes.cnpq.br/5128912067379152; MOREIRA, Danilo César. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2014-03-29)
    In this text we study the interquark potential behavior in braneworld scenarios with a cosmological constant. Using AdS/CFT correspondence, we find the expressions for the distance and energy of a quark-antiquark potential ...
  • OLIVEIRA, R. J. S.; http://lattes.cnpq.br/1949455361433962; OLIVEIRA, Rafael de Jesus dos Santos. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2017-08-07)
    In this work, we considered the proposition that the spontaneous Lorentz invariance violation (sLIV) is related to Finsler's geometry, since Finsler's spacetime is intrinsically anisotropic and naturally induces Lorentz ...
  • NASCIMENTO, R. F.; http://lattes.cnpq.br/5623792577341586; NASCIMENTO, Rosinildo Fideles do. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2015-09)
    In the limit continuous low power in graphene electrons behave as Dirac fermions massless. And as we have known for some time, elastic deformations in the hexagonal lattice give rise to interesting magnetic properties. ...
  • NEVES, R. M. P.; http://lattes.cnpq.br/9764791468056770; NEVES, Raissa Maria Pimentel. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2013)
    Inflationary cosmology describes a phase in which our Universe expanded in an accelerated rate in a small amount of time. Inflation solves the problem of the actual value of density parameter and the horizon problem. In ...
  • ALVES, R. O.; http://lattes.cnpq.br/6876303597341127; ALVES, Renan de Oliveira. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2015)
    Graphene is a two-dimensional crystal consists of a hexagonal lattice of carbon atoms. Their electronic properties arise as a consequence of the linearity of the dispersion relation of the charge carriers around the Dirac ...
  • OWUSU, S.; http://lattes.cnpq.br/7813979821857955; OWUSU, Stephen. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2017-02-23)
    Oscillating soliton stars (also known as oscillatons) i.e self-gravitating objects, described by a solitonic solution to the coupled system of Einstein-Klein-Gordon equations (EKG) have been studied by numerous authors. ...

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