Mestrado em Física.: Recent submissions

  • 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. ...
  • BARBOSA, S. A.; http://lattes.cnpq.br/8547018673829318; BARBOSA, Suzana Araújo. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2013)
    It is known that to ensure a better outcome in the treatment of patients in Radiotherapy, there should be a constancy of the physical parameters as well as a verification of the worked planning system. The following work ...
  • CAMPOS, José André Vieira. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2018-07-23)
    In this dissertation we studied an analogue model of gravitation introduced by William George Unruh in 1981, known as an acoustic black hole based on the propagation of sound in a superuid. We verify the behavior of theuid ...
  • MELO, T. R. N. B.; http://lattes.cnpq.br/0235690747275560; MELO, Téssio Rogério Nóbrega Borja de. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2016-02)
    In this work we study two Higgs doublet models (2HDM) with extra local U (1) symmetry. We show how the U (1) symmetry can solve the problem of favor changing neutral currents, which arises in this model due to the presence ...
  • SAMPAIO, T. A. S. M.; http://lattes.cnpq.br/1217707310609408; SAMPAIO, Thiago Alves de Sá Muniz. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2018-03)
    Based on the motivation that some quantum gravity theories predict the Lorentz Invariance Violation (LIV) around Planck-scale energy levels, we propose the construction of new formalisms that addresses the possible e ...
  • SERAFIM, W; http://lattes.cnpq.br/5318769459081213; FREIRE, Wellington Romero Serafim. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2011-07-22)
    In this work we study the behavior of static eletric and magnetic fields coupled to a dieletric function with intent to obtain an eletrical confinement similar to what happens with the field of gluons that bind quarks in ...
  • SILVA, W. M. S.; http://lattes.cnpq.br/6952672950623262; SILVA, Waldson Marcelo dos Santos. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2010-12-03)
    In this work we study domain wall solutions in models of coupled real scalar fields involving Z2 × Z3 symmetry in a non supersymmetric model. We explore the idea of a network of domain walls appearing in a surface of a ...
  • AGYEI-YEBOAH, E.; http://lattes.cnpq.br/6340920917388428; AGYEI-YEBOAH, Ebenezer. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2017-02-23)
    Observations of OI 630.0 nm (OI6300) nightglow emission was carried out over a period of almost eleven years, spanning September 2000 to December 2010 over São João do Cariri (7.4oS; 36.5oW), Brazil using an all-sky ...
  • FREITAS, C. F.; http://lattes.cnpq.br/5470984360152121; FREITAS, César Ferreira de. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2013-07)
    A quantum particle, over a two-dimensional orientable surface, suffers the action of a geometric potential induced attractive, characterized by mean and Gaussian curvatures. In this work we investigate the behavior of ...
  • AGRIPINO, C. A. I.; http://lattes.cnpq.br/8179647352448767; AGRIPINO, Celson Augusto Izidorio. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2011-11-24)
    In this work we study the quantization of massive vector meson’s field Ds∗+ e Ds∗− interacting through the mesons exchange φ, η and σ, using the relativistic mean field theory. We obtained the rules of quantization of ...
  • LÍMOS, Adiel da Silva. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2014-02-25)
    The dimensionality of spacetime has become a recurring theme of study in the high energy physics research. Initially motivated by the uniÖcation of fundamental forces of Nature, today is an indispensable and inseparable ...
  • SOUSA, R. B.; http://lattes.cnpq.br/0434878139912685; SOUSA, Robson Batista de. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2012-05-16)
    Measurements of wind and temperature obtained from SKiYMET meteor radars at São João do Cariri-PB (7.4◦S) and Cachoeira Paulista (22.7◦S) were used to investigate the 6.5-day oscillations in the mesospheric region. The ...
  • COSTA, F. S. M.; http://lattes.cnpq.br/8938378819014229; COSTA, Felipe Sérvulo Maciel. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2017-11)
    About twenty years ago, two groups of researchers studying the apparent brightness of type Ia super nova e (SNe Ia), independently discovered that the current expansion of the universe is accelerated. This discovery ...
  • LIMA, E. E. M.; http://lattes.cnpq.br/5564816550564835; LIMA, Elisama Eraldene Marques. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2014-09-26)
    In this work, we study the thermo dynamic properties of the Bose-Einstein condensation (BEC) for a relativistic Bose gas in the context of the non commutative quantum field theory. Such theories was introduced as a ...

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