Navegação Mestrado em Física. por título

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  • 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 ...
  • GOIS, J. P. L.; GOIS, João Paulo Lopes. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2018-10-02)
    In this work, we considered the proposition that the spontaneous Lorentz invariance violation (sLIV) is related to extra dimensions compactification, described by a vector “aether” field, where such compactification is ...
  • MATEUS, A. E.; http://lattes.cnpq.br/1713329736377595; MATEUS, Anderson Evangelista. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2020-03-16)
    One of the theories that has been taking shape in recent years, both in theoretical and experimental aspects, is the idea that Lorentz’s symmetry can be violated in the high energy regime, on the Planck scale. It seems ...
  • FERREIRA, Raquel Luana Cavalcanti.; http://lattes.cnpq.br/3610716279494939; FERREIRA, Raquel Luana Cavalcanti. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2016-03-11)
    Semi conductor lasers are optical devices used in some field of researches, such as atomic physics and spectros copy, in technologic al applications for being optical devices very approach able if compared to others types ...
  • 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 ...
  • FRANÇA, Â. F. S.; http://lattes.cnpq.br/8191282276897905; FRANÇA, Ângelo Fernandes da Silva. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2019-02-21)
    In this dissertation we discuss the fundamental concepts of braneworlds in which we detail some models of braneworlds with extra dimensions, more specifically models in 4 + 1D, such as the Randal-Sundrum one. We also ...
  • SANTOS, W. P.; http://lattes.cnpq.br/2536273737675849; SANTOS, Wagner Porto. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2017-11-13)
    In this dissertation we study the entropy of a three-dimensional rotating acoustic begro hole based on the generalized uncertainty principle. In our results we obtain an area entropy and a correction term associated with ...
  • RODRIGUES, E. S.; http://lattes.cnpq.br/6470854945380577; RODRIGUES, Eriverton da Silva. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2011-12-16)
    In this work, we investigate the dynamics of a relativistic particle of spin | subjected to a generalized potential, consisting of a Coulomb term plus a Lorentz scalar term. The supersymmetry algebra is used as a resource, ...
  • LINS, A. N.; http://lattes.cnpq.br/1800617322248523; LINS, Aline Nascimento. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2017-02)
    The concept of Dark Matter arises to explain an anomaly in the rotation curve of spiral galaxies, since then, researchers around the world have been trying to detect the particle that composes this matter. Without success ...
  • PEREIRA, E. V.; http://lattes.cnpq.br/0101037360390890; PEREIRA, Edme Vale. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2016-08-11)
    In this work, we study a Horava-Lifshitz scaling which can be used to rewrite an electrodynamics which breaks the Lorentz invariance with derivatives operators controlled by a constant four-vector, n . This method was ...
  • SOUSA, M. G.; http://lattes.cnpq.br/3337391595342036; SOUSA, Maria Girlandia de. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2019-08-06)
    Recent studies have found experimental evidence for the scattering of light by light itself. Performed at the LHC, the experiment was carried out by ultra-peripheral collisions of heavy lead ions (Pb) - collisions in ...
  • http://lattes.cnpq.br/1712832397164455; SILVA, Carlos Eduardo Rufino da. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2021-09-01)
    The biomolecules are directly linked to the energy metabolism of living beings and therefore their maintenance in the body is essential for the conservation of good health. These biomolecules, mostly, are present in ...
  • 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 ...
  • ALVES, A. L.; http://lattes.cnpq.br/9783937217317401; ALVES, André de Lima. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2017-11)
    The coherent states are observed in a very wide range of physical systems, which enables their study and applications in various areas of science. We will present a brief historical discussion and a small analysis of the ...
  • CUNHA, K. S. F. N; http://lattes.cnpq.br/3401840256337019; CUNHA, Karina Soares Farias do Nascimento. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2013-04-19)
    In this work it is determined the Isotonic Oscillator's Coherent States. This was achieved using the Wigner-Heisenberg algebra and the application of Supersymmetry in Quantum Mechanics (SUSY). The interaction between the ...
  • SILVA JÚNIOR, P. R.; http://lattes.cnpq.br/0023522480691444; SILVA JÚNIOR, Paulo Ribeiro da. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2013-02-27)
    In this paper we discuss the coherent states of Celka Hussin (CH) oscillators. Also we have presented for these states overcompleteness and non-orthogonality properties. To achieve this purpose we used the work by Jayaraman ...
  • 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 ...
  • 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. ...
  • VENÂNCIO, J. R. C.; http://lattes.cnpq.br/4946546333756623; VENÂNCIO, José Robson da Costa. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2018-08-02)
    At the second order Douglas-Kroll-Hess (DKH2) level, the B3PW91 functional in conjunction with the relativistic all-electron basis set of valence triple zeta quality plus polarization functions are employed to compute bond ...
  • SANTOS, A. S.; http://lattes.cnpq.br/1168842345169901; SANTOS, Alexsandro Silva. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2018-08-02)
    At the Douglas-Kroll-Hess level, the B3PW91 hybrid functional along with relativistic all-electron basis sets are used to evaluate geometric parameters, binding energies, vertical ionization potentials and electron affinities, ...

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