Mestrado em Física.: Recent submissions

  • BATISTA, S. O. S.; http://lattes.cnpq.br/5345709180299932; BATISTA, Sérgio Orlando de Souza. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2012-08-31)
    In this study, nickel ferrite (NiFe204) plus nickel oxide (NiO) nanocomposites were synthesized by chemical routes: combustion reaction at 500 0 C, and Pechini method at 700, 900 and 1100 0 C. X-ray diffractometry (XRD) ...
  • SILVA, D. B.; http://lattes.cnpq.br/8485072131969726; SILVA, Diego Barros. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2013-08-19)
    Using data from two Fabry-Perot Interferometers located in Cajazeiras (6º 53 '25 "S; 38º 33' 19" O) and in São João do Cariri (7º 23 '27 "S; 36º 31' 58" O) observe the occurrence of oscillations with periods of days in the ...
  • MARINHO, André Afonso Araujo. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2010-04-30)
    We address the issue of generalizing the thermodynamic quantities via q-deformation, i.e., through the q-algebra which describes q-bosons and q-fermions. The motivation for our study is the lack of a full understanding ...
  • H.H.B. Silva; http://lattes.cnpq.br/4585277872014594; SILVA, Heydson Henrique Brito da. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2010)
    An intriguing question in physics today is that some theories propose that the existence of a number of dimensions higher than observed physically. One of these theories is the Superstring Theory, which provides a universe ...
  • ARAÚJO, J. A. S.; http://lattes.cnpq.br/3345833863702818; ARAÚJO, José Arimateia dos Santos. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2010-08-27)
    In this paper is studied the Schwarzschild black hole in the presence of a global monopole, and the effects that this kind of topological defect brings to the spacetime geometry. Initially, using the metric which describes ...
  • NASCIMENTO, M. S. P.; http://lattes.cnpq.br/7929816061251245; NASCIMENTO, Marcio Siqueira Pequeno. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2010-11-17)
    In the theory of inflationary cosmology, which has as reference the observed universe, the gravitation force is always attractive. There was never any firm evidence of "anti-gravity" in the laboratory or stellar ...
  • 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, ...
  • EMANUEL, C.; http://lattes.cnpq.br/2899810853023794; CUNHA, Emanuel. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2011-03-30)
    We investigate the mesons matter D*+D*~ in the relativistic mean field theory including the mesons exchange a, 77 and cj) among D*s + and D*~. We get the quantization of the vector field D*s in interacting field and get ...
  • PEREIRA, A. S.; PEREIRA, Antonildo Santos. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2011-11-25)
    Computing and quantum cryptography field have been of intense study in recent decades. Contributed to the emergence of schemes for error correction via quantum codes and procedures for building fault-tolerant quantum ...
  • SAMPAIO, P. F. H.; http://lattes.cnpq.br/4983836435069693; SAMPAIO, Pablo Francisco Honorato. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2012-12-21)
    In this work, we consider the e ective Myers-Pospelov QED with dimension-5 operators to study some aspects such as issue of superluminal neutrinos recently pointed out in OPERA experiments and the 2D-4D projection of ...
  • FREIRE, M. L. F.; http://lattes.cnpq.br/6756464691141246; FREIRE, Morgana Lígia de Farias. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2009-08)
    We study the mesons matter D − ¯D in the framework of σ and ω meson exchange model using Walecka’s mean field theory. We choose the chemical potential as zero then we get ω0 = 0 and the field σ is given by a ...
  • DA SILVA LEITE, L.G.; http://lattes.cnpq.br/4773124449888788; LEITE, Lázaro Genilson da Silva. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2015-02)
    This work is devoted to the study of eletronic transport in low-dimensional quantum systems. We studied the graphene which is a material formed by a single layer of carbon atoms in hybridization state sp2, and shows a ...
  • BRAGA, Renato P.; http://lattes.cnpq.br/3168346886338733; BRAGA, Renato Pereira. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2011)
    In this work we studied the behavior of non-relativistic and relativistic free quantum particles in the space-time generated by a global monopole with cosmological constant. We found the energy spectra for that system ...
  • CAVALCANTI, J. W.; http://lattes.cnpq.br/7331616604267808; SILVA, José Wagner Cavalcanti. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2012-02)
    In this work we discuss models of the Universe that take into account the existence of extra dimensions. The Kaluza-Klein theory, the ADD model and the Randall-Sundrum models are examples of theories that describe the ...
  • A. L. F. da Silva; http://lattes.cnpq.br/9865042643707269; SILVA, André Luiz Freire da. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2014-02)
    From the electromagnetism of Maxell, Dirac [11] in 1931, mathematically, built the rst idea of magnetic monopoles, known as the Dirac Monopole. A step fur- ther in the context of such solutions was presented independently ...
  • BANDEIRA, Analine P. V.; http://lattes.cnpq.br/7484755981869760; BANDEIRA, Analine Pinto Valeriano. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2012-03)
    The Quantum Computation and Quantum Information (QC and QI) have been the field of intense study in recent decades. An extremely useful property in this area is the entanglement of particles, whose theoretical discussions ...
  • MOTA-SILVA, J. C.; http://lattes.cnpq.br/4362826803276801; SILVA, Júlio César Mota. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2012-07-27)
    In the present work we shall address the issue of electric conductivity in superconductors in the perspective of superconducting domain wall solutions with internal structures in the realm of Quantum Field Theory. In ...
  • BARBOSA, D.; http://lattes.cnpq.br/7329368767940368; BARBOSA, Diego. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2013-02-28)
    The present work has investigated the feasibility of study gravity waves from the application of the Tomographic Reconstruction Methods in imager data of the atmospheric airglow. For this purpose has been used 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 ...
  • LIMA, A. A.; http://lattes.cnpq.br/0131233828901276; LIMA, Anderson Alves de. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2013-02-20)
    By applying a magnetic field perpendicular to a two-dimensional conductive plate traversed by electrical current, we found a deviation of electric charges to one of the edges. Thus, theotheredgewillbeelectricallychargedw ...

Search DSpace


Advanced Search

Browse

My Account