Mestrado em Física.: Recent submissions

  • 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 ...
  • CAPERA, E. C.; http://lattes.cnpq.br/7697280616054638; CAPERA, Emilse Cabrera. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2020-12-21)
    In this work, each sector of the Left-Right symmetric model (LRSM) and its contributions to the half-life of neutrinoless double beta decay (0νββ) were theoretically analyzed. The constraints in the parameter space associated ...
  • ARAÚJO, K. C. G.; http://lattes.cnpq.br/1687792847374436; ARAÚJO, Kaio Cezar Gomes de. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2021-03-19)
    This work aims to study the structural and phase transition properties of compounds of the type ABO3. This was accomplished with the aid of experimental X-ray diffraction (XRD) and Raman spectroscopy techniques, where the ...
  • SANTOS, W. O.; http://lattes.cnpq.br/1506356477641229; SANTOS, Willian Oliveira. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2021-01-29)
    With the discovery of graphene in 2004, a new line of research in two-dimensional materials was developed. As this innovation we find the transition metal dichalcogenides (TMD) materials that became known as last generation ...
  • SILVA, J. D. L.; http://lattes.cnpq.br/3246652623899229; SILVA, Joás Davi Lopes da. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2020-09-24)
    In this work we aim to study and understand several concepts related to standard cosmologyand the theory of cosmological perturbation . In this dissertation we provide a base of theoretical foundations for this study. ...
  • SILVA, J. J. D. P da; http://lattes.cnpq.br/4604543085433779; SILVA, Jonas Jorge Diogo Pinheiro da. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2021-02-05)
    A very pertinent question in Theoretical Physics is the viability of General Relativity (GR) in the high curvature regime, related to several factors such as the presence of unavoidable singularities, with the consequent ...
  • LIMA JUNIOR, J. G.; http://lattes.cnpq.br/3032676282436051; LIMA JÚNIOR, José Grimário de. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2021-01-29)
    In the last decades, the discovery of Matter and Dark Energy brought problems to Einstein’s General Relativity (GR), even though it is a very well-established theory. With this, new alternative approaches to this theory ...
  • 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 ...
  • RAMOS, A. S.; http://lattes.cnpq.br/9046769747374229; RAMOS, Arthur Souza. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2018-12-19)
    Defects are solutions derived from non-linear differential equations and they are present within the framework of classical field theory. These solutions can be compared with solitary waves, which are classificated as ...
  • SOUSA, R. V.; http://lattes.cnpq.br/1699517976589477; SOUSA, Ramon Viana de. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2010-03-31)
    This work aimed to objective calculate the speed of plasma bubbles's vertical growth at Sao Joao do Cariri (7.4°S, 36.5 0 W, 12.25°S de dip latitude) for the period September to November 2005. For this, we used the optical ...
  • VASCONCELOS, K. C.; http://lattes.cnpq.br/4662704616406752; VASCONCELOS, Kelder Cavalcanti de. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2010-12-22)
    I n the context of extra dimensional theories, the braneworld RSII model has attracted much interest. According to this model, our universe is a four-dimensional hypersurface embedded i n an ambient space w i t h a ...
  • 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 ...
  • GOMES, F. E.; http://lattes.cnpq.br/3985351707213648; GOMES, Fábio do Egito. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2009-02-13)
    In this work was investigated the occurrence of 3-4day oscillations in the 015577, O2b(0-1) and OH(6-2) mesospheric airglow emissions between January 1998 and July 2007, which have been attributed to ultra-fast Kelvin ...
  • FIGUEIREDO, C. A. O. B.; http://lattes.cnpq.br/3927992223541417; FIGUEIREDO, Cosme Alexandre Oliveira Barros. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2013-02-25)
    Thermospheric wind and temperature have been observed by two OI630 nm Fabry- Perot Interpherometers installed at Sao Joao do Cariri (7.4 ° S, 36.5 ° W) and Cajazeiras (6.9 ° S, 38.6 ° W), Paraiba. In the present work, ...
  • SOUZA, A. D.; http://lattes.cnpq.br/7616796776740540; SOUZA, Almir Dantas de. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2019-02-25)
    Since solutions of the General Relativity Theory (TRG) were obtained, researchers realized that such results brought with it a new type of physics: black holes. From the Hawking-Penrose theorem and its generalizations it ...
  • 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, P. V.; http://lattes.cnpq.br/3951800799770483; SANTOS, Priscila Valdênia dos. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2011-02-04)
    In this work we fix our attention to the impact of a term such as CPT - odd Chern - Simons or CFJ model in classical and quantum electrodynamics (QED) in (3+1) dimensions. From the classical point of view, we conducted ...
  • FREITAS, M. L.; http://lattes.cnpq.br/8725808112376451; FREITAS, Mayara de Lima. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2014-08-27)
    The manipulation of the potential acting on the electron in semiconductor surfaces from creating heterostructures that generate variable mass systems, has been of fundamental importance for the development of ...
  • SOUZA, J. J. C.; http://lattes.cnpq.br/5815486961225932; SOUZA, José Jacinto Cruz de. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2011-04-18)
    The study of quantum systems in the space with several topologies has been investigated in different areas of the physics as, for example, in the gravitation and in the condensed matter physics. The change in the topology ...
  • SILVA, J. L.; http://lattes.cnpq.br/0351498074862272; SILVA, Jardél Lucena da. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM FÍSICAUFCGUniversidade Federal de Campina Grande, 2011-06-30)
    In this work we use the first-order framework to get cosmological solutions in a braneworld scenario in which our quadridimensional Universe is considered like a 3-brane embedded in a five-dimensional bulk. We consider ...

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