VI CIC. UFCG - Artigos - Engenharias e Ciências Exatas: Recent submissions

  • Novos potenciais unidimensionais em mecânica quântica. 
    PEREIRA, Alberto Silva.; RODRIGUES, Rafael de Lima.; LIMA, Aécio Ferreira de. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    We investigate and discuss the supersymmetric quantum mechanics thecnique to determine a family of isospectral potential from the Rosen-Morse potential in one dimension.
  • Resolução numérica da equação de Schrödinger. 
    SILVA, Diego Barros.; SILVA, Rômulo Rodrigues da. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    In this paper we apply the spectral method with the inclusion of a link between the size of the matrices and the box size L, to solving the Schrödinger equation. To test this method, we studied the potential of simple ...
  • Introdução às equações da física matemática. 
    PEREIRA, Renato Silva.; HOLANDA, Angelo Roncalli Furtado de. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    This work is dedicated to the study of partial differential equations (PDE), in particular the heat equation, in order to obtain their solutions by means of Fourier series. Using the method of separation of variables we ...
  • Processos termodinâmicos de gases não comutativos. 
    LIMA NETO, Luiz Cordeiro.; BAROSI, Luciano. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    We study elements of Quantum Field Theory, non-commutativity and principles of standard cosmological model in order to understand some properties of a noncommutative gas as a possible driven force for cosmological ...
  • Iniciação às equações diferenciais parciais. 
    MENESES, João Paulo Formiga de.; FERNANDES, José de Arimatéia. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    Having a goal really use elementary techniques, we study the linear aspect of each problem, making an introductory study on this aspect of mathematics of interest to real applications in other sciences. Selected the ...
  • Modelos de regressão Log-Birnbaum-Saunders. 
    ASSIS, Rafael Baptista de.; SILVA, Michelli Karinne Barros da. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    The Log-Birnbaum-Saunders Regression Models have been widely applied to reliability and survival analysis relating the time until the occurrence of failure to cumulative damage, assumed Gaussian. The main purpose of this ...
  • Estudo teórico-experimental da difusão tridimensional de calor ou água em sólidos porosos. 
    AQUINO FILHO, Rivaldo Bezerra de.; SOUZA, Aparecido Jesuino de. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    In this article we discuss some basic numerical methods for Ordinary Differential Equations. With the aid of the Matlab software we solve numerically some initial and boundary value problems. We have also made the error ...
  • Estudo teórico-experimental da difusão tridimensional de calor ou água em sólidos porosos. 
    PEREIRA, Ilthon Lucas Arruda Ramalho.; SILVA, Wilton Pereira da. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    This work aimed to simulate the heat or mass diffusion in a body with the parallelepiped shape, using the boundary condition of the first kind. For this, the Fortran programming language was used to develop a software ...
  • Estudo de ondas de gravidade e tratamento de imagens obtidas por imageador All-Sky. 
    RODRIGUES, Jamerson.; MEDEIROS, Amauri Fragoso de. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    The airglow layers are very important to the mesosphere study, since they are used to monitor the temperature and wave activity, among other things in this region. The present work performs a gravity waves monitoring ...
  • Equações diferenciais parcias e a solução do Problema de Dirichlet. 
    LIMA JÚNIOR, Eraldo Almeida.; SOUTO, Marco Aurélio Soares. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    The main goal in this article is presenting the classic methods to solve the Dirichlet problem for the Laplace equation (1.0). We also treat the non homogeneous Dirichlet problem. Laplace equation appears in the formulation ...
  • Análise geométrica e geometria diferencial global de superfícies. 
    SOUSA, Bruno Fontes de.; MELO, Vanio Fragoso de. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    Classical differential geometry studies the geometrical properties of plane and spatial curves and surfaces using the techniques from linear algebra, calculus, analyses and topology, among others. These geometrical ...
  • Estudo de geodésicas em buracos negros e seus análogos em matéria condensada. 
    GOMES, Fábio Alves.; MARQUES, Geusa de Araújo. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    The study of geodesic is the intrinsic analysis of the study of the geometry of space-time. In this Work, geodesic space-like and time-like are studied in the case of Schwarzschild space-time, Reissner- Nordström and ...
  • Estudo da fase geométrica adquirida por sistemas físicos quanto- mecânicos, e sua importância no estudo da não-localidade. 
    LEITE, Camilla dos Santos Rodrigues.; LIMA, Aércio Ferrreira de. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    When a system moves in a cyclical motion from the initial to final state, the wave function acquires a phase. The phase acquired by the physical system, in general, comes from two contributions: one from a dynamic nature ...
  • Estrutura eletrônica do grafite. 
    SILVA, José Luciano de Brito.; JAVIER, Luis Alberto Terrazos. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    The electronic and structural properties of graphite had been determined in the density functional approximation, using the full-potential linearized and augmented plane wave method. In this work we calculate the electronic ...
  • Utilização de matérias-primas lignocelulósicas para produção de álcool etílico: estudos da hidrólise ácida da palma forrageira e da destilação do hidrolisado fermentado. 
    BARACHO, Thiago Henrique de Albuquerque.; SILVA, Flávio Luiz Honorato da.; TORRES NETO, Alberto Brandão. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    This study aimed to explore the process of acid hydrolysis, using the raw material Lignocelulósica racket of cactus pear, and the project of adaptation of the copper still to distill up to concentration of ethanol 93ºGL. ...
  • Projeto de estruturas de controle aplicadas a processos químicos. 
    FERNANDES, Helder de Carvalho da Silva.; ARAÚJO, Antonio Carlos Brandão de. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    In brief, the design of structures for control studies and analyzes the decisions related to the structural design of control system applied to chemical plants, specifically what variables can and should be controlled, measured, ...
  • Síntese e caracterização de membrana zeolítica (NaZSM-5/Alumina). 
    CRISPIM, Alana Carolyne.; SILVA, Valmir José da.; LABORDE, Hervé Michel.; RODRIGUES, Meiry Glaucia Freire. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    In this work were obtained solid materials such as: Na-ZSM-5 zeolite, ceramic membranes (based on alumina) and zeolite membranes (Na-ZSM-5/ ceramic membrane). The synthesis of zeolite Na-ZSM-5 have been used two techniques: ...
  • Modelagem e simulação de um reator de cloração de eteno para produção de EDC. 
    VASCONCELOS, Angela Lucínia Urtiga.; ALVES, José Jailson Nicácio. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    In this work a reactor for chlorination of ethylene to produce EDC, used in the polymer industry, was simulated by using techniques of computational fluid dynamics (CFD). The CFX-10 software was used in the simulations ...
  • Extração de celulase do bagaço de caju in natura e seu uso na hidrolise enzimática da palma forrageira. 
    SILVA, Josefa Sandra Alves.; SWARNAKAR, Ramdayal. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    The objective of the present work is the extration of the celulase enzyme of the cashew bagasse in natura for its application in hydrolysis of the palm as cellulose source. The production of bioethanol using lignocelulósic ...
  • Estudo dos componentes do banho eletrolítico para eletrodeposição da liga Ni-W-Mo. 
    SILVA, Thalita F.T. da.; PASSAD, Shiva.; ARAÚJO, Gilmar Trindade de.; SANTANA, Renato Alexandre Costa de. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    The corrosion process is constantly transforming the metallic materials in such a way that their durability and performance stop satisfying the purposes to which they are destined. A way to minimize the corrosion of ...

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