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Now showing items 8915-8934 of 19551

    • Estudo de ligas Ti-Nb-Zr e Ti-Nb-Mg, fundidas e na forma de recobrimentos sobre aço inoxidável, para aplicações biomédicas 

      Cruz, Ernesto David Gonzalez (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ciência e Engenharia de Materiais - PPGCEM, Câmpus São Carlos, 31/10/2019)
      In the present thesis, nanostructured coatings of Ti (100 - (20 + z)) -Nb20-Xz alloys (X = Zr and Mg) were produced by sputtering. So with that, it was possible to analyze the effect of the addition of Zr and Mg on the ...

    • Estudo de longa duração da distribuição espaço-temporal de nutrientes no rio do Monjolinho, São Carlos - São Paulo 

      Barrenha, Pedro Ivo Isá (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Química - PPGQ, Câmpus São Carlos, 26/06/2015)
      In this study, it was made the determination of nutrients (in the forms of orthophosphate, total phosphorus, nitrogen series, total nitrogen and total dissolved carbon) and physicochemical variables in surface waters and ...

    • Estudo de massas de porcelanato esmaltado contendo filito como fundente 

      Brasileiro, Camila Tavares (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ciência e Engenharia de Materiais - PPGCEM, Câmpus São Carlos, 17/12/2020)
      The production of ceramic tiles is growing worldwide and Brazil is the third-largest producer in the world. Porcelain tiles represent a significant fraction of this production and the trend is for significant growth in the ...

    • Estudo de metabólitos secundários de Ruta graveolens como inibidores da fotossíntese 

      Sampaio, Olívia Moreira (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Química - PPGQ, , 09/12/2012)
      In this work were isolated eighteen secondary metabolites from Ruta graveolens (Rutaceae), eleven alkaloids (five akridonic, five quinolinics and one quinolonic) and seven furanocoumarins. Thirteen compounds had their ...

    • Estudo de metodologias e materiais para barreira reativa permeável (BRP) 

      Ikuta, Leticia Ayumi (Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 11/12/2020)
      Due to increasing environmental contamination by human activity, interventions are necessary to minimize damage in soil, aquifers and rivers, either preventing or hindering the dissemination of contaminants in the environment. ...

    • Estudo de metodologias para o tratamento de águas industriais utilizando o agente cloro 

      Draheim, Nicolas (Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 14/12/2020)
      Looking for a more efficient method of industrial water treatment in cooling towers at general industries, the chlorine agent is a sanitizer widely used, including in applications for human consumption. However, due to the ...

    • Estudo de métodos para a dispersão de nanopartículas de níquel e ferro em suspensão 

      Zoccal, João Victor Marques (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Engenharia Química - PPGEQ, Câmpus São Carlos, 27/04/2015)
      In recent decades, several studies have been conducted on the generation of materials at the nanoscale, not only by offering possible risks when inhaled, but also by the various applications that can be employed. Among the ...

    • Estudo de microscopia eletrônica de transmissão in situ de nanoestrutura de óxidos mistos em altas temperaturas 

      Maya Johnson, Santiago (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ciência e Engenharia de Materiais - PPGCEM, Câmpus São Carlos, 19/09/2018)
      This work addresses the characterization of the high temperature reactions between different nanoparticles oxides, CeO2-ZrO2 and CeO2-SnO2, by the direct observation of the phenomenon by in situ Transmission Electron ...

    • Estudo de mise-en-bande : a dinâmica do som em Last Days, de Gus Van Sant 

      Silveira, Juliana Panini (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Imagem e Som - PPGIS, , 29/08/2012)
      This research is an analysis of Gus Van Sant s Last Days (2005) soundtrack. From the concept of mis-en-bande, that emphasizes the interactions between the different sounds of the film narrative, we propose to consider the ...

    • Um estudo de modelos de riscos competitivos em análise de sobrevivência 

      Gusman, Nícolas Córdoba (Universidade Federal de São Carlos, UFSCar, , Câmpus São Carlos, 23/08/2023)
      Statistical analyzes that involve recording times and the occurrence of one or more events of interest are known as survival or reliability analysis. When analyzing data sets of this nature, one of the objectives is to ...

    • Estudo de MOFs zeolíticas de imidazolato com Zn(II) e Co(II) e emprego na condensação de Knoevenagel 

      Franke, Karen Niége (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Engenharia Química - PPGEQ, Câmpus São Carlos, 26/05/2021)
      A new segment of porous materials has emerged last years: metal organic frameworks (MOFs). Zeolitic imidazolate frameworks (ZIFs), a subclass of MOFs, are formed by metallic cations and imidazolates presenting similar ...

    • Estudo de nanocompósitos de pectina com nanopartículas de quitosana e carvacrol para aplicação em embalagens 

      Souza, Juliana Reghine (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Química - PPGQ, Câmpus São Carlos, 27/10/2017)
      Brazilian researchers have performed out several works and developed several products from nanostructured materials, which has resulted in an expansion in its research. One of these research fields is focused on minimizing ...

    • Estudo de nanopartículas para preparação de compósitos com acoplamento magnetoelétrico 

      Clabel Huamán, José Luis (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Física - PPGF, , 03/09/2009)
      In recent years the necessity of new devices, in the electroelectronic industry, has lead to an increasing interest in materials called magnetoelectric (ME) or multiferroic (MF). Multiferroic is the term used to classify ...

    • Estudo de nova fórmula de caracteres para representações de Álgebra de Lie semissimples 

      Matías Gutierrez, Gonzalo Emanuel (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Matemática - PPGM, Câmpus São Carlos, 28/08/2015)
      The objective of this dissertation is descrive formally the irreducible representations of finitedimensional semisimple Lie algebras g over a field F algebraically closed with characteristic zero, as also get some multiplicity ...

    • Estudo de novas metodologias para realização de ensaios com a catepsina D na busca de inibidores 

      Cornélio, Vivian Estevam (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Química - PPGQ, , 06/02/2015)
      Cathepsin D is an aspartyl endopeptidase involved in many pathological processes when overexpressed. In addition, it is responsible for degradation of hemoglobin ingested by parasites of schistosomiasis. For these reasons ...

    • Estudo de ondas viajantes não lineares de perfil saturado 

      Souza, Rubens Gamaliel Bergamo de (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Física - PPGF, , 29/04/2013)
      In this paper, we study a class of nonlinear waves in one dimension using the assumption of traveling waves. First we found the solutions to the partial differential equation (PDE) containing a term of nonlinear inhomogeneity, ...

    • Estudo de oportunidades de reúso de águas residuárias em campi universitários - estudo de caso da Universidade Federal de São Carlos 

      Antoniosi, Patricia Maria Pedro Bom (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Engenharia Urbana - PPGEU, Câmpus São Carlos, 20/12/2006)
      Water, one of the most important natural resources necessary to the man’s life, is in the planet distributed irregularly and committed by its bad use. Several sections look for solutions for the subjects of the shortage ...

    • Estudo de padrões lexicais em textos opinativos 

      Scopim, Débora (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Linguística - PPGL, , 22/02/2012)
      In a daily basis, people face judgments or ideas regarding certain issues in different means of communication, such as, news editorials, magazines, forum threads, e-mails, blogs, etc. In this context, these opinions begin ...

    • Estudo de painéis de alvenaria estrutural sujeitos a ações perpendiculares ao plano 

      Maluf, Danilo Rodrigues (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Engenharia Civil - PPGECiv, , 27/07/2007)
      There are several cases of out-of-plane loaded masonry such as earth retaining walls, water reservoir, wind loaded panels and other. Thus, there is a lack of Brazilian technical literature in this topic. The aim of this ...

    • Estudo de parâmetros cinéticos do sistema comercial Bac-to-Bac® para produção de proteínas recombinantes 

      Corrêa, Thaís Portantiolo (Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Biotecnologia - PPGBiotec, , 31/08/2011)
      The expression system of recombinant proteins in insect cells/baculovirus (BEVS) was described and introduced in 1983 and since then has become a powerful tool for the production of recombinant proteins of biotechnological ...