UNIFEI - Campus 1: Itajubá: Recent submissions

  • MENEZES, Marco Antonio de campos; http://lattes.cnpq.br/0288833030578593 (Universidade Federal de ItajubáBrasilIRN - Instituto de Recursos NaturaisPrograma de Pós-Graduação: Mestrado Profissional - Engenharia HídricaUNIFEI, 2022-02-17)
    Corrosion is a global problem, which implies costs in industrialized countries of up to 4.5% of GDP, with either economic, but also social and environmental impacts. In the case of Brazil, the waste of water supply ...
  • SILVA, Rafaela Corrêa; http://lattes.cnpq.br/9015718965002193 (Universidade Federal de ItajubáBrasilIRN - Instituto de Recursos NaturaisPrograma de Pós-Graduação: Doutorado - Multicêntrico em Química de Minas GeraisUNIFEI, 2024-07-11)
    The class of heterocyclic compounds is the largest and most relevant in organic chemistry, especially azoles, such as imidazole and pyrazole, since they can be found in several bioactive compounds. For instance, nitroimidazole ...
  • PONTES, Ágata Mayara Paula; http://lattes.cnpq.br/9783590645476319 (Universidade Federal de ItajubáBrasilIFQ - Instituto de Física e QuímicaPrograma de Pós-Graduação: Doutorado - Ciência e Engenharia de MateriaisUNIFEI, 2024-07-11)
    Multi-principal element alloys based on refractory metals have been the subject of study with the aim of competing with nickel super alloys due to their high melting temperatures and promising mechanical properties such ...
  • CARDOSO, Júlio Cesar Silveira; http://lattes.cnpq.br/1305579028131625 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - MatemáticaUNIFEI, 2024-07-30)
    This dissertation deals with a local bifurcation for planar smooth mappings, depending on a real parameter, called Neimark-Sacker bifurcation of codimension 1, which, in a certain sense, shares many similarities with the ...
  • CORREA, Vinícius Henrique Geraldo; http://lattes.cnpq.br/3173511083610377 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Ciência e Tecnologia da ComputaçãoUNIFEI, 2024-09-11)
    The use of Unmanned Aerial Vehicles (UAVs) in search and rescue operations has grown significantly, primarily due to reduced costs and lower associated risks. However, the effectiveness of these vehicles is closely linked ...
  • FERNANDES, Bruna de Almeida; Lattes: http://lattes.cnpq.br/0440520886442601 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2024-06-28)
    Renewable energy sources have been widely used around the world as an alternative for generating clean and sustainable energy. Among them, solar photovoltaic energy stands out as one of the most promising. However, the ...
  • PIMENTEL, Matheus Souza; http://lattes.cnpq.br/7167471396121809 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Mestrado - Engenharia MecânicaUNIFEI, 2024-07-12)
    In the mechanical recycling of refrigerators, a significant challenge arises: the residue in powder form of rigid polyurethane (PUR), which is difficult to recycle, has high disposal costs, and represents a potential risk ...
  • CARVALHO, Diego Barbosa; http://lattes.cnpq.br/7820814611900278 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2024-06-05)
    This study introduces an optimization-based model featuring weighted and adjustable parame-ters, integrating deterministic and stochastic components to facilitate a seamless transition between control strategies for microgrid ...
  • REZEK, Thiago Junqueira (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Doutorado - Engenharia MecânicaUNIFEI, 2024-07-01)
    This work presents design guidelines to eliminate unwanted hydrodynamic effects on diffuser augmented hydrokinetic and wind turbines. The occurrence of boundary layer separation from the solid surfaces situated inside the ...
  • ASSUNÇÃO, Frederico de Oliveira; http://lattes.cnpq.br/8073512877324742 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2024-08-28)
    The development of technologies for monitoring and diagnosing internal combustion engines is crucial for improving efficiency, reducing failures, and mitigating environmental impacts. This work addresses the implementation ...
  • COSTA, Frâneli Eduarda Rezende; http://lattes.cnpq.br/0975341254682532 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado Profissional - AdministraçãoUNIFEI, 2024-07-10)
    Observing the growing trends in the market and in information technology solutions over the past few years, it is evident that a significant challenge many companies face is determining the best way to price their products ...
  • FERREIRA, Késia; http://lattes.cnpq.br/1549591884652146 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado Profissional - AdministraçãoUNIFEI, 2024-07-15)
    In pursuit of a sustainable future, educational institutions play a fundamental role in promoting practices that preserve the environment and prioritize sustainable development. Understanding how these institutions manage ...
  • FONSECA, Tainá Manicardi Oliva da; http://lattes.cnpq.br/9903678049197886 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Mestrado - Engenharia de EnergiaUNIFEI, 2024-07-07)
    Xylooligosaccharides (XOS) are oligomers of xylose with interesting functional properties that can be produced from biomass, and are an interesting bioproduct to compose the portfolio of biorefineries. In this sense, ...
  • ANDRADE, Jorge Vleberton Bessa de; http://lattes.cnpq.br/4094611757219958 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2024-07-05)
    This thesis presents a comprehensive stochastic techno-economic framework (STEF-H2V) for evaluating green hydrogen projects under uncertainty and risk conditions. Green hydrogen, produced through water electrolysis powered ...
  • TORRES, Francisca Lanai Ribeiro; http://lattes.cnpq.br/5022722581738055 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2024-06-24)
    Agents trading energy in the free market make decisions by considering, among other factors, the future hydrological conditions of the National Interconnected System (SIN), the impact of these conditions on the predictions ...
  • SILVA, Marcos Vinícius dos Santos; http://lattes.cnpq.br/5949605467704697 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Ciência e Tecnologia da ComputaçãoUNIFEI, 2024-06-21)
    This thesis presents a novel methodology for optimizing patch antenna designs for both ISM (industrial, scientific, and medical) and 5G frequency bands, based on the particle swarm optimization (PSO) algorithm. Traditional ...
  • ASSIS JÚNIOR, Nilton Raimundo de; http://lattes.cnpq.br/3132084955262538 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Ciência e Tecnologia da ComputaçãoUNIFEI, 2024-07-25)
    Livestock farming is vital to the global economy, but it faces challenges in traceability, sustainability, and production efficiency due to a lack of standardization and difficulties in data sharing. With the growing ...
  • JULIO, Carolina Victória de Jesus Campos de Azevedo; http://lattes.cnpq.br/4882440424155650 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - Engenharia de ProduçãoUNIFEI, 2024-08-13)
    This paper presents the conduct of a product reliability assessment, using warranty drive data as a basis for analyzing failures in the field. Reliability is the probability that a product will operate fault-free for a ...
  • SILVA, Paula Rogéria da; http://lattes.cnpq.br/1620674563809667 (Universidade Federal de ItajubáBrasilIRN - Instituto de Recursos NaturaisPrograma de Pós-Graduação: Mestrado - Desenvolvimento, Tecnologias e SociedadeUNIFEI, 2024-04-05)
    Qualitative, exploratory and descriptive study carried out through interviews with 16 health professionals, working during the COVID-19 pandemic. As its main objective, the study sought to analyze, from the perspective of ...
  • FREIRE, Leonardo Almeida; http://lattes.cnpq.br/2042058747895731 (Universidade Federal de ItajubáBrasilIFQ - Instituto de Física e QuímicaPrograma de Pós-Graduação: Mestrado - Ciência e Engenharia de MateriaisUNIFEI, 2024-07-12)
    In the pursuit of clean and sustainable energy, In the quest for clean and sustainable energy, thermoelectric materials have been extensively studied and improved, with calcium manganite, CaMnO3 (CMO), being one of the ...