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Análise da eficiência de sequências de pulso de RMN em baixo campo para avaliar qualidade de molhos de tomate comerciais
(Universidade Federal de São Carlos, 2023-03-30)
Nuclear Magnetic Resonance is a spectroscopic technique based on the interaction of atomic numbers with nuclear spin (l) greater than zero when in the presence of a static magnetic field (B0) and an oscillating magnetic ...
Síntese do éster de glicerol derivado do breu e suas aplicações
(Universidade Federal de São Carlos, 2022-09-27)
It is evident that the current world has become dependent on the use of plastic in several applications, among them, the use of resins has been widely explored in the construction, paints, varnish, adhesives and even jewelry ...
Revisão da utilização de aditivos na eletrodeposição de Níquel: efeitos e aplicações
(Universidade Federal de São Carlos, 2022-04-25)
Nickel electrodeposites are widely for industrial applications due to their characteristics such as: corrosion, wear and temperature resistence. It is mainly used for decorative coating, functional coating and electroforming. ...
Um panorama sobre a gestão e gerenciamento de resíduos químicos em algumas Universidades Brasileiras
(Universidade Federal de São Carlos, 2023-03-24)
The theme, chemical residues, has been much discussed in recent years, mainly due to the
environmental issue, causing several institutions moving to solve problems with their passive
and active residues, which in large ...
Acidentes envolvendo incompatibilidade química
(Universidade Federal de São Carlos, 2023-08-24)
Chemical incompatibility can be determined from the moment that different products, in contact with each other, generate some type of danger. Dangers can be emission of gases, excessive heat, fire or even explosions. When ...
Métodos analíticos associados ao controle de qualidade de suco de laranja natural
(Universidade Federal de São Carlos, 2023-03-30)
Over the years, food agencies, governments and the population itself have sought to consume and guarantee increasingly safe and nutritious food, which is guaranteed by law and which meets the requirements of certifications. ...
Sinergia de solventes com desemulsificantes industriais: análise e comparação da eficiência na quebra de emulsão de água em óleo de petróleos brutos
(Universidade Federal de São Carlos, 2023-04-04)
The Oil&Gas industry originated in 1859, when the first well was drilled in the United States. Since then, numerous discoveries and improvements have been made in the exploration process, from extraction to refining. Over ...
Eletromobilidade: estado atual dos veículos elétricos e das baterias de íons lítio (BILs)
(Universidade Federal de São Carlos, 2023-12-08)
Electric vehicles are characterized by having an electricity-powered motor whose energy comes from a battery or a fuel cell. A variety of health and environmental problems are linked to the emission of greenhouse gases ...
Catálise heterogênea utilizando íons cobre para a obtenção de compostos N-heterocíclicos
(Universidade Federal de São Carlos, 2023-11-24)
N-Heterocyclic compounds, such as pyrroloquinazolines, are widely used in the agrochemical and pharmaceutical industries due to their broad spectrum of biological activity and relative low toxicity. Synthetic methods for ...
Dinâmica molecular no estudo do ponto de fusão
(Universidade Federal de São Carlos, 2023-08-23)
The phenomenon of phase transitions is by itself an extremely intriguing phenomenon, and is a central object of investigation in several areas of science. Melting is a first-order phase transition that is present in many ...