Search
Now showing items 21-30 of 535
Fracionamento da lignina Kraft e aplicação em diferentes segmentos: Desenvolvimento de aditivo com propriedades de barreira e hidrogéis para remoção de metais potencialmente tóxicos
(Universidade Federal de São Carlos, 2023-11-24)
This study elucidates the significance of the Kraft lignin (KL) fractionation process to obtain less polydisperse fractions for application in the development of novel materials or integration of lignin fractions into the ...
Biochar de cama de frango: produção, aplicação e análise de suas propriedades no solo e no cultivo de rabanetes
(Universidade Federal de São Carlos, 2024-03-21)
Brazil stands out in broiler production and is the largest exporter. In 2022 alone, Brazil produced 14.57 million tons of chicken meat. However, considerable amounts of poultry litter are also generated annually in Brazil ...
Planejamento da paisagem urbana visando a implantação de corredor ecológico entre os dois maiores fragmentos florestais do município de Campinas, a Mata de Santa Genebra e a Mata Ribeirão Cachoeira
(Universidade Federal de São Carlos, 2023-10-09)
Forests in the Atlantic Forest biome are increasingly rare, due to some degration factors that affect forest areas, such as, the uncontrolled urban areas expansion, agricultural and industrial activities, illegal deforestation, ...
Tecnologias rápidas para a avaliação da qualidade de sementes florestais
(Universidade Federal de São Carlos, 2023-03-24)
Aiming to contribute to research on the quality of forest seeds, focusing on species with potential use in direct sowing, the present work, in its first chapter, sought to describe the state of the art on the rapid tests ...
Estudo do Comportamento do Aço Inoxidável Austenítico AISI 321 Nitretado e Nitrocementado a Plasma Sob Solicitações de Desgaste, Corrosão e Fadiga
(Universidade Federal de São Carlos, 2023-09-01)
The AISI 321 austenitic stainless steel is used in the chemical, petrochemical and fertilizer industries, as it can operate at high temperatures (above 600 °C) and under corrosive media. However, it has poor tribological ...
Desenvolvimento de dispositivos eletroquímicos descartáveis e reutilizáveis para detecção de biomarcadores de interesse clínico
(Universidade Federal de São Carlos, 2023-11-08)
In recent years, the search for new electrochemical devices that allow reliable, fast, easily accessible, highly sensitive, miniaturized and portable analyses has been required. Furthermore, they enable point-of-care ...
Biomassa residual frutícola: uma abordagem metagenômica da microbiota autóctone e sua utilização na produção de biossurfactantes
(Universidade Federal de São Carlos, 2023-09-04)
Biosurfactants are multifunctional compounds of microbial origin of industrial and
environmental interest due to their surfactant and emulsifying properties of biodegradable
nature and low toxicity. Several culture media ...
Consumo de Plantas Alimentícias Não Convencionais (PANC) entre famílias em vulnerabilidade social e insegurança alimentar no Vale do Ribeira, São Paulo
(Universidade Federal de São Carlos, 2023-11-01)
Social vulnerability and food insecurity (FI) have increased in Brazil in recent years, especially during the health crisis caused by Covid-19. Currently, in the country, there are 125.2 million people in FI and more than ...
Contaminação dos recursos hídricos por agrotóxicos: uma análise da precariedade do monitoramento e da inércia no combate
(Universidade Federal de São Carlos, 2023-10-06)
Excessive pesticide use results in water pollution that is treated for human consumption. Data from the VIGIÁGUA system, available in SISÁGUA, are useful in assisting Health Surveillance agencies in managing health risks ...
Preparação, caracterização e aplicação de tinta bicomponente de poliuretano à base de óleo de mamona
(Universidade Federal de São Carlos, 2024-02-02)
Polyurethanes (PUs) constitute a class of polymeric materials notable for their extensive
versatility. They can be found in various forms, such as foams, thermoplastics, elastomers and
paints. These polymers result from ...