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Mostrando ítems 11-20 de 48
Obtenção de compósitos MoS2 / MoO3 aplicados na remoção de compostos catiônicos via adsorção
(Universidade Federal de São Carlos, 2022-02-25)
Sanitation is a practice applied in society since antiquity in order to promote the maintenance of public health in addition to protecting the environment. Purification of water for public supply is one of the operations ...
Síntese de nanopartículas de ZrO2/SO42- e ZrO2/Fe3+ por método solvotérmico e aplicação na catálise de reações de esterificação
(Universidade Federal de São Carlos, 2024-02-01)
With the advent of nanotechnology and the production of nanostructured materials, research in recent decades has identified that it is often possible to improve the physical-chemical properties of materials by changing ...
Síntese de Nd2Zr2O7 pelo método de co-precipitação em meio aquoso com amônia e aplicação na catálise de reações de esterificação
(Universidade Federal de São Carlos, 2024-02-09)
According to the literature, materials with a pyrochlore structure have garnered interest due to various applications. Neodymium zirconate (Nd2Zr2O7) stands out among pyrochlores owing to its low thermal conductivity and ...
Borracha natural modificada com ácido hialurônico para aplicações em lesões cutâneas
(Universidade Federal de São Carlos, 2022-08-22)
Skin lesions are considered a public health problem, because in addition to
compromising and impairing the quality of life of individuals, they can generate high costs for
the health system. In this context, the search ...
Síntese de microfibras biopoliméricas de zeína/hidroxipropilmetilcelulose e nanofibrila para liberação controlada de fármacos
(Universidade Federal de São Carlos, 2022-09-09)
This master’s thesis aimed to develop electrospun microfibers formed by hydroxypropylcellulose acetate succinate (HPMC-AS), zein and celulose nanofibril to be used in the release of metronidazole (MDZ) and metronidazole ...
Estudo Comparativo da Resistência ao Desgaste Abrasivo de Revestimentos Duros dos Tipos FeCrC, FeMn, FeTiCW e FeNbC
(Universidade Federal de São Carlos, 2021-12-15)
This paper evaluated the resistance to abrasive wear of four types of hard coatings applied by welding to steel used in the sugar and ethanol and mining sectors that can coat defriber hammers, sugarcane chopping knives or ...
Fracionamento de lignina proveniente do processo kraft para obtenção de frações com diferentes massas molares e aplicação em materiais funcionais: espumas de carbono.
(Universidade Federal de São Carlos, 2023-02-01)
This thesis has three main objectives: (i) To describe an efficient fractionation method for Kraft lignin (KL) to extract large amounts of low molecular weight lignin, which indicates the presence of a higher content of ...
Obtenção de filmes fotocatalisadores por oxidação eletrolítica assistida por plasma (PEO) sobre titânio metálico
(Universidade Federal de São Carlos, 2021-12-16)
The literature demonstrates the use of irradiated semiconductors in the treatment of effluents in a process called heterogeneous photocatalysis, a variant of advanced oxidative processes. The applicability of semiconductors ...
Membrana de látex com incorporação de arnica visando o tratamento de queimaduras de segundo grau
(Universidade Federal de São Carlos, 2021-09-30)
In recent years, several studies have focused on therapeutic alternatives in the treatment of skin injuries caused by burns. In this context, the search for biomaterials and natural substances that can help in the regeneration ...
Desenvolvimento de formulações de polímeros biodegráveis a partir da modificação de derivados do milho via extrusão reativa.
(Universidade Federal de São Carlos, 2023-03-10)
The human consumption of plastic and the consequent generation of waste has been growing
exponentially in the last century, causing several environmental impacts. One of the alternatives
to mitigate this effect is the ...