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Niobium-based oxides for oxidative and reductive photocatalytic reactions
(Universidade Federal de São Carlos, 2020-02-21)
It is growing the number of studies related to alternative technologies allowing both, environmental remediation and clean energy production. In this sense, photocatalysis is a promising process, since it is sustainable ...
Evaluation of filter media with fiber layer produced by the centrifugal spinning method with biocidal effect
(Universidade Federal de São Carlos, 2020-03-12)
This study aimed to evaluate the air filtration performance of the fiber layer, produced by centrifugal spinning equipment, adhered to the surface of a commercial filter media applied to the internal ventilation system. ...
Solubilização biológica de rocha potássica para aplicação como biofertilizante
(Universidade Federal de São Carlos, 2020-02-18)
Potassium (K) plays an important role in several biochemical and physiological processes in plants, but the low concentrations of soluble K in the soil make it necessary to use chemical fertilizers in order to supply the ...
Operação ótima de reator para síntese enzimática de ampicilina com cristalização simultânea dos produtos
(Universidade Federal de São Carlos, 2007-03-05)
Nowadays, industrial production of semi-synthetic penicillins requires low
temperatures, organochloride solvents and yields a great amount of non-recyclable wastes.
During the last decades, concerns about environmental ...
Influência da linhagem da levedura e das condições de cultivo no processo de isomerização e fermentação simultâneas da xilose
(Universidade Federal de São Carlos, 2013-03-21)
The conversion of the hemicellulosic fraction in ethanol is a factor that impacts on the economic viability of the second generation ethanol production process from sugar cane bagasse. Hemicellulose from bagasse is a ...
Estudo de condições operacionais na produção de penicilina G acilase por diferentes microrganismos
(Universidade Federal de São Carlos, 2006-12-20)
Penicillin G acylase (PGA) is an enzyme of major impact in human health for
catalyzing the deacilation of the penicillin G, to yield 6-aminopenicillanic acid (6-
APA), key intermediate in the semi-synthetic antibiotics ...
Influência das condições operacionais na formação e remoção de tortas de filtração de gases
(Universidade Federal de São Carlos, 2007-03-30)
The present work aims to evaluate the influence of some operational variables on the filtration process and cake detachment, and also the patchy cleaning phenomenon. The studied conditions were maximum pressure drop, 20, ...
Modelagem matemática do processo de secagem, por convecção forçada, de sistemas simuladores de alimentos esféricos e deformáveis
(Universidade Federal de São Carlos, 2007-09-05)
Avaliação de suportes hidrofóbicos aplicados à purificação de enzimas
(Universidade Federal de São Carlos, 2019-02-28)
Enzymes are biological catalysts that present diverse applications, representing interesting perspectives for use in several branches of the industry: agribusiness, biofuels, and pharmacist. However, the recovery of broth ...
Aplicação da lógica fuzzi na produção de penicilina G Acilase em cultivos de Bacillus megaterium
(Universidade Federal de São Carlos, 2003-07-28)
Penicillin G acylase (PGA) is an important enzyme for the pharmaceutical industry. This enzyme has industrial use in the hydrolysis of penicillin G to obtain 6-aminocephalosporanic acid (6-APA), essential intermediate for ...