Buscar
Mostrando ítems 601-606 de 606
Preparação de um novo catalisador de cobre trocado em zeólita magneticamente recuperável para síntese de 1,2,3-triazóis 1,4-dissubstituídos
(Universidade Federal de São Carlos, 2018-07-06)
The search for more sustainable methodologies has led in recent years to a significant increase in the development of more efficient heterogeneous catalysts, easily recoverable and with high stability over several reaction ...
Cinética de liberação de clorexidina em nanocompósito de magnetita e quitosana
(Universidade Federal de São Carlos, 2019-04-03)
Nanocomposites are used in several fields of knowledge, including nanomedicine. They are used as drug carriers because of their biocompatibility and biological activity, with possible antimicrobial activity. This study ...
Estudo da produção de nanofibras de carbono por fiação por sopro em solução a partir de poliacrilonitrila e lignina
(Universidade Federal de São Carlos, 2019-10-24)
Carbon nanofibers (NFC) are highly resistant materials and are widely used in the aerospace and battery industry. Methods such as eletrospinning and solution blow spinning (SBS) are used for the production of carbon ...
Organocatálise assimétrica e sistemas vinílogos: adição de 1,3-oxazolina-2-tionas a aldeídos a,b-insaturados
(Universidade Federal de São Carlos, 2017-03-16)
The use of organic molecules in stereoselective transformations has emerged as a powerful tool for the efficient construction of chiral skeletons and complementing existing methods. Currently, a great variety of reactions ...
Modificação covalente de peptideos antimicrobianos e anticancerigenos para a melhoria de suas propriedades farmacológicas
(Universidade Federal de São Carlos, 2019-08-16)
Following the information obtained by a rational design study, cyclic and dimeric helical stabilized analogues of the peptide Cm-p5 were synthetized. The cyclic monomer showed an increased activity in vitro ...
Técnicas espectroanalíticas aliadas à química verde visando à determinação de V e Mo com procedimentos de extração e pré-concentração
(Universidade Federal de São Carlos, 2014-03-14)
The goal of this PhD thesis was to propose alternatives to improve the
analytical performance of F AAS (Flame Atomic Absorption Spectrometry) and
LIBS (Laser Induced Breakdown Spectroscopy) aiming V and Mo
determination. ...