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Now showing items 41-50 of 607
Estudo químico do fungo Memnoniella levispora : busca por metabólitos secundários inibidores da Phytophtora nicotianae
(Universidade Federal de São Carlos, 2015-03-19)
Among the various diseases which attack citrus worldwide, the gummosis is caused by species of the genus Phytophthora. The various species
present in the literature, the most severe in Brazil is P. nicotianae. This pathogen ...
Estudo teórico de propriedades estruturais e elétricas de filmes automontados de moléculas orgânicas
(Universidade Federal de São Carlos, 2014-11-21)
Compact models of ionized and nonionized Langmuir monolayers of stearic acid adsorbed on the water were simulated by means of atomistic molecular dynamics. The electrostatic, structural and dynamic properties of the molecules ...
Estudo teórico de relações entre quiralidade de moléculas confinadas e simetria de cavidades
(Universidade Federal de São Carlos, 2015-08-07)
Carbone nanotubes (CNT) have
been widely investigated both experimentally and theoretically because their
remarkable geometry and physical-chemical properties, in regard especially of
their possible applications as ...
Uso de técnicas espectroanalíticas na avaliação de amostras de placas de circuito impresso de lixo eletrônico
(Universidade Federal de São Carlos, 2015-11-26)
The increase in the consumer electronics equipment, especially, the cell has aroused the academia and society in general interest. Such equipment when obsolete became part of the so-called junk mail. Among the components ...
Avaliação da atividade fotocatalítica do óxido de cobre imobilizado em suporte magnético nanoestruturado
(Universidade Federal de São Carlos, 2015-07-31)
Contamination by dyes is one of the main problems related to water and environment pollution. In recent years, the search for new alternatives for the appropriate treatment of organic wastewater compounds has intensified. ...
Desenvolvimento de membranas de alumina anódica porosa com nanopartículas de prata depositadas
(Universidade Federal de São Carlos, 2015-03-27)
In this work, we present the development of porous anodic alumina (PAA) membranes for ultrafiltration by the anodization of low cost 1050 aluminum (Al) foils (99.5% purity). The metallic Al and the barrier layer of alumina ...
Síntese hidrotérmica assistida por micro-ondas do CaTiO3 puro e dopado com samário e sua caracterização óptica e morfológica
(Universidade Federal de São Carlos, 2014-02-17)
The ATiO3 (A = Pb, Ca, Sr, and Ba) perovskite have attracted considerable attention and constitute one of the most important class of mixed oxides. It presents various applications owing to their physical properties and ...
Complexos de cobre(II) com bases de Schiff, tipo ONNO derivados de cis- e (±)-trans-1,2-ciclohexanodiamina: síntese, caracterização e estudos como catalisadores na oxidação de catecóis
(Universidade Federal de São Carlos, 2011-08-02)
Salen-type complexes are an important class of coordination compounds, which have been used to catalyze a wide variety of reactions in various homogeneous and heterogeneous systems. Complexes of transition metals are very ...
Emprego da RMN aliada à quimiometria no controle de qualidade de suco de laranja
(Universidade Federal de São Carlos, 2012-03-30)
Fresh orange juice is widely appreciated all over the world for its pleasant flavor and because it is a great source of nutrients. Currently, Brazil leads the world in the production and export of orange juice, generating ...
Exploração da organocatálise na síntese de intermediários de compostos com potencial biológico
(Universidade Federal de São Carlos, 2013-03-28)
In recent decades the use of small molecules acting as catalyst has emerged as a powerful tool to the synthesis of new molecules which have potential biological application. This new model of catalysis provides others ...