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Nanomateriais organofuncionalizados e suas aplicações em catálise: associando as vantagens da catálise homogênea com as da heterogênea
(Universidade Federal de São Carlos, 2013-06-14)
We have immobilized proline, like prolinamide, by using flash chromatography with commercial grade silica and magnetite nanoparticles that were synthesized in our lab. The degree of functionalization has been determined ...
A reação de Diels-Alder de para-benzoquinonas sob condições de catálise por ácidos de Lewis e sob efeito de micro-ondas
(Universidade Federal de São Carlos, 2013-06-12)
In this work it was done the studies of the Diels-Alder reactions of the parabenzoquinones 2,5-dimethyl-para-benzoquinone (A1), 2,6-dimethyl-parabenzoquinone (A2) and thymoquinone (A3) with the dienes cyclopentadiene (B1), ...
Síntese de derivados de chalconas e de 2-quinolinonas visando a busca por inibidores das enzimas cruzaína e da família BET bromodomain
(Universidade Federal de São Carlos, 2014-09-12)
The first part of this work involved the synthesis of chalcone derivatives towards the development of inhibitors of the enzyme cruzain from Trypanosoma cruzi. Different green chemistry approaches were employed to functionalize ...
Estudos de sólidos farmacêuticos através das técnicas de RMN no estado sólido
(Universidade Federal de São Carlos, 2014-07-11)
Approximately 80-90 % of the drugs on the market are available in solid form, sold as tablets and capsules containing product in a powdered form. A frequent problem associated to the drugs in the solid state is the low ...
Desenvolvimento de sensores eletroquímicos utilizando nanomateriais para a determinação de espécies de interesse farmacêutico e ambiental
(Universidade Federal de São Carlos, 2014-07-25)
In this work the development of new sensors using nanomaterials is decribed. Glassy carbon electrode modified with gold nanoparticles and functionalized multi-walled carbon nanotubes within a dihexadecyl phosphate film was ...
Ocorrência e distribuição de contaminantes emergentes na bacia hidrográfica do Rio Jundiaí - São Paulo
(Universidade Federal de São Carlos, 2015-01-29)
Three different classes of emerging contaminants were analyzed in surface water samples, suspended particulate matter (SPM) and sediments from the Jundiaí River Basin - SP. The hormones 17-β-estradiol and 17-α- ...
Eletrodeposição de ligas de Ni-W sobre aço carbono: caracterização dos filmes
(Universidade Federal de São Carlos, 2023-04-19)
The electrodeposition of Ni-W alloy on steel
substrate from acid and alkaline solution containing NTA as a complexing agent for
Ni2+ and WO4
2-
ions was initially studied. EDX analyzes of the galvanostatically ...
Estudo computacional de nanoestruturas de ouro funcionalizadas com moléculas orgânicas quirais
(Universidade Federal de São Carlos, 2023-12-14)
In this present work was carried out the computational study of the functionalization of gold nanoparticles in spherical shape with L-amino acids using molecular dynamics simulations and geometry optimizations at DFTB level ...
0D and 2D nanomaterials based on Graphene quantum dots and MXenes: synthesis, characterization and application in sensors and supercapacitors
(Universidade Federal de São Carlos, 2023-10-20)
Graphene Quantum Dots (GQDs) are small fragments of one or a few layers of graphene with lateral dimensions inferior to 100 nm. GQDs present some characteristics similar to those of graphene, such as a high surface area/volume ...
Desenvolvimento de biossensores à base de filmes poliméricos, nanotubos de carbono e nanopartículas de ouro
(Universidade Federal de São Carlos, 2013-06-07)
In this work was described the development of new architectures for biosensors, using nanomaterials. The enzyme of interest was immobilized on glassy carbon electrode modified with multi-walled carbon nanotubes chemically ...