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Synthesis of N-heterocycles and building blocks using multicomponent, photochemical and electrochemical approaches
(Universidade Federal de São Carlos, 2020-02-17)
Multicomponent reactions and protocols mediated by light and electrochemistry are powerful tools for modern organic synthesis. Moreover, they obey several principles of green chemistry such as atom economy, catalysis, waste ...
Estudo do método de obtenção de membranas assimétricas de polietersulfona contendo complexos de polieletrólitos
(Universidade Federal de São Carlos, 2020-04-03)
Compared with traditional separation methods, polymeric membranes have low operation cost, fast separation rate and versatility. One interesting way of changing membrane properties is mixing additives into the polymeric ...
Laser-induced breakdown spectroscopy (LIBS), wavelength dispersive x-ray fluorescence (WDXRF) and chemometrics: possibilities for analytical applications in food analysis
(Universidade Federal de São Carlos, 2020-07-14)
This PhD thesis proposes evaluation of the possibilities and analytical applications of the laser-induced breakdown spectroscopy (LIBS) and wavelength dispersive x-ray fluorescence (WDXRF) techniques for the determination ...
Desenvolvimento de metodologias de divulgação científica por meio de pesquisa e produção de mangás
(Universidade Federal de São Carlos, 2020-05-27)
Science communication can be defined as any practice that proposes to spread the science to the public, with the purpose of arousing interest and motivation in science, as well as informing and disseminating scientific ...
Estudo da série LaNi1-xFexO3 e folhas de grafite pirolítico em reações de desprendimento de oxigênio
(Universidade Federal de São Carlos, 2020-04-17)
Due to the critical need to change from fossil to renewable fuels, the perovskite oxide structures emerge as an important class of materials due to its activity in photovoltaic cells, photocatalysis, photoelectrochemical ...
Estudo do crescimento de nanocristais de TiO2
(Universidade Federal de São Carlos, 2020-05-29)
STUDY GROWTH OF TiO2 NANOCRYSTALS
In the last three decades, the development of nanotechnology has become a reality in many areas of industry and science, already reaching applications in society in sectors such as: health, ...
Desenvolvimento de método eletroanalítico utilizando sensores eletroquímicos descartáveis para detecção do biomarcador miRNA-203 visando o diagnóstico de câncer de cabeça e pescoço
(Universidade Federal de São Carlos, 2020-07-31)
A great effort has been made in the development of new analytical methods for biomarker detection aiming at the diagnosis of cancer. Therefore, in this work it was developed an electroanalytical method using low-cost ...
Calibration strategies for elemental determination using direct solid analysis by x-ray spectroscopy and laser-induced breakdown spectroscopy
(Universidade Federal de São Carlos, 2020-07-30)
Direct analysis of solid samples using techniques such as wavelength dispersive X-ray fluorescence (WD XRF), X-ray absorption near-edge structure (XANES) spectroscopy and laser-induced breakdown spectroscopy (LIBS); have ...
Complexos semi-sanduíche de RuII/areno e produtos naturais: uma promissora combinação para novos metalofármacos
(Universidade Federal de São Carlos, 2020-10-15)
This thesis presents the synthesis, characterization and evaluation of antitumor activity of nineteen neutral and monocatonic organometallic complexes containing ligands derived from natural products. The complexes were ...
Abordagem investigativa como fator de motivação em três cursos da área de Química de uma instituição pública do Estado de São Paulo
(Universidade Federal de São Carlos, 2020-08-07)
Laboratory classes have great potential to motivate students in science courses, whether to learn new knowledge or to demonstrate what they have already learnt. There are some ways of working in the laboratory and two draw ...