Search
Now showing items 11-20 of 1064
In situ chemical oxidation of ciprofloxacin by activated peroxymonosulfate using nanometric MnOOH: investigation of operational parameters and changes on the catalyst surface
(Universidade Federal de São Carlos, 2023-05-24)
Nanometric MnOOH compound was synthesized by a green approach, characterized, and used to remove ciprofloxacin (CIP) antibiotic by in situ chemical oxidation using peroxymonosulfate (PMS). The effects of varying concentrations ...
Gels and sponges nanocomposites based in chitosan, poly (n-vinyl caprolactam) and sio2 applied as drug delivery system
(Universidade Federal de São Carlos, 2023-06-14)
Chitosan (Ch) is a suitable biomaterial for biological applications like drug delivery systems (DDS) due to biocompatibility, cationic responsiveness, and adjustable morphology forming nanoparticles, films, sponges, etc. ...
Desenvolvimento de método de análise direta de folhas de soja e milho empregando a Laser-Induced Breakdown Spectroscopy (LIBS)
(Universidade Federal de São Carlos, 2023-06-22)
This academic master's dissertation was devoted to the development of analytical methods for the
determination of macronutrients (P, K, Ca, Mg) and micronutrients (B, Cu, Fe, Mn, S and Zn) in corn, soy (wihout and with ...
Estudo metabolômico de espécies de Picramnia e reavaliação da classificação morfológica do gênero
(Universidade Federal de São Carlos, 2023-04-28)
The species Picramnia sellowii Planch. is a species of the order Picramniales, in the family Picramniaceae, with the vernacular name “Gogoia”. In reviews of the genus Picramnia and according to the APG IV reclassification, ...
Citotoxidade e mecanismo de ação de complexos Ru(II)/2-mercapto-4(3H)quinazolinona em células de câncer de pele
(Universidade Federal de São Carlos, 2023-02-28)
Ruthenium biphosphynic complexes combined with mercapto ligands have shown low IC50 values and good selectivity indexes (SI) in different tumor lines studied, which has motivated the development of ruthenium compounds with ...
Desenvolvimento de método baseado em espectrometria de emissão óptica com plasma induzido por micro-ondas para quantificar silício em celulose do tipo kraft
(Universidade Federal de São Carlos, 2023-02-24)
Cellulose is a material that is present in several products consumed by society on a daily basis, including textile, food, personal hygiene and paper products. The pulp industry moves billions of reais per year, generating ...
Aspectos estruturais de compostos de Mn(II) com a lausona ou lapachol
(Universidade Federal de São Carlos, 2023-02-27)
Neste trabalho foram sintetizados complexos de manganês(II) contendo ligantes N,N-heterocíclicos (1,10-fenantrolina e 2,2’-bipiridina) e as naftoquinonas 2-hidroxi-3-(3-metil-2-butenil)-1,4-naftoquinona (lapachol) e ...
Transformações alotrópicas de carbono induzidas por irradiação com feixe de elétrons
(Universidade Federal de São Carlos, 2021-08-27)
In the last years, the carbon has attracted scientific and technological interest due to its different allotropic forms, as graphite, graphene, fullerene, and carbon nanotubes, which present unique and promising properties. ...
Metodologias sintéticas envolvendo reações fotoquímicas e eletroquímicas em condições de batelada e fluxo contínuo
(Universidade Federal de São Carlos, 2023-04-26)
SYNTHETIC METHODOLOGIES INVOLVING PHOTOCHEMICAL AND ELECTROCHEMICAL REACTIONS IN BOTH BATCH AND CONTINUOUS FLOW CONDITIONS. Initially (Chapter 1), general aspects of the studied reactions were presented and in the chapter ...
Desenvolvimento e aplicação do software HERisk para avaliação espaço-temporal de riscos: estudo de caso do rio Monjolinho e suas águas tratadas com membranas de matriz mistas
(Universidade Federal de São Carlos, 2023-03-27)
This project proposes to develop new software for the spatio-temporal assessment of radiological, ecological, and human health risks, in addition to new mixed matrix membranes (MMMs) based on polyethersulfone (PES) and ...