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Investigação da corrosão do aço carbono AISI 1020 em soluções de NaCl utilizando microscopia óptica in situ
(Universidade Federal de São Carlos, 2016-09-23)
According to recent information from the World Corrosion Organization, annually, approximately 2.2 trillion of global GDP is spent on corrosion-related damage. These expenses are almost the GDP of the seventh world economy ...
Espalhamento elástico de elétrons e ionização dissociativa da molécula de trimetil fosfato
(Universidade Federal de São Carlos, 2021-09-28)
The trimethyl phosphate molecule is an important prototype for studying electron interactions with molecules of biological significance containing the phosphate group. These studies contribute to the understanding of energy ...
Polipropileno reciclado para contato com alimento: etching e deposição de filmes de carbono amorfo hidrogenado por plasma
(Universidade Federal de São Carlos, 2020-09-30)
The increasing applications of polymers make this material one of the most consumed in the world market. Accompanying this scenario is the generation of waste, and although plastic has gradually conquered its space as a ...
Metodologias de sínteses de nanoestruturas de dissulfeto de molibdênio (MoS2) via rotas top-down e bottom-up e aplicações para remediação ambiental
(Universidade Federal de São Carlos, 2022-11-28)
The development of nanostructured platforms and nanocomposites has shown potential for applications aimed at pollutants mitigation. Molybdenum disulfide (MoS2) is one of these versatile nanomaterials that can act as pollutant ...
Reação de redução de compostos nitrogenados: de aspectos fundamentais em monocristais de Pt à utilização de nanopartículas bimetálicas
(Universidade Federal de São Carlos, 2022-02-23)
Because of the high consumption of nitrogen-based compounds by both industry and agriculture, there is an imbalance in nitrogen cycle and the nitrate and nitrite reduction reaction can be a solution. These processes are ...
Modificação de semicondutores de Sb2Se3 com co-catalisadores de MoSx e Pt para a produção de hidrogênio verde via water splitting solar
(Universidade Federal de São Carlos, 2022-11-23)
Sb2Se3 semiconductors have been shown to be excellent photocathodes with attractive optoelectronic properties when compared to other photoabsorbers commonly used. However, its photocorrosion in aqueous media prevents it ...
Investigating the potential of polysulfides obtained via inverse vulcanization as sustainable fertilizers
(Universidade Federal de São Carlos, 2022-11-07)
Global food security is one of the biggest challenges we face today, and to this end, establishing sustainable strategies towards the development of more efficient and safer agricultural products is indispensable. Sulfur ...
Obtenção de sachês biodegradáveis de amido reforçados com nanopartículas de CuO para liberação de nutrientes minerais
(Universidade Federal de São Carlos, 2020-12-18)
Fertilizers have been used as agricultural inputs to allow maximum yield during the growth of crops. One of the significant challenges is the efficiency of the plant's nutritional process. It is necessary to use excessive ...
Desenvolvimento de Membranas de Matriz Mista baseadas em argilominerais e polímeros condutores para tratamento de água potável e de reuso
(Universidade Federal de São Carlos, 2023-07-26)
DEVELOPMENT OF MIXED MATRIX MEMBRANES BASED ON CLAY
MINERALS AND CONDUCTIVE POLYMERS FOR THE TREATMENT OF
DRINKING WATER AND REUSE. The imbalance between the demand and
supply of drinking water for the population has ...
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 ...