Search
Now showing items 41-50 of 90
Controle de impurezas em insumos farmacêuticos ativos: Nitrosaminas
(Universidade Federal de São Carlos, 2024-02-08)
The control of impurities in active pharmaceutical ingredients, particularly in the
class of N-nitrosamines, is a highly relevant topic in the contemporary pharmaceutical
industry as they belong to the "Cohort of Concern," ...
Determinação de ferro em fertilizante por ICP-OES e FAAS: avaliação e estudo de caso dos métodos analíticos
(Universidade Federal de São Carlos, 2022-04-20)
Considering the increase of the world population, which is expected to reach 9.2 billion in 2050 according to the United Nations Organization (UNO), the need for food production may grow 70% by the year of 2050, according ...
Explorando a síntese de ítrio-alumínio-granada - YAG: uma cerâmica transparente
(Universidade Federal de São Carlos, 2023-07-25)
Yttrium aluminum garnet (YAG) is a transparent ceramic with a cubic crystalline structure that has highly relevant technological applications. When doped, it is used as a solid-state laser and X-ray scintillator. In this ...
Membranas baseadas em látex de borracha natural e suas aplicações
(Universidade Federal de São Carlos, 2021-12-13)
The rubber tree (Hevea brasiliensis) is a native tree from Amazon, region of Brazil. It is responsible for the production of raw materials known as latex and natural rubber, products of great economic importance worldwide. ...
Microscopia eletrônica de varredura: aspectos instrumentais
(Universidade Federal de São Carlos, 2024-01-29)
Scanning electron microscopy (SEM) arose from the need to characterize materials on the nanometer scale, considering that until then, optical microscopes could only achieve resolutions of the order of micrometers. Since ...
Oxidação foto-eletroquímica como rota alternativa para a produção de derivados da biomassa
(Universidade Federal de São Carlos, 2021-06-29)
The need of fossil fuel replacement as energy source is urgent. Once the solar light has high incidence on Earth, it can be used as an alternative energy source to be directly converted into electric energy or to be stored ...
Diamante dopado com boro como um possível suporte de eletrocatalisador de PEMFC
(Universidade Federal de São Carlos, 2020-06-19)
Proton-exchange membrane fuel cells (PEMFCs) are promising candidates for the green conversion of hydrogen into electric energy. A considerable problem pre-venting the large-scale applications of PEMFCs is the inadequate ...
Machine learning em química orgânica
(Universidade Federal de São Carlos, 2020-06-22)
The search for intelligent computational systems capable of solving problems that are traditionally reserved for the human mind are a long-standing crusade. Several attempts to solve problems such as structural identification ...
Processos oxidativos avançados: uma breve revisão
(Universidade Federal de São Carlos, 2021-06-25)
The world population corresponds to approximately 7.2 billion of people, with about 7 million being add to this number each month. Accelerated population growth drives industrial and economic development, generating new ...
Requisitos gerais para a produção de materiais de referência
(Universidade Federal de São Carlos, 2021-05-04)
The present work had as objective to raise the main requirements for the production of Reference Materials. These requirements can be classified into Structural, defined by ABNT NBR ISO 17034, in Instrumental, defined by ...