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Now showing items 6221-6230 of 6231
Influência da demolição seletiva na redução de impactos ambientais sob a óptica da avaliação do ciclo de vida
(Universidade Federal de São Carlos, 2024-02-29)
The concern about waste generated by demolition processes has driven the search for more
sustainable methods for this practice. In Brazil, since the cancellation of ABNT NBR 5682:1977
in 2008, there has been a lack of ...
Compósitos biodegradáveis a partir de poli(succinato de butileno) e resíduos de cacau para manufatura aditiva
(Universidade Federal de São Carlos, 2023-01-26)
Additive manufacturing (AM) has developed a lot in recent years, however, the diversity of materials available for application in its different techniques is still limited and few biodegradable materials are available for ...
Avaliação da biocompatibilidade e do efeito no reparo ósseo de um scaffold manufaturado a partir de um material vítreo fibroso
(Universidade Federal de São Carlos, 2015-03-27)
Millions of bone fractures occur annually worldwide and the consequent bone repair process is complex, involving many biological events until it reaches the restoration of the tissue integrity. During that process some ...
Sistemas de estabilização em polipropileno submetidos à radiação UV-C
(Universidade Federal de São Carlos, 2023-04-28)
UV-C radiation (200 - 280 nm) is a range of the electromagnetic spectrum with increasing and satisfactory studies as a method of disinfection against microorganisms, however, it is little studied in terms of degradation ...
Desenvolvimento e estudo de memristores baseados em redes de nanofios de SnO2
(Universidade Federal de São Carlos, 2024-01-17)
In this work, memristors were produced based on tin dioxide nanowire networks (𝑆𝑛𝑂2). These nanowires were synthesized by the VLS (Vapor-Liquid-Solid) method. The nanowire structural analysis via X-ray diffraction (XRD) ...
Passivação do aço carbono em solução de poros de compósitos cimentícios com substituição de pó de vidro
(Universidade Federal de São Carlos, 2024-03-22)
Society seeks solutions for sustainable concrete and mortar, with less use of natural resources and lower CO2 emissions. Therefore, the use of alternative materials to cement and/or natural aggregates comes to solve this ...
Avaliação e adaptação de fotobiorreator para tratamento de efluente doméstico pré-tratado e cultivo de Chlorella sorokiniana
(Universidade Federal de São Carlos, 2023-09-15)
Water scarcity and contamination of water bodies are relevant concerns in the present time. The utilization of microalgae represents a promising technology for enhancing domestic wastewater treatment processes and the ...
Seleção de SNPs em culturas de arroz utilizando aprendizado de máquina
(Universidade Federal de São Carlos, 2024-02-02)
Rice (Oryza sativa) is one of the largest collections of genetic resources among plant
species of economic interest. To increase the productivity of this cultivar, several genetic
variability studies have been developed. ...
Produção de ácido hialurônico microbiano: viabilidade econômica e avaliação de impactos ambientais
(Universidade Federal de São Carlos, 2022-10-28)
Hyaluronic acid is a biopolymer with unique structural and rheological properties, that, initially, was produced by extraction from animal tissue, from rooster comb. However, it used non-ecofriendly solvents (chloroform) ...
Microstructure, corrosion, and wear resistance of a boron-modified duplex stainless steel produced by laser powder bed fusion
(Universidade Federal de São Carlos, 2024-03-18)
A duplex stainless steels (DSS) containing 0.3 and 0.6 wt.% of boron were produced by laser powder bed fusion (L-PBD) with parameters based on Box-Behnken design. The microstructure was evaluated by XRD, OM, SEM, EBSD, ...