Modelagem numérica aplicada à escavação de túneis NATM em maciços rochosos cristalinos estruturalmente complexos

Resumo: Cinco modelos numéricos foram construídos em software de elementos finitos 3D, que simulam a escavação de 200 m de um túnel rodoviário NATM em maciço rochoso cristalino no ambiente da Serra do Mar, no litoral norte do estado de São Paulo, nos quais, em cada modelo, realizaram-se incrementações na Leia mais…

The use of FactSageTM to determine crystalline phases in blast furnace slag-based glass ceramic

Abstract: FactSage™ is a thermodynamic simulation software widely utilized in both industry and academic institutions, including universities and research centers. It is particularly effective for calculating properties and equilibria of complex chemical systems, especially in high-temperature phase equilibria, which are relevant to the metallurgy and ceramics industries. This work aimed Leia mais…

Failure analysis of a fractured stainless steel femoral bone plate

Abstract: This study investigated a femoral bone plate that fractured after 6 months of use in a patient who had already experienced a similar implant failure. Chemical analyses, Vickers hardness measurements, and metallographic and fractographic examinations showed that the compression plate was following the chemical and microstructural requirements set by Leia mais…

Caracterização geológica e hidrogeoquímica das concentrações anômalas de nitrato e tecnologias para viabilizar a utilização das águas subterrâneas no abastecimento em Monte Azul Paulista, SP

Referência: ALBUQUERQUE FILHO, José Luiz; VANIER, Claudia Luciana. Caracterização geológica e hidrogeoquímica das concentrações anômalas de nitrato e tecnologias para viabilizar a utilização das águas subterrâneas no abastecimento em Monte Azul Paulista, SP. São Paulo, 2025. 15 slides. (Palestra da apresentação da Reunião Técnica de Projeto SAEMAP: Serviço Autônomo de Leia mais…

A socioenvironmental deprivation index form slum health research in the municipality of São Paulo

Abstract: Monitoring slum health through ecological deprivation indices is a valuable strategy for understanding and reducing health inequalities within a city. In this study, a Socioenvironmental Deprivation Index (SeDI) was developed for small areas of the Municipality of São Paulo. The index was derived through Principal Component Analysis and can Leia mais…

Medidas de manutenção dos sistemas de macro e microdrenagem

Referência: CORSI, Alessandra Cristina. Medidas de manutenção dos sistemas de macro e microdrenagem, In: FÓRUM TEMÁTICO: COMPARTILHAMENTO EXPERIÊNCIAS E SABERES NA ELABORAÇÃO DP PMRR: MEDIDAS ESTRUTURAIS AOS PMRR: UMA APROXIMAÇÃO DE CONCEITOS, 5., 2025, on-line. Palestra.. Acesso aos slides da apresentação da Palestra em PDF: https://escriba.ipt.br/pdf/179532.pdf

Lignocellulose-based stryphnodendron adstringens bark as a natural dye source for textiles: extraction and dyeing studies

Abstract: Natural dyes are gaining interest as a more ecological approach to textile coloration, as well as for slow fashion and the bioeconomy. The use of local raw materials is a way of valuing small producers and recovering traditional knowledge. In this context, the current investigation was developed to study Leia mais…

Brazil porposal for rela-time rainfall monitoring of gravitational mass movements in Serra do Mar, SP

Abstract: Landslides represent a significant risk in Brazil and worldwide, especially in mountainous areas prone to extreme precipitation. Despite advances in risk reduction policies over the past decades, Brazil still faces challenges in adopting effective measures for natural disaster prevention. In the context of global climate variability and the increase Leia mais…

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