A literature review about the development of accelerometers as non-seismic soil landsilide tilting sensors

Abstract: Monitoring is an element of landslide early warning systems. Fukuzono’s method, based on displacement and velocity monitoring, is one of the most popular methods for slope time of failure (TOF) prediction. This critical literature review aimed to systematically analyze the state-of-the-art accelerometers used for slope monitoring and TOF prediction. Leia mais…

Manual de recuperação de trilhas: mitigação de riscos e segurança

Resumo: O objetivo é divulgar um documento que reúna informações básicas e que busque ações orientativas para a prevenção dos riscos em trilhas serranas, com destaque para aqueles associados a processosgeológicos, hidrológicos e meteorológicos. Se enquadram nestes processos os escorregamentos, as enxurradas, chuvas intensas, cabeça d’água, neblinas e queda de Leia mais…

Monitoring water percolation in a laboratory compacted soil dam using time-lapse electrical resistivity tomography

Abstract: Compacted soil dams are critical structures for mining, water supply and power generation, particularly in tropical regions. Monitoring these dams is essential throughout their lifetime, as variations in reservoir water levels due to drought, rainfall or operational changes can significantly affect soil saturation and stability. This study developed a Leia mais…

Application of na agro-waste for the immobilization of microbial fructosyltransfarase: a new alternative for fructooligosaccharide production

Abstract: This work evaluated the use of corncob as a support for the immobilization of an extracellular fructosyltransferase (E.C. 2.4.1.9) from Aspergillus oryzae IPT-301, aiming at the synthesis of a stable biocatalyst for the production of fructooligosaccharides. The transfructosylation activity of the immobilized enzyme was maximized via experimental design. Additionally, Leia mais…

Fructooligosaccharides: a comprehensive review on their microbial source, functioal benefits, production technology, and market prospects

Abstract: Fructooligosaccharides (FOSs) are carbohydrates of high nutritional value with various prebiotic properties. Optimizing their production process is of significant interest for expanding commercial-scale production. This review discusses the properties and potential applications of FOSs, addressing production challenges and providing an economic market analysis. Bibliometric analysis of data concerning the Leia mais…

Nexo água-energia-alimentos pela abordagem S-LCA

Resumo: O Nexo Água-Energia-Alimentos (NWEF) nas cidades representa fluxos interconectados que influenciam serviços básicos e a sustentabilidade urbana. A interdependência entre água, energia e alimentos é evidente nas exigências destes recursos: a captação e tratamento de água necessitam de energia, enquanto a produção de alimentos demanda grandes volumes de água. Leia mais…

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