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Itens para a visualização no momento 21-26 of 26
Adsorção de corante alaranjado de metila aplicando hidróxidos duplos lamelares de Ca/Fe suportado em biochar de serragem de eucalipto
(Universidade Federal de Santa Maria, 2023-02-28)
Contamination of water resources is a topic much discussed by society due to the serious
problems it entails for public health. Among several pollutants, dyes represent the largest
group of organic contaminants. In view ...
Preparação e caracterização de carvão ativado magnético obtido a partir da serragem de madeira sapelli (Entandrophragma cylindricum) para adsorção do corante azul brilhante
(Universidade Federal de Santa Maria, 2023-03-10)
The contamination of water bodies by dyes has been a problem to be fought because the large
amounts of effluents released into water bodies are harmful to the environment and living
beings. Thus, it is necessary to develop ...
Modificações na casca de arroz para a adsorção de azul de metileno em batelada e leito fixo
(Universidade Federal de Santa Maria, 2016-08-12)
In this work, rice husk and its modifications were investigated as methylene blue adsorbents, using discontinuous (batch) and continuous (fixed bed) adsorption operations. The rice husk was modified through alternative ...
Recuperação de cério e lantânio lixiviados de fosfogesso por adsorção utilizando resíduos de uva
(Universidade Federal de Santa Maria, 2023-08-25)
Phosphogypsum is a byproduct of the fertilizer industry with a high environmental impact,
formed during the production of phosphoric acid from phosphate rock. It mainly comprises
gypsum and may contain impurities, including ...
Adsorção de fenol por biocarvão de Eucalyptus saligna ativado com NiCl2.6H2O
(Universidade Federal de Santa Maria, 2023-11-30)
The treatment of formation water still represents one of the greatest challenges in the oil
industry. Among the various pollutants found in produced water, phenol is of particular
concern, due to its high toxicity. The ...
Produção de nanofibras compostas de CuO para remoção de chumbo (II) de soluções aquosas
(Universidade Federal de Santa Maria, 2024-02-23)
Water contamination by heavy metals such as lead is a major concern due to the potential health hazards associated with exposure to this metal. In this context, the main objective of this study was the development of ...