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Produção de 2,3-butanodiol por Klebsiella oxytoca e Enterobacter aerogenes a partir de diferentes fontes de carbono e regime de operação
(2019-06-07)
Different carbon sources have been used in fermentation processes for 2,3-butanediol (2,3- BDO) and acetoin (acetyl methyl carbinol; AMC) production. These substrates can be obtained from agro-industrial by-products, ...
Desenvolvimento de estratégias de funcionalização em nanopartículas de ouro para aumentar a sensibilidade de testes para diagnósticos virais
(2019-07-10)
Gold nanoparticle (AuNPs) functionality has been highlighted in several areas of knowledge in recent decades, including diagnostics, where factors such as dispersion and stability are directly related to the test performance, ...
Gaseificação em leito fluidizado da fração polimérica contida no rejeito (FPR) proveniente da triagem de resíduos sólidos urbanos (RSU)
(2019-02-15)
The worldwide solid waste composition indicates that polymeric materials account for, approximately, 10% of municipal solid waste (MSW). The MSW after sorting still contain a plastic fraction (FPR) made of recyclable waste, ...
Estudo da cinética do tratamento biológico aeróbio de lixiviado de aterro sanitário
(2019-08-21)
Sanitary landfills of urban solid waste generate large quantities of leachate, effluents with high concentrations of pollutants. So, it is necessary to study processes to treat this effluent in an effective way. This study ...
Avaliação do efeito protetivo de revestimentos de silano aplicados sobre sensores magnetoelásticos METGLAS 2826MB3
(2019-10-07)
Magnetoelastic alloys can be used as sensors because they do not require direct electrical connections, which facilitates their use in different media. However, the ease
of alloys to undergo oxidation due to the high ...
Desenvolvimento de um sistema automático de alimentação controlado pelo pH do meio para produção de celulases por Penicillium echinulatum S1M29 em regime descontínuo alimentado
(2019-11-29)
The production of cellulases is of major interest in order to increase economic viability of second generation ethanol. This complex contains three major enzymes: endoglucanases, exoglucanases and β-glucosidades. Filamentous ...
Síntese e avaliação do catalisador Ni/maienita para o craqueamento do alcatrão produzido no processo de gaseificação de capim elefante
(2019-05-22)
The growing global energy demand and concerns regarding the availability of fossil fuels are among the most discussed issues in the 21st century. These issues encourage research into the development of renewable energy ...