Browsing EQ-Artigos by Issue Date
Now showing items 1-20 of 246
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A rexión galaico-duriense: dimensión económica e dinámica de converxencia
(Universidade de Santiago de Compostela, 2000)A organización do mercado mundial en áreas económicas e organismos rexionais, xunto coa tendencia á polarización espacial dos mercados provocan situacións de centralidade e excentricidade na distribución espacial dos fluxos ... -
Xestión estratéxica da sostibilidade no ámbito local: a Axencia 21 local
(Universidade de Santiago de Compostela, 2002)“Pensar e actuar local e globalmente” é unha frase que resume os distintos ámbitos que inflúen na sostibilidade. O presente artigo realiza unha aproximación ós aspectos filosóficos, políticos e institucionais da sostibilidade ... -
Sistemas de control suplementario da contaminación atmosférica
(Universidade de Santiago de Compostela, 2002)Os sistemas de control suplementario da contaminación atmosférica, baseados en efectuar cambios nas condicións de operación para reduci-las emisións atmosféricas en condicións meteorolóxicas adversas, permiten evita-la ... -
Fed-batch Decolorization of Poly R-478 by Trametes versicolor
(Instituto de Tecnologia do Paraná (Tecpar), 2004)Physiological aspects were evaluated to determine optimal conditions for the decolorization of a synthetic dye, Poly R-478, by white-rot fungus Trametes versicolor # 52J. The decolorization experiments were carried out in ... -
Deshidratación osmótica de castaña en medios estáticos y dinámicos de sal, sacarosa y glucosa
(Taylor & Francis, 2008)Se estudió la deshidratación osmótica de la castaña en disoluciones acuosas de sal (17, 22, 26,5 % p/p), sacarosa (40, 50, 60 % p/p) y glucosa (40, 50, 56,5 % p/p) a diferentes grados de agitación (0, 40, 110 rpm) y tiempos ... -
Screening of white rot fungal species for their capacity to degrade lindane and other isomers of hexachlorocyclohexane (HCH)
(Pontificia Universidad Católica de Chile, 2008)White-rot fungi have demonstrated a high capacity to degrade organic pollutants, including the insecticide lindane (y-HCH). The purpose of this study was to evalúate the degradative capacities of several white rot fungi ... -
Remoción simultánea de carbono, nitrógeno y fósforo de aguas residuales en un sistema híbrido UCT modificado
(Universidad Nacional de Colombia, 2010)Se operó un sistema UCT hibrido modificado a escala de laboratorio, compuesto por una cámara anaerobia, anóxica y aerobia conectadas en serie, en el que la biomasa crece en suspensión y adherida en torno a pequeñas partículas ... -
Estudio del mojado y caracterización superficial por microscopía de barrido laser confocal de chapas de madera obtenidas por desenrollo
(Universidad del Bío-Bío, 2011)[ES]El objetivo de este trabajo fue estudiar las propiedades superficiales de chapas obtenidas por desenrollo de cinco especies de maderas duras: okume, ayous, chopo, fromager y eucalipto, y comparar el comportamiento de ... -
Effect of Coagulant-Flocculant Reagents on Aerobic Granular Biomass
(John Wiley & Sons, 2012)BACKGROUND: Technologies based on aerobic granular biomass are presented as a new alternative for its application to the wastewater treatment due to its advantages in comparison with the conventional activated sludge ones. ... -
Trends of Rural Tropospheric Ozone at the Northwest of the Iberian Peninsula
(Hindawi, 2012)Tropospheric ozone levels around urban and suburban areas at Europe and North America had increased during 80’s–90’s, until the application of NOx reduction strategies. However, as it was expected, this ozone depletion was ... -
Recovery and concentration of antioxidants from winery wastes
(MDPI, 2012)Grape and wine byproducts have been extensively studied for the recovery of phenolic compounds with antioxidant activity and a variety of biological actions. The selective recovery and concentration of the phenolic compounds ... -
Successful hydraulic strategies to start up OLAND sequencing batch reactors at lab scale
(Wiley, 2012)Oxygen‐limited autotrophic nitrification/denitrification (OLAND) is a one‐stage combination of partial nitritation and anammox, which can have a challenging process start‐up. In this study, start‐up strategies were tested ... -
Hydrodynamic and absorption studies of carbon dioxide absorption in aqueous amide solutions using a bubble column contactor
(Brazilian Society of Chemical Engineering, 2013)The present work analyses the carbon dioxide absorption process in aqueou alkylpyrrolidones solutions, from the point of view of hydrodynamic studies as well as mass transfer, using a bubble column contactor. An analysis ... -
Stability of aerobic granular biomass treating the effluent from a seafood industry
(University of Tehran, 2013)The aerobic granular systems represent a good alternative to substitute the conventional activated sludge process in the treatment of industrial effluents due to the lower surface requirements. In this work the effluent ... -
Physicochemical characterization of chitosan derivatives
(Taylor & Francis, 2013)The present work analyses different chitosan synthesized derivatives from the point of view of their chemical structure (Fourier transform infrared spectroscopy, deacetylation degree, elemental analysis and average molecular ... -
Recovery of N and P from urine by struvite precipitation followed by combined stripping with digester sludge liquid at full scale
(MDPI, 2013)A novel ammonia stripping method, including a CO2 pre-stripper was used to treat a mix of supernatant liquor from an anaerobic digester and urine in order to recycle nitrogen as ammonium sulfate at full-scale in the WWTP ... -
Novel microwave-assisted synthesis of the immunomodulator organotellurium compound ammonium trichloro( dioxoethylene- O, O') tellurate ( AS101)
(MDPI, 2014)Ammonium trichloro[1,2-ethanediolato-O,O']-tellurate (AS101) is the most important synthetic Te compound from the standpoint of its biological activity. It is a potent immunomodulator with a variety of potential therapeutic ... -
Sequencing batch reactor operation for treating wastewater with aerobic granular sludge
(Brazilian Society of Chemical Engineering, 2014)In this work, the performance of a sequencing batch reactor (SBR) on aerobic granular sludge was studied for urban wastewater treatment. The system was inoculated with aerobic activated sludge collected from a wastewater ... -
Enhanced ammonia removal at room temperature by pH controlled partial nitrification and subsequent anaerobic ammonium oxidation
(Taylor & Francis, 2014)The Anammox based processes are suitable for the treatment of wastewaters characterized by a low carbon to nitrogen (C/N) ratio. The application of the Anammox process requires the availability of an effluent with a ... -
Improved concentration of citrus essential oil by solvent extraction with acetate ionic liquids
(Elsevier, 2014-01-15)Citrus essential oils have numerous applications in multiple sectors, including food, drink and personal care industries. Although mainly constituted by terpenes, the appealing characteristics of citrus essential oils are ...