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Thermophilic two-phase anaerobic digestion using an innovative fixed-bed reactor for enhanced organic matter removal and bioenergy recovery from sugarcane vinasse
(2017-01-01)
This study considered the application of anaerobic digestion (AD) with phase separation combined with the use of an anaerobic structured-bed reactor (ASTBR) as the methanogenic phase for the treatment of sugarcane vinasse, ...
Long-term stability of hydrogen and organic acids production in an anaerobic fluidized-bed reactor using heat treated anaerobic sludge inoculum
(PERGAMON-ELSEVIER SCIENCE LTD, 2009)
This study evaluates the stability of hydrogen and organic acids production in an anaerobic fluidized-bed reactor (AFBR) that contains expanded clay (2.8-3.35 mm in diameter) as a support medium and is operated on a long-term ...
Optimising small-scale electronic commerce supply chain operations: a dynamic cost-sharing contract approach
(Annals of Operations Research, 2022)
For small-scale electronic commerce supply chains, designing effective strategies to improve
operational effectiveness, market share and long-term survival are essential aspects. However, researchers have given less ...
Social dimensions of macroeconomic policy: report of the Executive Committee on Economic and Social Affairs of the United Nations
(ECLAC, 2001-12)
Introduction The social agenda is long-term in nature, in the sense that poverty alleviation along with a better distribution of income, wealth and opportunities are long-term goals. A sound macroeconomic policy, on the ...
Long-Term Nutritional Outcome After Gastric Bypass
(SPRINGER, 2010)
Weight loss and nutritional status 5 or more years after Roux-en-Y gastric bypass was prospectively documented. The hypothesis was that even after clinical adaptation, imbalances might still occur. Seventy-five consecutive ...
Modelo de valoración y comparación de empresas
(Instituto Tecnológico de Costa Rica, 2014)
The companies SIEMENS and EATON, they are companies that belong to a same industry and engaged in the technological area. The information used in this paper is only for academic purposes and it was generated through the ...
Credit outlook is for longer-term investment
(The Brazilian EconomyThe Brazilian Economy, 2010)
Isotopic Composition of Precipitation in a Southeastern Region of Brazil during the Action of the South Atlantic Convergence Zone
(Mdpi, 2021-04-01)
The use of stable isotopes of hydrogen and oxygen is a tool widely used to trace water paths along the hydrological cycle, providing support for understanding climatic conditions in different spatial scales. One of the ...
Long-term changes in Black-browed albatrosses diet as a result of fisheries expansion: an isotopic approach
(Springer, 2017-06-13)
Ecological changes due to fishing activities appear to be similar across marine ecosystems; in this context the application of retrospective studies could help understand the magnitude of such impact on apex predators. ...
Low oxygen start-up of partial nitrification-anammox process: mechanical or gas agitation?.
BACKGROUND: Partial nitrification-anammox (PN-A) is a widely recognized technology to remove nitrogen from different types of wastewater. Low oxygen concentration is the most used strategy for PN-A start-up, but stability ...