Results 131 to 140 of about 3,642,808 (303)

Comprehensive Characterization of Acer truncatum Leaf Extract: Identification of Systemic Metabolites and Effects on Performance, Antioxidant Status, and Intestinal Microbiota in Laying Hens

open access: yesAnimal Research and One Health, EarlyView.
Dietary A. truncatum leaf extract is absorbed and improves laying performance in aged hens by enhancing systemic antioxidant capacity and modulating the gut microbiota. ABSTRACT The demand for natural feed additives is considerably increasing in the antibiotic‐free feed era.
Kailong Qin   +6 more
wiley   +1 more source

Valores profesionales en la formación universitaria

open access: yesRevista Electrónica de Investigación Educativa, 2010
Una de las funciones esenciales de la universidad es la capacitación profesional. El ejercicio correcto de una profesión requiere no sólo el dominio de competencias técnicas, sino también el desarrollo de valores éticos.
Pilar M. Casares García   +2 more
doaj  

Combined effect of increasing the post‐reformer temperature and adding red mud as a secondary catalyst in the thermocatalytic reforming of digestate

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract This work studies the combined effect of increasing the post‐reformer temperature and introducing red mud as a support catalyst in the thermocatalytic reforming (TCR®) of digestate. The TCR® method, developed by the Fraunhofer Institute for Environmental, Safety and Energy Technology UMSICHT (abbreviated as Fraunhofer UMSICHT), is an extension
Hillary Onyishi   +4 more
wiley   +1 more source

VALORES Y CONTRAVALORES EN LA SOCIEDAD DE LA PLUSVALÍA [PDF]

open access: yes, 2008
La sociedad actual enfrentaría la aparente paradoja de un “vacío ético”, cuando en realidad nunca en la historia hubo sociedad sin valores, y de una crisis de valores inédita, cuando crisis de valores estuvieron siempre presentes en la historia de todas ...
Sánchez Parga, José
core  

Potential contribution of biomass gasification‐based technology in energy transition: a technical review coupled with bibliometric studies

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Biomass gasification technology has been extensively researched around the world; however, there is a need to evaluate the current research landscape and evolutionary direction of research in the broader context of energy transition. A systematic bibliometric analysis of the Web of Science database was performed for articles that fall within ...
Olasunkanmi Opeoluwa Adeoye   +5 more
wiley   +1 more source

Chlorella vulgaris biorefineries: sustainable biofuels and high‐value carbon capture

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Global reliance on fossil fuels has created urgent economic and environmental challenges, yet large‐scale use of algal biomass remains limited by production costs. Industrial scaling is constrained by inefficient harvesting and the technical challenges of processing recalcitrant cell walls.
Sandyelle Ferreira Alcântara Araújo   +13 more
wiley   +1 more source

Bioprospecting Ulleungdo‐isolated microalgae for carbon valorization and utilization

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract The growing demand for renewable energy alternatives has intensified global interest in microalgae as versatile bioresources for carbon valorization and bioenergy production. Owing to their rapid growth and biochemical versatility, microalgae provide a sustainable route for converting captured carbon into bioenergy and high‐value products ...
Ha‐Neul Choi   +5 more
wiley   +1 more source

Valores

open access: yesRevista Facultad de Ciencias Económicas, 1996
A través de la evolución del hombre se ha manifestado en forma racional un fundamento a razón de ser, de hacer, de realizar una acción o actividad, de expresar un comportamiento, tanto en términos individuales como comunitariamente. Esta característica propia del ser humano, adquirida culturalmente, reforzada o modificada por la convivencia en sociedad,
openaire   +2 more sources

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