Results 101 to 110 of about 1,234,652 (263)

CINÉTICA DEL SECADO E INDICADORES DE CALIDAD DE LA CALABAZA (CUCURBITA MOSCHATA DUCH.) DESHIDRATADA POR RADIACIÓN INFRARROJA

open access: yesRevista CENIC Ciencias Químicas, 2023
La calabaza (Cucurbita moschata Duch.) proporciona una fuente valiosa de β-caroteno, precursor de la vitamina A. La reducción de humedad contribuye a aumentar la estabilidad, debido a la reducción de la actividad de agua, por lo que la harina de calabaza
Claudia Ramírez Alfonso   +4 more
doaj  

Cold‐Induced Lipidomic Remodelling Is Associated With Brown Adipose Tissue Mean Radiodensity in Humans

open access: yesDiabetes, Obesity and Metabolism, EarlyView.
ABSTRACT Aims Cold exposure activates brown adipose tissue (BAT) and promotes thermogenic and metabolic adaptations. While BAT activation has been linked to improved cardiometabolic health, how acute cold exposure reshapes the circulating lipidome in humans remains incompletely understood.
Yu Zhang   +7 more
wiley   +1 more source

ANÁLISIS PARAMÉTRICO DE LA DEGRADACIÓN DE TRICLOROETILENO EN FASE GAS EN UN REACTOR FOTOCATALÍTICO CON DIÓXIDO DE TITANIO INMOVILIZADO SOBRE MALLAS DE VIDRIO

open access: yesAnales (Asociación Física Argentina), 2012
El estudio de la degradación de Tricloroetileno (TCE) en aire en un reactor fotocatalítico con dióxido de titanio depositado sobre un lecho fijo ha permitido obtener en un trabajo previo, una expresión cinética que contempla la influencia de la ...
C.R. Esterkin   +3 more
doaj  

Development of an Autonomous and Interactive Robot Guide for Industrial Museum Environments Using IoT and AI Technologies

open access: yesSci
This paper presents the design of an autonomous robot guide for a museum-like environment in a motorcycle assembly plant. The system integrates Industry 4.0 technologies such as artificial vision, indoor positioning, generative artificial intelligence ...
Andrés Arteaga-Vargas   +3 more
doaj   +1 more source

Materiais para as tecnologias da energia: desafios e o papel da reciclagem  [PDF]

open access: yes, 2014
A indústria da energia, nomeadamente as tecnologias renováveis e de baixo carbono, necessita de matérias-primas, algumas raras e mesmo consideradas críticas, para produzir os materiais de que necessita para o seu desenvolvimento.
Nogueira, Carlos
core  

Chasing the perfida Albione: Anglo‐Italian productivity gap in the late 1930s

open access: yesThe Economic History Review, EarlyView.
Abstract This paper presents new estimates of Anglo‐Italian labour productivity levels in manufacturing in the late 1930s, derived using the standard single‐deflation approach. The findings confirm a substantial productivity gap between Italy and the United Kingdom at the aggregate level, alongside pronounced intersectoral heterogeneity.
Tancredi Salamone
wiley   +1 more source

ESTUDIO DE LOS CAMBIOS DE LA ACTIVIDAD ANTIOXIDANTE EN BEBIDAS DE CAFÉ DURANTE SU PERIODO DE VIDA ÚTIL USANDO MÉTODOS IN-VITRO Y EX−VIVO

open access: yesVitae, 2013
Antecedentes: Los antioxidantes se han convertido en uno de los conceptos comerciales de mayor impacto en el mercado de los alimentos funcionales; sin embargo, su declaración resulta ser un tema controvertido entre los entes regulatorios a nivel global ...
Julián Londoño L.   +2 more
doaj   +2 more sources

industria textil

open access: yes, 2022
impacto ...
openaire   +1 more source

Loss of Tooth Structure After Successive Removal of Temporary Restorative Materials by Dental Students Between Endodontic Treatment Sessions: An In Vitro Study

open access: yesEuropean Journal of Dental Education, EarlyView.
ABSTRACT Objective The aim of this study was to evaluate the loss of tooth structure after the removal of temporary restorative materials between endodontic treatment sessions performed by undergraduate students. Methods Twenty human molar teeth underwent endodontic coronal access and were randomly divided into two groups.
Márcia Cunha   +5 more
wiley   +1 more source

REACTOR FOTOCATALÍTICO CON TiO2 INMOVILIZADO SOBRE MALLAS DE VIDRIO: INFLUENCIA DEL CAMPO DE RADIACIÓN EN LA DEGRADACIÓN DE UN CONTAMINANTE

open access: yesAnales (Asociación Física Argentina), 2013
El estudio de reactores fotocatalíticos ha generado un creciente interés debido a su aplicación en la degradación de compuestos orgánicos contaminantes del aire y del agua.
C. R. Esterkin   +3 more
doaj  

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