Results 11 to 20 of about 2,609 (179)

Inversores do Tipo Forward para Conexão de Fontes Renováveis à Rede Elétrica

open access: yesEletrônica de Potência, 2018
Este artigo propõe dois inversores do tipo Forward, os quais foram concebidos para a conexão de fontes renováveis à rede elétrica através de um estágio único de conversão.
Gabriel Grunitzki Facchinello   +2 more
doaj   +1 more source

Conversor Cc-cc de Alto Ganho e com Compartilhamento da Corrente de Entrada Empregado em Células A Combustível

open access: yesEletrônica de Potência, 2016
Este artigo propõe uma configuração de conversores cc-cc aplicada ao processamento de energia proveniente de células a combustível. Tal configuração é baseada no uso de conversores Forward com entradas interligadas em paralelo e saídas interligadas em ...
Lenon Schmitz   +2 more
doaj   +1 more source

Propuesta de análisis teórico sobre el uso del teléfono móvil en adolescentes A Theoretical Analysis Proposal on Mobile Phone Use by Adolescents [PDF]

open access: yes, 2009
El presente estudio analiza los diferentes usos de la telefonía móvil por parte de los adolescentes, tomando como punto de partida diferentes conceptualizaciones teóricas para una aproximación a las dimensiones instrumentales y simbólicas de esta nueva ...
Jordi Manel Monferrer Tomás   +1 more
core   +1 more source

Collaborative Complex Learning Objects in Support for Social and Collaborative Just-in-Time Networking [PDF]

open access: yes, 2011
Two types of networks are considered with special interest for e-learning environments: social and collaborative networks. There is no consensus about the frontiers dividing the two types, though a set of common interrelated characteristics is found ...
Caballé, Santi, Mora, Néstor
core  

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

desarrollo de un sistema de control fino de temperatura en una cuna de calor radiante [PDF]

open access: yes, 2015
Inicialmente lo que se busca es mejorar el control de temperatura de la cuna de calor radiante CLINIWARM II recuperando la credibilidad, innovación y calidad en sus productos por lo cual se evidencia una gran oportunidad de rediseño para concebir desde ...
Henao González, David   +1 more
core  

Linking neurogenesis, oligodendrogenesis, and myelination defects to neurodevelopmental disruption in primary mitochondrial disorders

open access: yesFEBS Letters, EarlyView.
Mitochondrial remodeling shapes neural and glial lineage progression by matching metabolic supply with demand. Elevated OXPHOS supports differentiation and myelin formation, while myelin compaction lowers mitochondrial dependence, revealing mitochondria as key drivers of developmental energy adaptation.
Sahitya Ranjan Biswas   +3 more
wiley   +1 more source

Cotxe intel·ligent de la Freescale Cup [PDF]

open access: yes, 2017
La Freescale Cup és una competició de cotxes autònoms en la qual els estudiants de diferents universitats, tots amb el mateix cotxe que proporciona Freescale, programen un algorisme de comportament que fa que aquest cotxe sigui capaç de recórrer un ...
Herrera Corredera, Aitor   +1 more
core  

LINC01116, a hypoxia‐lncRNA marker of pathological lymphangiogenesis and poor prognosis in lung adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
The LINC01116 long noncoding RNA is induced by hypoxia and associated with poor prognosis and high recurrence rates in two cohorts of lung adenocarcinoma patients. Here, we demonstrate that besides its expression in cancer cells, LINC01116 is markedly expressed in lymphatic endothelial cells of the tumor stroma in which it participates in hypoxia ...
Marine Gautier‐Isola   +12 more
wiley   +1 more source

Diseño del subsistema RF para el receptor SAR biestático en banda-C SABRINA [PDF]

open access: yes, 2007
Este proyecto tiene como objetivo diseñar un nuevo receptor SAR biestático para el sistema SABRINA (SAR Bistatic fixed Receiver for INterferometric Applications) caracterizando el sistema que ya existía.
Di Masso Cervera, Nicolás   +2 more
core  

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