Results 101 to 110 of about 5,299 (199)

Carregador de baterias com correção do fator de potência para utilização on-board em veículo elétrico [PDF]

open access: yes, 2015
Dissertação de mestrado integrado em Engenharia Eletrónica e de ComputadoresO consumo desmedido dos combustíveis fosseis, o qual representa certamente um dos fatores que mais contribui para as ameaças ao meio ambiente, originou um aumento no ...
Gomes, Hélder José Magalhães
core  

Catálogo de herramientas sobre la traducción y los dispositivos móviles [PDF]

open access: yes, 2016
El presente catálogo recoge herramientas relacionadas con las múltiples intersecciones entre la traducción y los dispositivos móviles; no está ceñido ni a procesos específicos (p.
Serón Ordóñez, Inmaculada
core   +2 more sources

Region‐to‐Region Unidirectional Connection In Vitro Brain Model for Studying Directional Propagation of Neuropathologies

open access: yesAdvanced Functional Materials, EarlyView.
A unidirectional cerebral organoid–organoid neural circuit is established using a microfluidic platform, enabling controlled directional propagation of electrical signals, neuroinflammatory cues, and neurodegenerative disease–related proteins between spatially separated organoids.
Kyeong Seob Hwang   +9 more
wiley   +1 more source

Sistema IoT para monitorización del estado de un centro de proceso de datos de grandes dimensiones [PDF]

open access: yes, 2017
Los Centros de Proceso de Datos (CPD) son grandes instalaciones con centenares de equipos de alto rendimiento funcionando de manera concurrente. El correcto control de parámetros como la temperatura, humedad o consumo energético se convierte en un ...
Ballesteros de Andrés, Carlos   +1 more
core   +1 more source

Harmonizing the Pyrene and Ether Groups in Covalent Triazine Polymers for Highly Effective H2O2 Photosynthesis via One‐Step Two‐Electron Oxygen Reduction

open access: yesAdvanced Functional Materials, EarlyView.
The pyrene and ether groups are incorporated into the covalent triazine polymer (CTP) structure. The synergistic effect of the two functional groups endows CTP with better electron transfer, light absorption, and oxygen activation properties. An impressive apparent quantum yield (13.2% @420 nm) and a remarkable solar‐to‐chemical conversion efficiency ...
Chong Wang   +10 more
wiley   +1 more source

Stabilizing Cationic Palladium Single‐Atom Sites on Heteroatom‐Doped Carbon for Selective Hydrogen Peroxide Electrosynthesis

open access: yesAdvanced Functional Materials, EarlyView.
In this research, it is demonstrated that dual nitrogen and sulfur doping in hollow carbon spheres creates a tunable coordination environment that stabilizes cationic Pd single atoms as robust organometallic complexes, enabling high selectivity and stability for electrochemical hydrogen peroxide production under harsh acidic and peroxide‐rich ...
Guilherme V. Fortunato   +16 more
wiley   +1 more source

Dimensionamento de um Conversor de Energia das Ondas, Usando a Tecnologia de Flutuador com Câmara Hiperbárica [PDF]

open access: yes, 2019
O aproveitamento do recurso energético das ondas, constitui uma real oportunidade para suprir as demandas energéticas em diversos países . Em Cabo Verde, na localidade de São Pedro em São Vicente, possui um notável potencial energético que pode ser ...
Fonseca, Jennifer
core  

Upconversion Nanoparticles Embedded Photonic Contact Lens for Transepithelial Corneal Crosslinking Using Hyaluronate – Riboflavin Conjugate

open access: yesAdvanced Functional Materials, EarlyView.
A minimally invasive, transepithelial corneal cross‐linking (TE‐CXL) approach is presented using upconversion nanoparticles (UCNPs)‐loaded contact lenses (UCLs), after topical delivery of hyaluronate–riboflavin conjugates. The NIR‐to‐UV/blue light conversion by UCNPs in a UCL can activate riboflavin for TE‐CXL, resulting in the biomechanical strength ...
Gibum Lee   +8 more
wiley   +1 more source

Bimetallic Nanoreactor Activates cGAS‐STING Pathway via mtDNA Release for Cancer Metalloimmunotherapy

open access: yesAdvanced Functional Materials, EarlyView.
A bimetallic Mn–Ca nanoreactor (MCC) is developed as a non‐nucleotide STING nanoagonist for cancer metalloimmunotherapy. MCC induces Ca2+ overload and hydroxyl radical generation, resulting in mitochondrial damage and mtDNA release. The released mtDNA cooperates with Mn2+ to robustly activate cGAS–STING signaling.
Xin Wang Mo   +7 more
wiley   +1 more source

Controlador multivariable adaptativo el tipo PI con asignación robusta de valores propios para un sistema de generación eólica basado en un DFIG [PDF]

open access: yes, 2015
En esta tesis se usa una metodología de investigación y control para un generador eólico basado en un generador de inducción doblemente alimentado (DFIG), ser a puesto a prueba en el software Matlab mediante el Toolbox llamado Wind Turbine Double ...
Madrid Patiño, Daniel Fernando   +1 more
core  

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