Results 41 to 50 of about 116,900 (191)

Valorización energética de residuos: análisis de la combustión conjunta de biogás y gases de pirólisis (piro-BIOGÁS)

open access: yesTecnología, Ciencia y Educación, 2018
En el proyecto piro-BIOGÁS se ha planteado el estudio del aprovechamiento energético de los gases combustibles generados en un proceso conjunto de digestión anaerobia y pirólisis del material digerido.
Marta Elena Sánchez Morán   +3 more
doaj   +1 more source

Electrolyte Design for Fast‐Charging Lithium‐Based Batteries

open access: yesAdvanced Materials, EarlyView.
A decade of progress in fast‐charging electrolytes for lithium batteries is reviewed. Electrolyte design strategies spanning solvents, salts, additives, and advanced systems, such as localized high‐concentration electrolytes (LHCEs), are summarized. Advanced diagnostic tools for lithium plating and interphase chemistry are discussed, with perspectives ...
Chen Liu, Zehao Cui, Arumugam Manthiram
wiley   +1 more source

Procesos Alternativos de Combustión en Motores de Combustión Interna. Procesos Alternativos de Combustión en Motores de Combustión Interna

open access: yesActa Universitaria, 2012
La combustión por compresión de una mezcla pobre homogénea, o premezclada, ha surgido en los últimos años como una alternativa para la reducción simultánea de las emisiones de óxidos de nitrógeno (NOx) y partículas (PM) en los motores de combustión ...
S. Martínez-Martínez   +3 more
doaj  

Nonwoven‐Based Textile Architectures for Energy Storage Applications: Materials, Preparation, Characterization, and Prospects

open access: yesAdvanced Materials Interfaces, EarlyView.
Nonwoven textile architectures are emerging as versatile platforms for next‐generation energy storage, demonstrating how tailored materials and fabrication strategies enhance ion transport, conductivity, flexibility, and scalability for high‐performance sustainable devices.
Tarikul Islam   +6 more
wiley   +1 more source

Fiesta química: licores que no lo son, bebidas que no hay que beber y alguna cosa de comer

open access: yesRevista Eureka sobre Enseñanza y Divulgación de las Ciencias, 2011
Se describen cuatro experimentos de reacciones químicas y propiedades de las soluciones presentados en forma lúdica, con la finalidad primero de atraer la atención para inmediatamente después provocar la reflexión acerca del fenómeno observado.
Josep Corominas
doaj  

Fabrication of TiN/TiO2 Nanotube‐Based Heterostructure for Hydrogen Sensing Applications

open access: yesAdvanced Materials Interfaces, EarlyView.
A hydrogen sensor based on titanium dioxide nanotubes coated with titanium nitride has been developed. The coating process causes a mixed titanium oxynitride layer to form, which improves the sensor performance. Sensor response R depends on the TiN thickness and is not degraded after 7 days in air.
Esme Isik   +4 more
wiley   +1 more source

ANÁLISIS FISICOQUÍMICO DE COMBUSTIBLES LÍQUIDOS OBTENIDOS EN EL PROCESO DE PIROLISIS DE CAUCHO VULCANIZADO

open access: yesLa Granja: Revista de Ciencias de la Vida, 2017
En el análisis del combustible pirolítico (combustibles líquidos obtenidos a partir del proceso de pirólisis de residuos de neumáticos usados), las características fisicoquímicas corresponden a fracciones de gasolina, queroseno y diésel, para determinar ...
Myriam Ximena Mancheno Cárdenas   +5 more
doaj   +1 more source

From the Discovery of the Giant Magnetocaloric Effect to the Development of High‐Power‐Density Systems

open access: yesAdvanced Materials Technologies, EarlyView.
The article overviews past and current efforts on caloric materials and systems, highlighting the contributions of Ames National Laboratory to the field. Solid‐state caloric heat pumping is an innovative method that can be implemented in a wide range of cooling and heating applications.
Agata Czernuszewicz   +5 more
wiley   +1 more source

HEAVY HYDROCARBON-COAL SURFACTANT-WATER-CCTA MIXTURE TECHNOLOGY. SEMI-INDUSTRIAL EVALUATION

open access: yesCT&F Ciencia, Tecnología & Futuro, 1999
Using low viscosity inverse emulsion (o/w) technology of fuel oil in water, developed at the Instituto Colombiano del Petróleo, ICP, a synergy with the Coal-Surfactant-Water (CCTA) systems was established, yielding a new fuel mixture caled CCTA, Coal ...
G LEAL   +9 more
doaj  

Nanoporous Silica Embedded in Nanoporous Platinum: A Versatile Composite Coating for Implant‐Associated Drug Delivery From Neuronal Electrodes

open access: yesAdvanced Materials Technologies, EarlyView.
Nanoporous silica nanoparticles incorporated in nanoporous platinum offer the possibility for implant‐associated drug delivery from neuronal electrodes. ABSTRACT Sensorineural hearing loss, resulting from damage to the hair cells of the inner ear, profoundly impairs quality of life.
Mosaieb Habib   +10 more
wiley   +1 more source

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