Results 71 to 80 of about 972,280 (339)
En este artículo se hace una revisión sobre los principales combustibles que se han propuesto últimamente para disminuír las emisiones de compuestos contaminantes a la atmósfera, producidos como consecuencia del uso de la gasolina común. En cada caso se consideran tanto los aspectos ambientales como económicos. Desde el punto de vista económico parece
Montes de Correa, Consuelo+1 more
openaire +3 more sources
Transforming Cellulose Into Functional Three‐Dimensional Structures
Cellulose is promising for replacing synthetic polymers due to its excellent mechanical properties and low cost. This review highlights the recent advancements in transforming cellulose into functional 3D structures, including liquid gels and porous materials.
Xia Sun+5 more
wiley +1 more source
Numerical Modelling for Process Investigation of a Single Coal Particle Combustion and Gasification [PDF]
Combustion and Gasification are commercial processes of coal utilization, and therefore continuous improvement is needed for these applications. The difference between these processes is the reaction mechanism, in the case of combustion the reaction ...
Karimi, Nader+3 more
core
Multifunctional atomic layer deposited coatings and interface treatments enhance direct solar water splitting on GaAs/GaInP tandem cells. Optimized TiO2/Pt nanoparticle bilayers ensure durability and catalytic efficiency with minimal optical losses, while H2 plasma pretreatments maximize photovoltage and interfacial charge extraction.
Tim F. Rieth+8 more
wiley +1 more source
Heat pipes to reduce engine exhaust emissions [PDF]
A fuel combustor is presented that consists of an elongated casing with an air inlet conduit portion at one end, and having an opposite exit end. An elongated heat pipe is mounted longitudinally in the casing and is offset from and extends alongside the ...
Schultz, D. F.
core +1 more source
Defects in Inorganic Mechanoluminescent Phosphors: Insights and Impacts
Mechanoluminescence is attracting more attention recently, and defect dominates mechanoluminescence performances. Investigating how defects work in the mechanoluminescence process is crucial for elucidating its complex luminescence mechanism. This review aims to emphasize the fundamental role of defects in mechanoluminescence, which offers an ...
Wenhao Li+3 more
wiley +1 more source
[001]‐oriented Sb2Se3 film with improved crystallinity and adjusted composition is achieved via a new thermal treatment approach consisting of preliminary annealing of the Sb layer before its selenization. The findings of this work demonstrate enhanced charge carriers' transportation, a stable performance, and an improvement of H2 generation from ...
Magno B. Costa+7 more
wiley +1 more source
The mOxy-CaL Process: Integration of Membrane Separation, Partial Oxy-combustion and Calcium Looping for CO2 Capture [PDF]
CO2 capture and storage (CCS) is considered as a key strategy in the short to medium term to mitigate global warming. The Calcium-Looping process, based on the reversible carbonation/calcination of CaO particles, is a promising technology for post ...
Chacartegui, Ricardo+4 more
core
In this work, it is developed a multifunctional polyfluoride ionogel via in situ thermal polymerization to encapsulate lithium metal anodes, integrating flame‐retardant capability, hydrophobicity, dynamic self‐healing behavior, and high ionic conductivity.
Ting Li+10 more
wiley +1 more source
A device has been developed for generating a rapid response signal upon the radiation-emitting combustion reaction of certain gases in order to provide a means for the detection and identification of such reaction and concurrently discriminate against ...
Grose, W. L.+2 more
core +1 more source