Results 121 to 130 of about 406,468 (397)

Tuning Pore Size in Porous Graphene Membrane for O2/N2 Separation

open access: yesAdvanced Materials, EarlyView.
Single‐layer graphene membranes featuring N‐functionalized, 0D pores offer a promising platform for O2/N2 separation. The heterogeneity of functional groups at the pore edge is dynamically tunable, enabling precise tuning of the pore limiting diameter and gas transport.
Kuang‐Jung Hsu   +5 more
wiley   +1 more source

Influence of Micropillar Height Modulation on Droplet Evaporation and Wetting State Transitions

open access: yesAdvanced Materials Interfaces, EarlyView.
Controlling droplet evaporation dynamics is crucial across many fields. Here, it demonstrates laser‐fabricated polymer micropillar arrays with tailored height variations to regulate evaporation behavior. While all arrays exhibit superhydrophobic wetting, their distinct height profiles effectively slow evaporation and alter evaporation modes ...
Prabuddha De Saram   +2 more
wiley   +1 more source

Influence of Metal Oxide Interface Layers on the Thermochromic Properties of VO2 Thin Films Deposited by Magnetron Sputtering

open access: yesAdvanced Materials Interfaces, EarlyView.
This study investigates the thermochromic properties of VO2 deposited on aluminum doped zinc oxide precoated fused silica with Al2O3, TiO2, and WO3 as interface layers. The results indicate that the metal‐to‐insulator transition is highly influenced by the grains formed at the interface.
Eduard Llorens Balada, Eugen Stamate
wiley   +1 more source

Atomic Layer Deposition of Highly Conducting NiS2 Thin Films from Elemental Sulfur

open access: yesAdvanced Materials Interfaces, EarlyView.
A simple new atomic layer deposition (ALD) process yields in‐situ crystalline and electrically conducting nickel disulfide thin films. This deposition process is based on two solid and safe precursors, nickel acetylacetonate and elemental sulfur. ABSTRACT A novel atomic layer deposition (ALD) process for highly conducting nickel disulfide thin films is
Juha Linjala   +5 more
wiley   +1 more source

Performance and heat transfer characteristics of a carbon monoxide/oxygen rocket engine [PDF]

open access: yes
The combustion and heat transfer characteristics of a carbon monoxide and oxygen rocket engine were evaluated. The test hardware consisted of a calorimeter combustion chamber with a heat sink nozzle and an eighteen element concentric tube injector ...
Linne, Diane L.
core   +1 more source

Fabrication Method of Directional Microstructure for High Energy Density, High Power Battery Cathodes

open access: yesAdvanced Materials Interfaces, EarlyView.
Aqueous directional ice templating (DIT) is developed for making NMC811 cathodes containing vertically aligned pore arrays through electrode thickness. The effects of calendering are studied for the DIT electrodes to find optimal calendering and simultaneously achieve high gravimetric and volumetric energy densities and rate capability for lithium ion ...
Guanting Li   +3 more
wiley   +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

Study on experiments and numerical simulation of coal combustion characteristics under different thermal environments

open access: yesCase Studies in Thermal Engineering
In order to study heat release rate and flue gas generation during residual coal in goaf combustion, a cone calorimeter was used to research on combustion characteristics of bituminous coal under different heat radiation flux conditions.
Wenzhou Du   +6 more
doaj   +1 more source

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