Results 101 to 110 of about 61,480 (248)

A Mixed‐Ligand Metal–Organic Framework Strategy to Construct High‐Density O/S‐Shelled Ag Nanoparticle Electrocatalysts for Syngas Modulation

open access: yesEcoEnergy, EarlyView.
Mixed‐ligand Ag–triazole MOF precursors reconstruct into ligand‐shelled Ag nanoparticle electrocatalysts that retain detectable O/S‐derived interfacial species. By combining ligand‐ratio and potential control, the CO2‐to‐syngas output can be tuned across H2‐rich, near‐equimolar, and CO‐rich regimes.
Ren‐Feng Yang   +12 more
wiley   +1 more source

Optimization Study on the Layout of Mining Roadways in the Lower Working Face of Ultraclose Coal Seams

open access: yesGeofluids
China boasts abundant reserves of close-distance coal seams, where mining operations face complex stress environments and roadway stability. The work took the simultaneous mining faces of ultraclose coal seams in the Huayuan Coal Industry of Lingshi ...
Chaojun Liu   +3 more
doaj   +1 more source

Gasification of the Char Residues with High Ash Content by Carbon Dioxide

open access: yesEnergies
To increase the carbon conversion of char in gasification, this paper aimed to reveal the gasification behaviours of char residues. Char residues with different ash contents in this work were prepared from Shenmu char and Tejing char. Those char residues
Junjie Xue   +6 more
doaj   +1 more source

Rapid Joule‐Heating‐Induced Non‐Equilibrium Exsolution in Perovskite Oxides for Enhanced Photothermal CO2 Methanation

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Rapid Joule heating induces Ni—Fe exsolution from perovskite oxides, forming Ni–Fe/oxide heterointerfaces that enhance photothermal CO2 methanation activity and selectivity. Achieving selective CO2 methanation under photothermal conditions requires catalysts capable of maintaining non‐equilibrium interfacial states that balance reduction and oxidation ...
Qiankai Zhang   +9 more
wiley   +1 more source

Next‐Generation Carbon‐Based Anodes for Alkali Metal‐Ion Batteries: Recent Progress on Biphenylene and Emerging Materials

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Recent advances in carbon‐based anodes for alkali metal‐ion batteries are critically reviewed, with emphasis on biphenylene and other emerging carbon allotropes. Biphenylene exhibits exceptional theoretical electrochemical properties beyond conventional graphite, highlighting its strong potential as a next‐generation anode material once scalable ...
Adewale Hammed Pasanaje, Nirpendra Singh
wiley   +1 more source

ANG Coal Gasification Company (ANGCGC) North Dakota project: Pick-Sloan Missouri Basin Program: Final Environmental Statement [PDF]

open access: yes, 1978
Description of Action: The Bureau of Reclamation proposes to make available to ANG Coal Gasification Company (ANGCGC) 17,000 acre-feet of water annually for coal gasification needs from Garrlson Reservoir through a 40-year water service contract.

core  

Liquid‐Mediated Kinetically Controlled Synthesis of Porous Carbon with Homogeneous Graphitic Networks for High‐Rate and High‐Loading Organic Supercapacitor

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Liquid‐mediated kinetic control reconstructs a “rigid–flexible” carbon precursor into homogeneously graphitized porous carbon. The resulting porous structure and homogeneous graphitic network accelerate ion/electron transport, enabling superior performance in high‐rate and high‐loading organic supercapacitors.
Boran Zhang   +8 more
wiley   +1 more source

Challenges and trends in hydrogen production by electrolysis

open access: yesEnvironmental Progress &Sustainable Energy, EarlyView.
Abstract The growing global demand for clean and sustainable energy has intensified research into hydrogen production via water electrolysis. In this context, this review provides an integrative analysis of recent advances in electrolytic hydrogen production, emphasizing electrocatalytic materials, electrolyte composition, process efficiency, techno ...
Eduarda Carolina Hagemann Lopes   +2 more
wiley   +1 more source

Social Impact Assessment of the Proposed Dodds-Roundhill Coal Gasification Project [PDF]

open access: yes
This project report was completed by 14 graduate and undergraduate students in a social impact assessment course (AREC 450-550) during the Winter Term, January to April, 2009.
Anonymous
core  

Flammability of Facades Across Scales and International Standards

open access: yesFire and Materials, EarlyView.
ABSTRACT Facade fires are a rare but destructive hazard that can lead to the rapid spread of fire between the floors and fire compartments of a building. Today, there are at least 21 different national standards for facade fire tests in use around the world, which seek to categorize facades based on their flammability.
Matthew Bonner   +3 more
wiley   +1 more source

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