Results 151 to 160 of about 37,028 (342)

Effect of calcium carbide residue on the sulphate resistance of metakaolin-based geopolymer mortars

open access: gold, 2023
Jacqueline Obeng   +3 more
openalex   +1 more source

Unraveling Mechanisms and Engineering Strategies for Superior Photocarrier Dynamics Toward Efficient Photocatalysis

open access: yesEcoEnergy, EarlyView.
Despite its potential, photocatalysis is limited by inefficient charge carrier separation and transport. This article reviews the mechanisms, characterization methods, and strategies for improvement, concluding with future challenges in the field. ABSTRACT Photocatalysis offers a promising solution to environmental and renewable energy issues. However,
Leqi Cheng   +5 more
wiley   +1 more source

Comparative Analysis of Metal Preloading Technologies in Batteries and Capacitors

open access: yesEcoEnergy, EarlyView.
Metal preloading strategies play an important role in efficient batteries and hybrid capacitors to compensate for the consumed metals at the first discharge. This article reviews recent progress in preloading technologies in lithium‐ion and other metal‐ion systems.
Xuexue Pan   +3 more
wiley   +1 more source

Carbon-Calcium Composite Conversion Calcium Carbide Acetylene System: Material and Energy Transformation, Exergy Evaluations [PDF]

open access: gold, 2022
Hongxia Wang   +5 more
openalex   +1 more source

A Review of Grain Boundaries: Formation Mechanism, Synthesis Strategy, and Application in Electrocatalysis

open access: yesEcoEnergy, EarlyView.
An overview of grain boundary engineering in the field of electrocatalysis. ABSTRACT Key electrocatalytic reactions such as HER, OER, ORR, CO2RR, and NRR offer promising routes for storing renewable energy as chemical fuels. However, their widespread application is constrained due to the lack of highly active and stable catalysts. Grain boundaries (GBs)
Jingyu Gao   +8 more
wiley   +1 more source

Stress Rupture Behavior of Silicon Carbide Coated, Low Modulus Carbon/Carbon Composites [PDF]

open access: yes
The disadvantages of carbon-carbon composites, in addition to the oxidation problem, are low thermal expansion, expensive fabrication procedures, and poor off axis properties.
Rozak, Gary A., Wallace, John F.
core   +1 more source

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