Results 151 to 160 of about 113,995 (347)

Ultra‐High Nickel Oxides as Cathode Materials for High‐Energy Lithium‐Ion Batteries

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Ultra‐high nickel layered oxides are among the most promising cathode materials for high‐energy lithium‐ion batteries, offering high specific capacity and significant utilization in both conventional lithium‐ion batteries and solid‐state batteries. This review article introduces the basic structure of ultra‐high nickel layered oxides, then delves into ...
Yilong Han   +6 more
wiley   +1 more source

Asymmetric Catalytic Hydrogenation toward a Value‐Added Chiral Building Block: Optically Active γ‐Butyrolactone Scaffold from Renewable and Synthetic Derived Feedstocks

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
This brief compendium summarizes the most successful asymmetric hydrogenation strategies for the preparation of chiral monocyclic γ‐lactone derivatives from keto acids and keto esters, with emphasis on their relevance for large‐scale production and high enatioselectivities. This article provides a brief compendium on the production of chiral monocyclic
Marta Feliz, Maria J. Sabater
wiley   +1 more source

Development of a test facility for analyzing supercritical fluid blowdown [PDF]

open access: yes
The generation IV nuclear reactors under development mostly use supercritical fluids as the working fluid because higher temperatures improve the thermal efficiency.
Lapa, Celso Marcelo
core  

A Sustainable Power Production System Based on Integrated Supercritical Water Gasification of Brewer's Spent Grains and Carbon Dioxide Capture

open access: yesEnergy Technology, EarlyView.
A supercritical water gasification process with syngas heat recovery is integrated into a combined cycle power system and coupled with a carbon dioxide capture unit to simultaneously produce electricity and CO2—two valuable resources for the brewing industry.
Augusto Barbosa, Eliseu Monteiro
wiley   +1 more source

Overview of hydrogen production processes: Health and environmental impact

open access: yesEnvironmental Progress &Sustainable Energy, EarlyView.
Abstract Hydrogen is traditionally regarded as a cornerstone in the path to a sustainable energy economy. However, there are substantial differences in the inclusion of environmental and health effects across the hydrogen production pathways, due to different feedstocks, technologies, and byproduct emissions.
Kush Kumar Dewangan   +2 more
wiley   +1 more source

Synchronous Operation Stability of Three‐Stage Hydropower Stations Based on Feedback Regulation of Regulating Reservoir Water Levels

open access: yesEnergy Science &Engineering, EarlyView.
Layout of the synchronous operation of THSRRs. ABSTRACT This paper focuses on the stability of synchronous operation (SSO) of three‐stage hydropower stations cascaded by regulating reservoirs (THSRRs). Firstly, the model of synchronous operation of THSRRs is established. According to the model, the Hopf bifurcation theory is utilized to analyze the SSO
Min Huang, Wencheng Guo
wiley   +1 more source

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