Results 171 to 180 of about 68,804 (279)

Revisiting the synthesis of dimethyl carbonate from methanol and carbon dioxide

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract The process for producing dimethyl carbonate (DMC) from carbon dioxide (CO2) and methanol is explored in this article. It provides an overview of the thermodynamics involved in DMC synthesis, discussing the challenges and potential solutions. The article highlights the reported use of catalysts and dehydrating agents to improve DMC yield and ...
Diego Alexander Santos Araque   +3 more
wiley   +1 more source

Formation of Hybrid NiO‐Co3O4‐MnO2‐CeO2 Hollow Spheres as Advanced Electrode Material for High Performance Supercapacitors

open access: yesEcoEnergy, EarlyView.
A simple synthesis strategy is developed for preparation Ni‐Co‐Mn‐Ce oxide hollow sphere, which is a high performance electrode material for supercapacitors. ABSTRACT Hollow structures are perceived as potential candidates in electrochemical energy storage.
Chengzhen Wei   +7 more
wiley   +1 more source

A Redox‐Buffering System for Stabilizing the Lattice Oxygen Mechanism in CeO2/FeOOH Heterostructure Electrocatalysts for Highly Stable Anion Exchange Membrane Water Electrolyzers

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
The CeO2/FeOOH heterostructure catalyst was synthesized via a facile co‐precipitation strategy. The work‐function disparity between CeO2 and FeOOH drives interfacial electron redistribution, thereby optimizing the OER pathway. Moreover, the interfacial Ce3+/Ce4+ couple establishes a “redox‐buffering system” that suppresses Fe dissolution and enhances ...
Daehyun Kim   +4 more
wiley   +1 more source

Understanding oxygen transfer on ceria with Pt single atoms for surface reaction. [PDF]

open access: yesNat Commun
Choi Y   +9 more
europepmc   +1 more source

Challenges and Advancements in High‐Nickel Layered Oxides Cathode Material for Lithium‐Ion Batteries

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
As a representative high‐energy‐density cathode material for lithium‐ion batteries, NCM811 still encounters critical challenges. This review provides a comprehensive analysis of its failure mechanisms, summarizes recent modification strategies, and highlights the contributions of advanced characterization and simulation techniques to performance ...
Yunshan Zheng   +10 more
wiley   +1 more source

A dual-action core-shell microneedle system restores mitochondrial function and accelerates healing in diabetic wounds. [PDF]

open access: yesJ Nanobiotechnology
Li X   +9 more
europepmc   +1 more source

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

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