Results 231 to 240 of about 639,860 (349)

High‐Entropy Alloys and Oxides as Supercapacitor Electrodes: A Structural and Electrochemical Perspective for Energy Storage

open access: yesAdvanced Sustainable Systems, EarlyView.
This study compares the electrochemical performance of high‐entropy alloys (HEA) and oxides (HEO) as supercapacitor electrodes. HEO demonstrates superior energy and power density due to its capacitive behavior and surface redox reactions, while HEA relies on diffusion‐controlled processes.
Öyküm Başgöz   +3 more
wiley   +1 more source

Correlation between Changes in Local Earth's Magnetic Field and Cases of Acute Myocardial Infarction. [PDF]

open access: yesInt J Environ Res Public Health, 2018
Jaruševičius G   +5 more
europepmc   +1 more source

The spinning Astrid-2 satellite used for modeling the Earth's main magnetic field [PDF]

open access: green, 2002
J. M. G. Merayo   +5 more
openalex   +1 more source

Enhanced Oxygen Evolution Reaction Performance of Niobium–Cobalt Oxide Catalysts in Acidic and Alkaline Media

open access: yesAdvanced Sustainable Systems, EarlyView.
The electronic modulation of Nb‐doped Co3O4 catalyst showcases enhanced activity and extended stability for OER in both alkaline (1M KOH) and acidic (0.5M H2SO4) electrolytes. The higher activity emanated from the synergistic effect between the Nb5+ dopant and Co3O4.
Kassa Belay Ibrahim   +7 more
wiley   +1 more source

Computational Modeling and Experimental Approaches for Understanding the Mechanisms of [FeFe]‐Hydrogenase

open access: yesAdvanced Science, EarlyView.
A comprehensive understanding of hydrogenases' structures and catalytic mechanisms is crucial to replicate and exceed their performance. Computational modeling has proven to be a powerful tool for elucidating the reduction chemistry of [FeFe]‐hydrogenases. This review overviews recent computational and experimental efforts, focusing on DFT calculations
Chang‐Ah Kim   +4 more
wiley   +1 more source

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