Results 31 to 40 of about 155,256 (306)

Analysis of transient characteristics for zinc-nickel single flow battery considering side reactions

open access: yesInternational Journal of Electrochemical Science, 2021
A two-dimensional transient model of zinc-nickel single flow battery considering side reaction is developed and is used to study the effects of concentration, flow rate and applied current density on the side reaction.
S.G. Yao   +4 more
doaj   +1 more source

Ternary NiCoFe Layered Double Hydroxide Nanosheets Synthesized by Cation Exchange Reaction for Oxygen Evolution Reaction [PDF]

open access: yes, 2017
Developing suitable catalysts which can accelerate the sluggish oxygen evolution reaction (OER) process is of high importance to fulfil the mission of hydrogen generation by water splitting. Herein, we demonstrate a facile method based on cation exchange
Wang, Hongxia   +5 more
core   +1 more source

Coherent Acoustic Interferometry During the Photo-Driven Oxygen Evolution Reaction Associates Strain Fields with the Reactive Oxygen Intermediate [PDF]

open access: yes, 2021
The oxygen evolution reaction (OER) from water requires the formation of meta-stable, reactive oxygen intermediates to enable oxygen-oxygen bond formation. On the other hand, such reactive intermediates could also structurally modify the catalyst.
Luca, D\u27Amario   +5 more
core   +1 more source

Effect of Saturating the Electrolyte with Oxygen on the Activity for the Oxygen Evolution Reaction [PDF]

open access: yesACS Catalysis, 2018
With the increased interest in the electrochemical conversion of renewable electricity, water, and carbon dioxide to fuels, there is an ever-growing number of papers reporting new electrocatalysts for the oxygen evolution reaction (OER).1−5 The OER is the anode reaction in the electrolysis of water and CO2 and a major source of efficiency loss, because
Garcia, A.C., Koper, M.T.M.
openaire   +3 more sources

Switchable metal and oxygen redox chemistry for highly-efficient oxygen evolution reaction

open access: yesAdvanced Sensor and Energy Materials, 2023
The sluggish electron transfer process in the oxygen evolution reaction (OER) greatly restrict the large-scale application of water electrolysis for hydrogen generation.
Pei Wang, Yongli Dong, Jun-Ye Zhang
doaj   +1 more source

Upgrading the Detection of Electrocatalyst Degradation During the Oxygen Evolution Reaction [PDF]

open access: yes, 2022
Electrocatalysts for the oxygen evolution reaction (OER) are an important component for the transition from fossil to sustainable energy. Commercialization of cost-effective earth-abundant electrocatalysts is in large parts hindered by their degradation.
Marcel, Risch
core   +1 more source

Electronic Properties Modulation of NiFe-based Nanoalloy by Introducing Cu and P for Faster Oxygen Evolution Reaction Kinetics [PDF]

open access: yes, 2023
NiFe-based structures are well known for their high Oxygen Evolution Reaction (OER) activity. But, over time, because of Fe dissolution from these structures, activity and stability decreases gradually.
Ravi , Kumar   +4 more
core   +1 more source

Dynamic surface reconstruction of perovskite oxides in oxygen evolution reaction and its impacts on catalysis: a critical review [PDF]

open access: yes, 2023
Perovskite oxides have gained significant attention in recent years due to their superior catalytic activity in the oxygen evolution reaction (OER).
Qian, Yan, Zhonghui, Hu, Yuanqing, Wang
core   +1 more source

Recent Progress in Design Strategy of Anode for Seawater Electrolysis

open access: yesSmall Structures, 2023
Direct electrolysis of inexhaustible seawater to generate green hydrogen represents a more environment‐friendly technology relative to freshwater electrolysis. However, current seawater splitting suffers from a low catalytic efficiency and poor operation
Peifang Guo, Da Liu, Renbing Wu
doaj   +1 more source

Revisiting electrocatalytic oxygen evolution reaction microkinetics from a mathematical viewpoint: implicit rate expression, ambiguous rate constant, and confusing overpotentials [PDF]

open access: yes, 2022
Oxygen evolution reaction (OER) is attractive for many sustainable energy storage and conversion devices, and microkinetic analysis is critical to gain vital reaction details for clarifying the underlying reaction mechanisms.
Miao, Wang, Hui, Kong, Jian, Wang
core   +1 more source

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