Results 61 to 70 of about 11,611 (263)

Electrodeposited MnCu4 intermetallic compound as an efficient oxygen evolution electrocatalyst for water splitting

International Journal of Electrochemical Science
In this work it is reported the synthesis by electrodeposition of CuZn4 from alkaline solution containing citrates at pH 10. The electrodes obtained on FTO were characterized by SEM, and XRD, and these results indicate that an intermetallic compound has ...
J.C. Ballesteros, A. Gallegos-Carrillo, A. Cruz-López, S.I. Suárez-Vázquez, J. López-Tinoco, E. Valencia-Avilés   +5 more
doaj   +1 more source

Stabilized Bi(III) Sites Direct *NH2OH Pathway for Efficient Cyclohexanone Oxime Electrosynthesis

Advanced Materials, EarlyView.
The electron‐buffering effect stabilizes Bi3+ sites under electroreductive conditions, preserving a favorable interfacial water configuration that sustains the selective *NH2OH pathway and enables efficient cyclohexanone oxime electrosynthesis. ABSTRACT Coupling electrocatalytic nitrite reduction reaction (NO2−RR) with cyclohexanone conversion enables ...
Zichao Xi, Yan Du, Haijing Li, Jian Shang, Jinxiao Wu, Peng Li, Huimin Yu, Tianyi Ma, Huanyu Jin   +8 more
wiley   +1 more source

Bimetallic Zeolitic Imidazolate Framework-derived Porous Carbon as Efficient Bifunctional Electrocatalysts for Zn-air Battery

International Journal of Electrochemical Science, 2018
The development of low-cost and efficient oxygen reduction reaction (ORR) and oxygen evolution reaction (OER) electrocatalyst is critical for widespread application of fuel cells and metal-air batteries.
Zihan Meng, Haopeng Cai, Haolin Tang
doaj   +1 more source

Bi2O3 Nanoparticles Decorated Carbon Nanotube: An Effective Nanoelectrode for Enhanced Electrocatalytic 4-Nitrophenol Reduction

Frontiers in Chemistry, 2020
4-Nitrophenol (4-NP) is present in most industrial waste water resources as an organic pollutant, and is a highly toxic and environmentally hazardous pollutant.
Raviraj P. Dighole, Ajay V. Munde, Balaji B. Mulik, Bhaskar R. Sathe   +3 more
doaj   +1 more source

Structural reconstruction of electrocatalysts

Fundamental Research
Efficient and durable electrocatalysts are essential for achieving high electrocatalytic efficiency in electrocatalytic reactions, forming the bedrock of effective electrochemical energy technologies. Electrocatalysis is a complex process, marked by intricate reaction system and crucial interfacial interactions, leading to diverse degrees of ...
Chenfeng Xia, Fu-Min Li, Chaohui He, Shahid Zaman, Wei Guo, Bao Yu Xia   +5 more
openaire   +2 more sources

Mechanistically Interpretable Artificial Intelligence for Designing Oxygen Electrocatalysts

Advanced Materials, EarlyView.
Mechanistically interpretable artificial intelligence screens nearly seven million perovskite compositions and identifies key descriptors—d‐p hybridization and densification resistance—that govern oxygen electrocatalysis. The discovered BaCo0.8Nb0.1Zr0.1O3‐δ achieves a record 2.68 W cm−2 peak power density at 600°C with over 500 h of durable operation ...
Xueyu Hu, Yucun Zhou, Haoyu Li, Zheyu Luo, Nai Shi, Yong Ding, Weining Wang, Weilin Zhang, Doyeub Kim, Chanho Kim, Yoojin Ahn, Nikhil Govindarajan, Minda Zou, Zhijun Liu, Yuefeng Song, Meilin Liu   +15 more
wiley   +1 more source

A self-reactivated PdCu catalyst for aldehyde electro-oxidation with anodic hydrogen production

Nature Communications
The low-potential aldehyde oxidation reaction can occur at low potential (~0 VRHE) and release H2 at the anode, enabling hydrogen production with less than one-tenth of the energy consumption required for water splitting.
Ming Yang, Yimin Jiang, Chung-Li Dong, Leitao Xu, Yutong Huang, Shifan Leng, Yandong Wu, Yongxiang Luo, Wei Chen, Ta Thi Thuy Nga, Shuangyin Wang, Yuqin Zou   +11 more
doaj   +1 more source

Selective Electrochemical NOx Reduction to N2 for Sustainable Ammonia Energy Systems

Advanced Materials, EarlyView.
Selective electrochemical NOx reduction to N2 offers a promising route to mitigate combustion‐derived NOx emissions in ammonia energy systems. This Perspective links *NO‐mediated pathways, the key intermediate role of N2O, and low‐coverage limitations to the origins of limited N2 selectivity, establishing tandem catalysis and microenvironment ...
Zeliang Wu, Yixin Chen, Zuxin Wen, Xianbiao Fu   +3 more
wiley   +1 more source

Biomimetic Fe7S8/Carbon electrocatalyst from [FeFe]‐Hydrogenase for improving pH‐Universal electrocatalytic hydrogen production

Aggregate
Efficient and cost‐effective electrocatalysts that can operate across a wide range of pH conditions are essential for green hydrogen production. Inspired by biological systems, Fe7S8 nanoparticles incorporated on polydopamine matrix electrocatalyst were ...
Dohun Kim, Subramani Surendran, Sejin Im, Jaehyoung Lim, Kyoungsuk Jin, Ki Tae Nam, Uk Sim   +6 more
doaj   +1 more source

Biointegrated Battery‐Based Electroceuticals

Advanced Materials, EarlyView.
Biointegrated batteries go beyond passive power to serve as active therapeutic platforms for delivering programmable electrical cues and bioactive agents. This review examines their mechanisms and applications and provides a framework to guide battery‐based therapeutic design and clinical translation.
Yan Zhou, Zhilian Yue, Zhiqi Chen, Danming Chao, Xiaoteng Jia, Gordon Wallace, Caiyun Wang   +6 more
wiley   +1 more source