Results 31 to 40 of about 829,335 (326)

Ruthenium anchored on carbon nanotube electrocatalyst for hydrogen production with enhanced Faradaic efficiency [PDF]

, 2020
Developing efficient and stable electrocatalysts is crucial for the electrochemical production of pure and clean hydrogen. For practical applications, an economical and facile method of producing catalysts for the hydrogen evolution reaction (HER) is ...
Baek, Jong-Beom, Jeon, Jong-Pil, Kim, Seok-Jin, Kweon, Do Hyung, Mahmood, Javeed, Noh, Hyuk-Jun, Okyay, Mahmut Sait, Park, Noejung   +7 more
core   +1 more source

Platinum single-atom catalyst coupled with transition metal/metal oxide heterostructure for accelerating alkaline hydrogen evolution reaction

Nature Communications, 2021
Single-atom catalysts provide an effective approach to reduce the amount of precious metals meanwhile maintain their catalytic activity. However, the sluggish activity of the catalysts for alkaline water dissociation has hampered advances in highly ...
KaiLing Zhou, Zelin Wang, C. Han, X. Ke, Changhao Wang, Yuhong Jin, Qianqian Zhang, Jingbing Liu, Hao Wang, Hui Yan   +9 more
semanticscholar   +1 more source

MoS2-nanosheet-decorated C-N/Co4S3 nanorod hybrid as a bifunctional electrocatalyst

Electrochemistry Communications, 2019
A MoS2-nanosheet-decorated C-N/Co4S3 (C-N/Co4S3@MoS2) nanorod with multi-defects was synthesized by using a core-shell zeolitic imidazole framework (ZIF-8@ZIF-67) as the precursor.
Cheng Bao, Xia Liu, Meng Li, Jing Meng, Yongliang Cai, Xiao Huang, Teck-Peng Loh, Zhijuan Wang   +7 more
doaj   +1 more source

Recent Advances in Noble Metal (Pt, Ru, and Ir)-Based Electrocatalysts for Efficient Hydrogen Evolution Reaction [PDF]

, 2020
Noble metal (Pt, Ru, and Ir)-based electrocatalysts are currently considered the most active materials for the hydrogen evolution reaction (HER). Although they have been associated with high cost, easy agglomeration, and poor stability during the HER ...
Baek, Jong-Beom, Li, Changqing
core   +1 more source

In Situ Formation of Surface-Induced Oxygen Vacancies in Co₉S₈/CoO/NC as a Bifunctional Electrocatalyst for Improved Oxygen and Hydrogen Evolution Reactions

Nanomaterials, 2021
Creating oxygen vacancies and introducing heterostructures are two widely used strategies in Co-based oxides for their efficient electrocatalytic performance, yet both strategies have rarely been used together to design a bifunctional electrocatalyst for
Khalil ur Rehman, Shaista Airam, Xiangyun Lin, Jian Gao, Qiang Guo, Zhipan Zhang   +5 more
doaj   +1 more source

Platinum single-atom and cluster catalysis of the hydrogen evolution reaction

Nature Communications, 2016
Platinum-based catalysts have been considered the most effective electrocatalysts for the hydrogen evolution reaction in water splitting. However, platinum utilization in these electrocatalysts is extremely low, as the active sites are only located on ...
N. Cheng, S. Stambula, Da Wang, M. Banis, Jian Liu, Adam Riese, B. Xiao, Ruying Li, T. Sham, Li‐Min Liu, G. Botton, X. Sun   +11 more
semanticscholar   +1 more source

Modulating built-in electric field via variable oxygen affinity for robust hydrogen evolution reaction in neutral media.

Angewandte Chemie, 2022
Work function strongly impacts the surficial charge distribution, especially for metal-support electrocatalysts when a built-in electric field (BEF) is constructed.
Lingling Zhai, X. She, L. Zhuang, Yanyong Li, Ran Ding, Xuyun Guo, Yongqi Zhang, Ye Zhu, Kun Xu, H. Fan, S. Lau   +10 more
semanticscholar   +1 more source

Vertical 3D Nanostructures Boost Efficient Hydrogen Production Coupled with Glycerol Oxidation Under Alkaline Conditions

Nano-Micro Letters, 2023
Highlights Two types of vertical 3D nanostructures were successfully fabricated using simple hydrothermal and heat treatment processes for hydrogen evolution reaction and glycerol oxidation reaction (GOR).
Shanlin Li, Danmin Liu, Guowei Wang, Peijie Ma, Xunlu Wang, Jiacheng Wang, Ruguang Ma   +6 more
doaj   +1 more source

Dynamics of internal diffusion during the hydrogenation of 1,5,9-cyclododecatriene on Pd/Al2O3 [PDF]

, 1999
Dynamic and pseudo-steady state diffusion–reaction models were simulated for the three-phase consecutive hydrogenation of 1,5,9-cyclododecatriene on a shell Pd/Al2O3 catalyst in order to examine the time evolution of concentration profiles inside the ...
Delmas, Henri, Julcour-Lebigue, Carine, Le Lann, Jean-Marc, Wilhelm, Anne-Marie   +3 more
core   +2 more sources

Recent advances in electrocatalysts for seawater splitting

Nano Materials Science, 2023
Water splitting is an effective strategy to produce renewable and sustainable hydrogen energy. Especially, seawater splitting, avoiding use of the limited freshwater resource, is more intriguing. Nowadays, electrocatalysts explored for hydrogen evolution
Guangbo Liu, Yingshuang Xu, Teng Yang, Luhua Jiang   +3 more
doaj   +1 more source