Well-Defined Phase-Controlled Cobalt Phosphide Nanoparticles Encapsulated in Nitrogen-Doped Graphitized Carbon Shell with Enhanced Electrocatalytic Activity for Hydrogen Evolution Reaction at All-pH

2019 ◽  
Vol 7 (9) ◽  
pp. 8993-9001 ◽  
Author(s):  
Xianwei Lv ◽  
Jintao Ren ◽  
Yansu Wang ◽  
Yuping Liu ◽  
Zhong-Yong Yuan
Keyword(s):  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Electrocatalytic Activity ◽  
Carbon Shell ◽  
Nitrogen Doped ◽  
Cobalt Phosphide ◽  
Graphitized Carbon

Tungsten nitride/carbide nanocomposite encapsulated in nitrogen-doped carbon shell as an effective and durable catalyst for hydrogen evolution reaction

2018 ◽  
Vol 42 (24) ◽  
pp. 19557-19563 ◽  
Author(s):  
Shihao Xu ◽  
Suyun Chu ◽  
Liang Yang ◽  
Yao Chen ◽  
Zhenyang Wang ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Carbon Shell ◽  
Hybrid Nanoparticles ◽  
Tungsten Nitride ◽  
Nitrogen Doped ◽  
Nitrogen Doped Carbon

In situ carbonized WOX/aniline hybrid nanoparticles were prepared and used to obtain WN–W2C nanocomposites encapsulated in nitrogen-doped carbon shell, which demonstrated excellent HER performance.

Nitrogen-doped carbon nanocones encapsulating with nickel–cobalt mixed phosphides for enhanced hydrogen evolution reaction

2017 ◽  
Vol 5 (32) ◽  
pp. 16568-16572 ◽  
Author(s):  
Lei Han ◽  
Tongwen Yu ◽  
Wen Lei ◽  
Wenwen Liu ◽  
Kun Feng ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Electrocatalytic Activity ◽  
Alkaline Solutions ◽  
Carbon Nanocones ◽  
Nitrogen Doped ◽  
Nickel Cobalt ◽  
Etching Method ◽  
Nitrogen Doped Carbon ◽  
Excellent Stability

Nickel–cobalt mixed phosphides encapsulated into nitrogen-doped carbon nanocones have been successfully prepared through a facile ammonia-etching method followed by phosphidation treatment, which exhibit high electrocatalytic activity and excellent stability toward the hydrogen evolution reaction in both acidic and alkaline solutions.

NiRu nanoparticles encapsulated in a nitrogen-doped carbon matrix as a highly efficient electrocatalyst for the hydrogen evolution reaction

2020 ◽  
Vol 49 (39) ◽  
pp. 13647-13654 ◽  
Author(s):  
Shikai Xu ◽  
Zhiqiang Li ◽  
Kainian Chu ◽  
Ge Yao ◽  
Yang Xu ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Electrocatalytic Activity ◽  
Carbon Matrix ◽  
Nitrogen Doped ◽  
Highly Efficient ◽  
Alkaline Electrolytes ◽  
Nitrogen Doped Carbon

We synthesize ultrafine NiRu nanoparticles embedded in a nitrogen-doped carbon matrix through direct carbonization of Ru-doped Ni-based MOFs. As expected, NiRu2@NC-600 exhibits superior electrocatalytic activity for the HER in acidic and alkaline electrolytes.

A crystalline–amorphous Ni–Ni(OH)2 core–shell catalyst for the alkaline hydrogen evolution reaction

2020 ◽  
Vol 8 (44) ◽  
pp. 23323-23329
Author(s):  
Jing Hu ◽  
Siwei Li ◽  
Yuzhi Li ◽  
Jing Wang ◽  
Yunchen Du ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Electrocatalytic Activity ◽  
Core Shell ◽  
Alkaline Conditions

Crystalline–amorphous Ni–Ni(OH)2 core–shell assembled nanosheets exhibit outstanding electrocatalytic activity and stability for hydrogen evolution under alkaline conditions.

Hierarchically porous FeNi3@FeNi layered double hydroxide nanostructures: One-step fast electrodeposition and highly efficient electrocatalytic performances for overall water splitting

2021 ◽  
Author(s):  
Zihao Liu ◽  
Shifeng Li ◽  
Fangfang Wang ◽  
Mingxia Li ◽  
Yonghong Ni
Keyword(s):  
Hydrogen Evolution ◽  
Water Splitting ◽  
Oxygen Evolution ◽  
Layered Double Hydroxide ◽  
Hydrogen Evolution Reaction ◽  
Oxygen Evolution Reaction ◽  
Electrocatalytic Activity ◽  
Hierarchically Porous ◽  
One Step ◽  
Double Hydroxide

FeNi-layered double hydroxide (LDH) is thought to be an excellent electrocatalyst for oxygen evolution reaction (OER), but it always shows extremely poor electrocatalytic activity toward hydrogen evolution reaction (HER) in...

scholarly journals MoSe2-Ni3Se4 Hybrid Nanoelectrocatalysts and Their Enhanced Electrocatalytic Activity for Hydrogen Evolution Reaction

2020 ◽  
Vol 15 (1) ◽  
Author(s):  
Pengyuan Wu ◽  
Gangyong Sun ◽  
Yuanzhi Chen ◽  
Wanjie Xu ◽  
Hongfei Zheng ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Electrocatalytic Activity
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