Two-dimensional molybdenum disulfide and tungsten disulfide interleaved nanowalls constructed on silk cocoon-derived N-doped carbon fibers for hydrogen evolution reaction

2016 ◽  
Vol 41 (47) ◽  
pp. 21870-21882 ◽  
Author(s):  
QingFa Wang ◽  
RuoPing Yanzhang ◽  
XiaoNa Ren ◽  
Han Zhu ◽  
Ming Zhang ◽  
...  

Nanoscale ◽  
2021 ◽  
Author(s):  
Xiancheng Song ◽  
Bin Li ◽  
Wenchao Peng ◽  
Chi Wang ◽  
Kai Li ◽  
...  

The electrocatalytic hydrogen evolution reaction (HER) is a green chemistry route for sustainable energy production. Compared to 2H-phase molybdenum disulfide (MoS2), the 1T-phase MoS2 (1T-MoS2) have higher theoretical activity and...



Nanoscale ◽  
2018 ◽  
Vol 10 (13) ◽  
pp. 6168-6176 ◽  
Author(s):  
Zheng Cui ◽  
Hang Chu ◽  
Shangpeng Gao ◽  
Yu Pei ◽  
Jin Ji ◽  
...  

Molybdenum disulfide (MoS2) is an extensively studied promising non-noble catalyst because of its remarkable performance for the hydrogen evolution reaction (HER).



2018 ◽  
Vol 4 (3) ◽  
pp. 26-34
Author(s):  
A. A. Okhlopkova ◽  
A. P., Vasilev ◽  
T. S. Struchkova ◽  
A. G. Alekseev ◽  
P. N. Grakovich


2017 ◽  
Vol 139 (4) ◽  
Author(s):  
V. Srinivas ◽  
R. N. Thakur ◽  
A. K. Jain ◽  
M. Saratchandra Babu

This paper compares the tribological properties of transmission oil dispersed with molybdenum disulfide (MoS2) and tungsten disulfide (WS2) nanoparticles. Lubricant samples are prepared by dispersing MoS2 and WS2 nanoparticles in 0.5 wt.% in transmission oil. The nanoparticles are stabilized in the lubricant by surface modification with surfactant SPAN 80. The stability of the lubricant in terms of size variation of dispersed nanoparticles is evaluated using particle size analyzer. The antiwear, antifriction, and extreme pressure (EP) properties are tested on a four-ball wear tester and a comparison is made to assess the relative performance of MoS2 and WS2 nanoparticles. The friction and wear characteristics of lubricant dispersed with nanoparticles are strongly dependent upon the load taken into consideration. The lubricant dispersed with WS2 nanoparticles gave higher weld load and load wear index (LWI) than that of lubricant dispersed with MoS2 nanoparticles. The metallographic studies show that under high load conditions, the WS2 nanoparticles deposit more than MoS2 nanoparticles, thereby giving better performance at higher load conditions.



2020 ◽  
Author(s):  
Honggang Fu ◽  
Ying Gu ◽  
Aiping Wu ◽  
Yanqing Jiao ◽  
Huiru Zheng ◽  
...  


Author(s):  
Han Seul Kim

The theoretical design of an ON–OFF switchable HER catalyst based on the two-dimensional ferroelectric material In2Se3 and transition metal cobalt.



Author(s):  
Shize Geng ◽  
Yujin Ji ◽  
Binbin Jiang ◽  
Wenxiang Zhu ◽  
Kui Yin ◽  
...  


Author(s):  
Jing Ji ◽  
Cunjin Zhang ◽  
Shuaibo Qin ◽  
Peng Jin

The oxygen evolution reaction (OER), oxygen reduction reaction (ORR), and hydrogen evolution reaction (HER) all have attracted much attention due to their utmost importance for clean and renewable energy applications....



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