Two-dimensional chromium boride MBenes with high HER catalytic activity

2020 ◽  
Vol 500 ◽  
pp. 144248 ◽  
Author(s):  
Bikun Zhang ◽  
Jian Zhou ◽  
Zhonglu Guo ◽  
Qiong Peng ◽  
Zhimei Sun
2022 ◽  
Author(s):  
Huixin Ma ◽  
Daijie Deng ◽  
Honghui Zhang ◽  
Feng Chen ◽  
Junchao Qian ◽  
...  

Nitrogen-coordinated single-atom manganese in multi-dimensional nitrogen-doped carbon electrocatalysts (Mn-NC) was successful constructed by combing two-dimensional nanosheets and one-dimensional nanofibers. The Mn-NC exhibited excellent oxygen reduction reaction catalytic activity with half-wave...


Nanoscale ◽  
2021 ◽  
Author(s):  
Jianchen Lu ◽  
Gefei Niu ◽  
Xiao Ren ◽  
De-Liang Bao ◽  
Hui Chen ◽  
...  

Two-dimensional (2D) transition metal dichalcogenides (TMDs) are emerging as new electrocatalysts and photocatalysts, in which edge sites of 2D TMDs are highly catalytic activity and are thus favored at the...


2016 ◽  
Vol 52 (4) ◽  
pp. 705-708 ◽  
Author(s):  
Yongfeng Liu ◽  
Hufei Du ◽  
Xin Zhang ◽  
Yaxiong Yang ◽  
Mingxia Gao ◽  
...  

A 2D Ti3C2 synthesized by the exfoliation of Ti3AlC2 powders exhibits superior catalytic properties for the hydrogen storage reaction of MgH2.


Nanoscale ◽  
2017 ◽  
Vol 9 (2) ◽  
pp. 533-537 ◽  
Author(s):  
Li Shi ◽  
Chongyi Ling ◽  
Yixin Ouyang ◽  
Jinlan Wang

Recent advancement of two dimensional MXene nanomaterial offers promise in gases and biosensor areas owing to its large surface area, high thermal conductivity, remarkable safety and excellent catalytic activity traits. The current chapter aimed to review the fundamental and technological aspects of MXenes, including myriad synthesis techniques and structural as well as electronic characteristics of these compounds. The features elucidated in the subsequent sections, examined by both theoretical and experimental approaches and potentialities of MXenes in the gas removal and biosensor applications. Several challenges and exciting future opportunities of this research platform are lastly summarized.


2019 ◽  
Vol 7 (33) ◽  
pp. 19258-19268 ◽  
Author(s):  
Indranil Mondal ◽  
Song Yi Moon ◽  
Hyunhwa Lee ◽  
Heeyoung Kim ◽  
Jeong Young Park

Optimization of structural organization between metal and semiconductor electrocatalyst reveals the hot role of quasi-epitaxial heterojunction in hot electron transfer for synergistic photocatalysis.


2019 ◽  
Vol 493 ◽  
pp. 431-440 ◽  
Author(s):  
Yana Liu ◽  
Haiguang Gao ◽  
Yunfeng Zhu ◽  
Shenyang Li ◽  
Jiguang Zhang ◽  
...  

1984 ◽  
Vol 30 (8) ◽  
pp. 1327-1331 ◽  
Author(s):  
P H Duncan ◽  
R L Van Etten ◽  
M L MacNeil ◽  
L M Shaw

Abstract We describe the development of a stable reference material for prostatic acid phosphatase, derived from human prostatic tissue and human seminal fluid. The enzyme was purified by an L-tartramic acid affinity-chromatography technique. Two-dimensional electrophoresis revealed essentially no contaminating proteins, and specific tests revealed no contaminating enzymes. The preparations, in a matrix containing 30 g of human serum albumin and 0.1 mol of sodium acetate per liter, pH 6.0, were studied with respect to stability of both catalytic activity and immunological identity. We conclude that the preparations from either source are satisfactorily stable, and that either is acceptable for use in preparing clinical reference materials. These materials will be used in developing a reference method.


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