Hierarchical molybdenum-doped NiCoP@carbon microspheres: A highly-efficient electrocatalyst for hydrogen evolution reaction

2021 ◽  
Author(s):  
Changhai Liu ◽  
Yanhua Yao ◽  
Lei Sun ◽  
Linlin Luo ◽  
Wenchang Wang ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Carbon Microspheres ◽  
Fast Kinetics ◽  
Highly Efficient

Herein, we present hierarchical Mo-doped NiCoP@carbon microspheres, which exhibits noticeable enhancement of catalytic activity and fast kinetics for hydrogen evolution. An overpotentials of 74.6 mV at 10 mA cm-2 and...

Highly efficient catalytic activity for the hydrogen evolution reaction on pristine and monovacancy defected WP systems: a first-principles investigation

2018 ◽  
Vol 20 (20) ◽  
pp. 13757-13764 ◽  
Author(s):  
Yanfeng Ma ◽  
Guangtao Yu ◽  
Ting Wang ◽  
Chenghui Zhang ◽  
Xuri Huang ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
First Principles ◽  
Deep Understanding ◽  
Atomic Level ◽  
Highly Efficient ◽  
Tungsten Phosphide

A deep understanding of HER catalytic activity of tungsten phosphide at the atomic level and its effective improvement by introducing a monovacancy.

Electrochemical formation of PtRu bimetallic nanoparticles for highly efficient and pH-universal hydrogen evolution reaction

2020 ◽  
Vol 8 (4) ◽  
pp. 2090-2098 ◽  
Author(s):  
Lu Li ◽  
Gengwei Zhang ◽  
Bin Wang ◽  
Tao Yang ◽  
Shengchun Yang
Keyword(s):  
Catalytic Activity ◽  
Synergistic Effect ◽  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Bimetallic Nanoparticles ◽  
Highly Efficient ◽  
A Performance

The synergistic effect between Pt and Ru in PtRu/CC1500 catalyst results in a promising catalytic activity toward HER, which displays a performance dozens of times higher than that of commercial Pt/C.

Highly efficient hydrogen evolution reaction by strain and phase engineering in composites of Pt and MoS2 nano-scrolls

2017 ◽  
Vol 19 (28) ◽  
pp. 18356-18365 ◽  
Author(s):  
Da Young Hwang ◽  
Kyoung Hwan Choi ◽  
Jeong Eon Park ◽  
Dong Hack Suh
Keyword(s):  
Phase Transition ◽  
Catalytic Activity ◽  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
High Catalytic Activity ◽  
Highly Efficient ◽  
Bending Strain ◽  
Phase Engineering

Our strategy begins with MoS2 sheets decorated with Pt NPs and their scrolls (called MoS2@Pt scrolls) with intrinsic bending strain (2.4%) to provide the phase transition from the 2H to the 1T phase (28%). MoS2@Pt scrolls have the amount of Pt NPs (8.3 wt%) and high catalytic activity (39 mV per decade).

Partially amorphized MnMoO4for highly efficient energy storage and the hydrogen evolution reaction

2016 ◽  
Vol 4 (10) ◽  
pp. 3683-3688 ◽  
Author(s):  
Xiaodong Yan ◽  
Lihong Tian ◽  
James Murowchick ◽  
Xiaobo Chen
Keyword(s):  
Catalytic Activity ◽  
Energy Storage ◽  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
High Catalytic Activity ◽  
Efficient Energy ◽  
Highly Efficient

Hydrogenated MnMoO4exhibited excellent supercapacitive properties and high catalytic activity towards the hydrogen evolution reaction.

One-step hydrothermal synthesis of monolayer MoS2 quantum dots for highly efficient electrocatalytic hydrogen evolution

2015 ◽  
Vol 3 (20) ◽  
pp. 10693-10697 ◽  
Author(s):  
Xianpei Ren ◽  
Liuqing Pang ◽  
Yunxia Zhang ◽  
Xiaodong Ren ◽  
Haibo Fan ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Catalytic Activity ◽  
Hydrothermal Synthesis ◽  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Hydrothermal Process ◽  
Monolayer Mos2 ◽  
Highly Efficient ◽  
One Step ◽  
Facile Hydrothermal Process

Monolayer MoS2 QDs were prepared via a facile hydrothermal process and exhibited excellent catalytic activity for the hydrogen evolution reaction.

Scalable synthesis of porous hollow CoSe2–MoSe2/carbon microspheres for highly efficient hydrogen evolution reaction in acidic and alkaline media

2018 ◽  
Vol 6 (26) ◽  
pp. 12701-12707 ◽  
Author(s):  
Bo Wang ◽  
Zegao Wang ◽  
Xinqiang Wang ◽  
Binjie Zheng ◽  
Wanli Zhang ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Spray Drying ◽  
Hydrogen Evolution Reaction ◽  
Alkaline Media ◽  
Carbon Microspheres ◽  
Highly Efficient ◽  
Acidic And Alkaline Media ◽  
Scalable Synthesis

Spray drying and selenization were employed to synthesize CoSe2–MoSe2/rGO-C (CS-MS/rGO-C), which delivers superior HER performance in acidic and alkaline media.

Embedding tetrahedral 3d transition metal TM4 clusters into the cavity of two-dimensional graphdiyne to construct highly efficient and nonprecious electrocatalysts for hydrogen evolution reaction

2020 ◽  
Vol 22 (6) ◽  
pp. 3254-3263 ◽  
Author(s):  
Ruiqi Ku ◽  
Guangtao Yu ◽  
Jing Gao ◽  
Xuri Huang ◽  
Wei Chen
Keyword(s):  
Catalytic Activity ◽  
Transition Metal ◽  
Hydrogen Evolution ◽  
Structural Stability ◽  
Hydrogen Evolution Reaction ◽  
High Catalytic Activity ◽  
Two Dimensional ◽  
Composite Nanostructures ◽  
Highly Efficient ◽  
High Structural Stability

Coupled with the high structural stability and good conductivity, all the new 2D composite nanostructures TM4@GDY (TM = Sc, Ti, Mn, Fe, Co, Ni and Cu) can uniformly exhibit considerably high catalytic activity for hydrogen evolution reaction.

Theoretical design of a series of 2D TM–C3N4 and TM–C3N4@graphene (TM = V, Nb and Ta) nanostructures with highly efficient catalytic activity for the hydrogen evolution reaction

2019 ◽  
Vol 21 (4) ◽  
pp. 1773-1783 ◽  
Author(s):  
Ting Wang ◽  
Guangtao Yu ◽  
Jingwei Liu ◽  
Xuri Huang ◽  
Wei Chen
Keyword(s):  
Catalytic Activity ◽  
Hydrogen Evolution ◽  
Structural Stability ◽  
Hydrogen Evolution Reaction ◽  
High Catalytic Activity ◽  
Metallic Conductivity ◽  
Composite Systems ◽  
Highly Efficient ◽  
Theoretical Design ◽  
High Structural Stability

Coupled with high structural stability and metallic conductivity, all of the new composite systems TM–C3N4 and TM–C3N4@graphene (TM = V, Nb and Ta) can possess considerably high catalytic activity for the hydrogen evolution reaction.

Highly efficient and durable PtCo alloy nanoparticles encapsulated in carbon nanofibers for electrochemical hydrogen generation

2016 ◽  
Vol 52 (5) ◽  
pp. 990-993 ◽  
Author(s):  
TingTing Yang ◽  
Han Zhu ◽  
Meng Wan ◽  
Liang Dong ◽  
Ming Zhang ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Hydrogen Evolution ◽  
Carbon Nanofibers ◽  
Hydrogen Evolution Reaction ◽  
Hydrogen Generation ◽  
Alloy Nanoparticles ◽  
Alloy Structure ◽  
Highly Efficient ◽  
Ptco Alloy

PtCo/CNFs exhibit extraordinary catalytic activity and durability for hydrogen evolution reaction, even approaching the performance of the commercial Pt/C catalyst, which can be attributed to the alloy structure and the encapsulation of PtCo alloy nanoparticles in CNFs.

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