Enhanced electrocatalytic activity by chemical nitridation of two-dimensional titanium carbide MXene for hydrogen evolution

2018 ◽  
Vol 6 (42) ◽  
pp. 20869-20877 ◽  
Author(s):  
Yeoheung Yoon ◽  
Anand P. Tiwari ◽  
Minhe Lee ◽  
Min Choi ◽  
Wooseok Song ◽  
...  
Keyword(s):  
Titanium Carbide ◽  
Hydrogen Evolution ◽  
Electrocatalytic Activity ◽  
Two Dimensional ◽  
Highly Active ◽  
Sodium Amide

We report a strategy to turn non-electrocatalytic 2D-titanium carbide MXene (Ti2CTx) into a highly active electrocatalyst by nitridation with sodium amide (NaNH2).

Two dimensional MoS2 meets porphyrins via intercalation to enhance the electrocatalytic activity toward hydrogen evolution

Nanoscale ◽  
2019 ◽  
Vol 11 (9) ◽  
pp. 3780-3785 ◽  
Author(s):  
Ik Seon Kwon ◽  
In Hye Kwak ◽  
Hafiz Ghulam Abbas ◽  
Hee Won Seo ◽  
Jaemin Seo ◽  
...  
Keyword(s):  
Density Functional Theory ◽  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Electrocatalytic Activity ◽  
Density Functional ◽  
Density Functional Theory Calculations ◽  
Two Dimensional ◽  
Functional Theory ◽  
Spin Polarized

Mn-Porphyrin-MoS2 exhibits excellent electrocatalytic activity toward the hydrogen evolution reaction, which is supported by spin-polarized density functional theory calculations.

Inert V2O3 oxide promotes the electrocatalytic activity of Ni metal for alkaline hydrogen evolution

2019 ◽  
Vol 55 (22) ◽  
pp. 3290-3293 ◽  
Author(s):  
Dan Ji ◽  
Lishan Peng ◽  
Jingjun Shen ◽  
Mingming Deng ◽  
Zhanxin Mao ◽  
...  
Keyword(s):  
Metal Oxide ◽  
Hydrogen Evolution ◽  
Electrocatalytic Activity ◽  
Metal Cations ◽  
Oxide Interfaces ◽  
Highly Active ◽  
Active Metal

Inert V2O3 oxide without reducible metal cations has been demonstrated to greatly promote the HER activity of Ni by creating highly active metal/oxide interfaces.

Two-dimensional TaC nanosheets on a reduced graphene oxide hybrid as an efficient and stable electrocatalyst for water splitting

2016 ◽  
Vol 52 (57) ◽  
pp. 8810-8813 ◽  
Author(s):  
Chunyong He ◽  
Juzhou Tao
Keyword(s):  
Graphene Oxide ◽  
Reduced Graphene Oxide ◽  
Hydrogen Evolution ◽  
Water Splitting ◽  
Hydrogen Evolution Reaction ◽  
Two Dimensional ◽  
Highly Active ◽  
Reduced Graphene

A novel highly active and stable HER catalyst containing two-dimensional TaC nanosheets hybridized with reduced graphene oxide (2D TaC–RGO) was prepared as an efficient and stable hydrogen evolution reaction catalyst.

Galvanic replacement of electrodeposited nickel by palladium and investigation of the electrocatalytic activity of synthesized Pd/(Ni) for hydrogen evolution and formic acid oxidation

RSC Advances ◽  
2016 ◽  
Vol 6 (27) ◽  
pp. 22500-22510 ◽  
Author(s):  
Hassanali Rasouli ◽  
Seyed Hadi Tabaian ◽  
Milad Rezaei
Keyword(s):  
Formic Acid ◽  
Hydrogen Evolution ◽  
Electrocatalytic Activity ◽  
Formic Acid Oxidation ◽  
Acid Oxidation ◽  
Galvanic Replacement ◽  
Ni Catalysts ◽  
Highly Active ◽  
Electrodeposited Nickel

Highly active Pd/(Ni) catalysts were synthesized by well controlled galvanic replacement of electrodeposited nickel, towards hydrogen evolution and FA oxidation.

One-dimensional hierarchical MoO2–MoSxhybrids as highly active and durable catalysts in the hydrogen evolution reaction

2018 ◽  
Vol 47 (17) ◽  
pp. 6041-6048 ◽  
Author(s):  
Yu Qiu ◽  
Liying Chai ◽  
Yi Su ◽  
Ping Li ◽  
Wenyu Yuan ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Electrocatalytic Activity ◽  
Hybrid Structures ◽  
Synthetic Method ◽  
One Dimensional ◽  
Highly Active ◽  
Cyclic Durability

A kind of 1D MoO2–MoSxhybrid structures was synthesizedviaa facilein-situsynthetic method. The obtained MoO2–MoSxcatalysts delivered high electrocatalytic activity and excellent cyclic durability in HER.

Molybdenum disulfide and Au ultrasmall nanohybrids as highly active electrocatalysts for hydrogen evolution reaction

2017 ◽  
Vol 5 (8) ◽  
pp. 4122-4128 ◽  
Author(s):  
Jinxuan Zhang ◽  
Tanyuan Wang ◽  
Lu Liu ◽  
Kuangzhou Du ◽  
Wanglian Liu ◽  
...  
Keyword(s):  
Molybdenum Disulfide ◽  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Electrocatalytic Activity ◽  
Solvothermal Method ◽  
Gold Nanoclusters ◽  
Highly Active

MoS2–Au nanohybrids prepared from MoS2 nanoparticles with gold nanoclusters by a solvothermal method showed outstanding electrocatalytic activity toward HER.

Graphitized carbon-coated vanadium carbide nanoboscages modified by nickel with enhanced electrocatalytic activity for hydrogen evolution in both acid and alkaline solutions

2017 ◽  
Vol 5 (44) ◽  
pp. 23028-23034 ◽  
Author(s):  
Lishan Peng ◽  
Jingjun Shen ◽  
Ling Zhang ◽  
Yao Wang ◽  
Rui Xiang ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Electrocatalytic Activity ◽  
Carbon Coating ◽  
Vanadium Carbide ◽  
Three Dimensional ◽  
Graphitic Carbon ◽  
Alkaline Solutions ◽  
Graphitized Carbon ◽  
Highly Active ◽  
Carbon Coated

Three-dimensional Ni-modified VC nanoboscages with graphitic carbon coating structures were controllably synthesized as a highly active HER catalyst by inventively employing metallic Ni as a crystalline inducer.

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