One-step coating of commercial Ni nanoparticles with a Ni, N-co-doped carbon shell towards efficient electrocatalysts for CO2 reduction

2020 ◽  
Vol 56 (54) ◽  
pp. 7495-7498
Author(s):  
Fangxin Mao ◽  
Peng Fei Liu ◽  
Pengfei Yang ◽  
Jinlou Gu ◽  
Hua Gui Yang

Commercial nickel nanoparticles (Ni NPs) were directly converted to efficient electrocatalysts for CO2 reduction by urea–Ni solid powder pyrolysis, in which a Ni, N-co-doped graphite carbon shell wraps the Ni NPs in situ.

2017 ◽  
Vol 247 ◽  
pp. 736-744 ◽  
Author(s):  
Huanxin Li ◽  
Yanping Huang ◽  
Haihui Zhou ◽  
Wenji Yang ◽  
Mengbo Li ◽  
...  
Keyword(s):  
One Step ◽  

2019 ◽  
Vol 7 (12) ◽  
pp. 6894-6900 ◽  
Author(s):  
Cheng-Zong Yuan ◽  
Hong-Bao Li ◽  
Yi-Fan Jiang ◽  
Kuang Liang ◽  
Sheng-Jie Zhao ◽  
...  

The activity of N–C for CO2 reduction was reasonably tuned by in situ encapsulation of nickel nanoparticles and explored by DFT calculations.


RSC Advances ◽  
2016 ◽  
Vol 6 (39) ◽  
pp. 32580-32585 ◽  
Author(s):  
Yang Yang ◽  
Renxi Jin ◽  
Shuo Zhao ◽  
Jihong Liu ◽  
Yunfeng Li ◽  
...  

Ni nanoparticles were immobilized on the hierarchically double-shell nickel silicate hollow nanofibers, the composites exhibited an excellent catalytic activity.


2018 ◽  
Vol 6 (46) ◽  
pp. 23610-23620 ◽  
Author(s):  
Yicheng Zhang ◽  
Liang Hu ◽  
Weiqiang Han

Carbon-supported gold/gold compound catalysts prepared by directly forming nanoparticles on carbon are easily available and efficient for CO2 electroreduction.


2017 ◽  
Vol 727 ◽  
pp. 653-656 ◽  
Author(s):  
Run Fu Li ◽  
Hua Li ◽  
Hui Ying Chen ◽  
Jian Xin Xia ◽  
Chun Lin Long

Monodisperse nickel phosphide (Ni5P4) nanoparticles supported on carbon (Ni5P4@C) were in situ synthesized by one step solution-phase route, in which the mixture of trioctyloxide (TOPO) and trioctylphosphine (TOP) was used as solvent, capping agent and phosphor source. Ni5P4nanocrystals were in situ coupled by active carbon simply adding the carbon to the reaction solution. The as-prepared Pt-free Ni5P4 nanocrystals exhibit the enhanced electrocatalytic activity toward hydrogen oxidation reaction (HOR) compared to pure commercial Ni nanoparticles. Therefore, the obtained Ni5P4@C nanocatalyst appears to be promising non precious metal electrocatalysts for HOR.


2020 ◽  
Vol 4 (5) ◽  
pp. 2527-2540 ◽  
Author(s):  
Binbin Chang ◽  
Lei Wang ◽  
Weiwei Shi ◽  
Yuting Chai ◽  
Shouren Zhang ◽  
...  

Binary-heteroatom co-doped microporous carbon nanosheets were prepared by a facile, one-step, in situ self-activation strategy.


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