Precise tuning in platinum-nickel/nickel sulfide interface nanowires for synergistic hydrogen evolution catalysis
Soochow University · California State University, Northridge · +1 more institution
Abstract
Abstract Comprising abundant interfaces, multicomponent heterostructures can integrate distinct building blocks into single entities and yield exceptional functionalities enabled by the synergistic components. Here we report an efficient approach to construct one-dimensional metal/sulfide heterostructures by directly sulfuring highly composition-segregated platinum-nickel nanowires. The heterostructures possess a high density of interfaces between platinum-nickel and nickel sulfide components, which cooperate synergistically towards alkaline hydrogen evolution reaction. The platinum-nickel/nickel sulfide heterostructures can deliver a current density of 37.2 mA cm −2 at an overpotential of 70 mV, which is 9.7…
Citation impact
- FWCI
- 28.96
- Percentile
- 100%
- References
- 41
Authors
8Topics & keywords
- Overpotential
- Platinum
- Nickel
- Heterojunction
- Nickel sulfide
- Materials science
- Nanowire
- Sulfide
Funding
- NNNational Natural Science Foundation of ChinaAwards: 21571135, 2016YFB0100201, 51671003, 2016YFA0204100
- SUSoochow UniversityAwards: 2016YFA0204100, 21571135
- PUPeking University
- PAPriority Academic Program Development of Jiangsu Higher Education InstitutionsAwards: 2016YFA0204100, 21571135
- MUMultidisciplinary University Research InitiativeAward: W911NF-11-1-0353
- NKNational Key Research and Development Program of ChinaAwards: 2016YFB0100201, 51671003, 2016YFA0204100
- ARArmy Research OfficeAwards: W911NF, W911NF-11-1-0353, W911NF-11