MOF-derived surface modified Ni nanoparticles as an efficient catalyst for the hydrogen evolution reaction

Teng Wang, Qianyu Zhou, Xiaojuan Wang, Jie Zheng, Xingguo Li

Research output: Contribution to journalArticlepeer-review

153 Scopus citations

Abstract

Pyrolysis of a Ni based metal organic framework in NH3 yields Ni nanoparticles with surface nitridation together with thin carbon coating layers. The subtle surface modification significantly improves the catalytic performance for the hydrogen evolution reaction (HER). The surface modified Ni nanoparticles show a low overpotential of only 88 mV at a current density of 20 mA cm-2, which is one of the most efficient HER catalysts based on metallic Ni reported so far. The results suggest that controlled pyrolysis of MOFs is an effective method to prepare highly efficient noble metal free HER catalysts.

Original languageEnglish
Pages (from-to)16435-16439
Number of pages5
JournalJournal of Materials Chemistry A
Volume3
Issue number32
DOIs
StatePublished - 28 Aug 2015
Externally publishedYes

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