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纳米多孔金属增强非晶态硫化钼的高效制氢催化活性。

Nanoporous metal enhanced catalytic activities of amorphous molybdenum sulfide for high-efficiency hydrogen production.

机构信息

WPI Advanced Institute for Materials Research, Tohoku University, Sendai, 980-8577, Japan.

出版信息

Adv Mater. 2014 May 21;26(19):3100-4. doi: 10.1002/adma.201305678. Epub 2014 Feb 19.

DOI:10.1002/adma.201305678
PMID:24554595
Abstract

We fabricated a robust electrocatalyst by chemically depositing an ultrathin layer of amorphous molybdenum sulfide on the internal surface of dealloyed nanoporous gold. The catalyst exhibits superior electrocatalysis toward hydrogen evolution reaction in both acidic and neutral media with 2-6 times improvement in catalytic activies compared to other molybdenum sulfide based materials.

摘要

我们通过在脱合金纳米多孔金的内表面化学沉积一层超薄的非晶态硫化钼来制备一种稳定的电催化剂。与其他基于硫化钼的材料相比,该催化剂在酸性和中性介质中对析氢反应表现出优越的电催化活性,催化活性提高了 2-6 倍。

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