Noble-metal-free g-C3N4/Ni(dmgH)2 composite for efficient photocatalytic hydrogen evolution under visible light irradiation

The noble-metal-free g-C3N4/Ni(dmgH)2 composites show efficient and stable photocatalytic hydrogen evolution under visible light in triethanolamine aqueous solution. •Ni(dmgH)2 sub-microwires as new noble-metal-free co-catalysts for H2 evolution reaction.•Ni(dmgH)2/g-C3N4 composites show highly effi...

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