A functionalised nickel cyclam catalyst for CO<sub>2</sub> reduction: electrocatalysis, semiconductor surface immobilisation and light-driven electron transfer



Neri, Gaia ORCID: 0000-0003-1326-9327, Walsh, James J, Wilson, Calum, Reynal, Anna, Lim, Jason YC, Li, Xiaoe, White, Andrew JP, Long, Nicholas J, Durrant, James R and Cowan, Alexander J ORCID: 0000-0001-9032-3548
(2015) A functionalised nickel cyclam catalyst for CO<sub>2</sub> reduction: electrocatalysis, semiconductor surface immobilisation and light-driven electron transfer. PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 17 (3). pp. 1562-1566.

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Abstract

The immobilisation of electrocatalysts for CO2 reduction onto light harvesting semiconductors is proposed to be an important step towards developing more efficient CO2 reduction photoelectrodes. Here, we report a low cost nickel cyclam complex covalently anchored to a metal oxide surface. Using transient spectroscopy we validate the role of surface immobilisation on enhancing the rate of photoelectron transfer. Furthermore [Ni(1,4,8,11-tetraazacyclotetradecane-6-carboxylic acid)](2+) (2) is shown to be a very active electrocatalyst in solution.

Item Type: Article
Subjects: ?? QD ??
Depositing User: Symplectic Admin
Date Deposited: 24 Mar 2015 15:08
Last Modified: 18 Oct 2023 07:01
DOI: 10.1039/c4cp04871g
Related URLs:
URI: https://livrepository.liverpool.ac.uk/id/eprint/2008884