Engineering the electronic structure of Ni-Co bimetallic sites toward efficient electrochemical biomass upgrading and CO2 reduction.
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ABSTRACT: Electrochemical coupling of the 5-hydroxymethylfurfural oxidation reaction (HMFOR) and CO2 reduction reaction (CO2RR) offers a promising route to produce high-value chemicals while lowering the energy input. A critical bottleneck in the CO2-HMF coupled system is the poor ability of the anode catalyst to adsorb and desorb HMF and OH-, resulting in prohibitively high energy consumption. We construct an anode catalyst NiCo2O4 by regulating the tetrahedral site to increase the ratio of Co3+/Co2+, which achieves a faradaic efficiency (FE) for 2,5-furandicarboxylic acid (FDCA) of 99.1% at 1.5 V vs. RHE. The CO2-HMF coupled system with NiCo2O4 as an anode and Au as a cat
SUBMITTER: Yan QL
PROVIDER: S-EPMC12834214 | biostudies-literature | 2026 Jan
REPOSITORIES: biostudies-literature
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