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Metal-organic framework (MOF) NH2-Uio-66(Zr) exhibits photocatalytic activity for CO2 reduction in the presence of triethanolamine as sacrificial agent under visible-light irradiation. Photoinduced electron transfer from the excited 2-aminoterephthalate (ATA) to Zr oxo clusters in NH2-Uio-66(Zr) was for the first time revealed by photoluminescence studies. Generation of Zr-III and its involvement in photocatalytic CO2 reduction was confirmed by ESR analysis. Moreover, NH2-Uio-66(Zr) with mixed ATA and 2,5-diaminoterephthalate (DTA) ligands was prepared and shown to exhibit higher performance for photocatalytic CO2 reduction due to its enhanced light adsorption and increased adsorption of CO2. This study provides a better understanding of photocatalytic CO2 reduction over MOF-based photocatalysts and also demonstrates the great potential of using MOFs as highly stable, molecularly tunable, and recyclable photocatalysts in CO2 reduction.
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CHEMISTRY-A EUROPEAN JOURNAL
ISSN: 0947-6539
Year: 2013
Issue: 42
Volume: 19
Page: 14279-14285
5 . 6 9 6
JCR@2013
3 . 9 0 0
JCR@2023
ESI Discipline: CHEMISTRY;
JCR Journal Grade:1
CAS Journal Grade:2
Cited Count:
WoS CC Cited Count: 539
SCOPUS Cited Count: 561
ESI Highly Cited Papers on the List: 39 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 2
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