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Abstract:
In the drive toward green and sustainable chemistry, exploring efficient and stable metal-free photocatalysts with broadband solar absorption from the UV to near-infrared region for the photoreduction of water to H-2 remains a big challenge. To this end, a binary nanohybrid (BP/CN) of two-dimensional (2D) black phosphorus (BP) and graphitic carbon nitride (CN) was designed and used as a metal-free photocatalyst for the first time. During irradiation of BP/CN in water with >420 and >780 nm light, solid H-2 gas was generated, respectively. Owing to the interfacial interaction between BP and CN, efficient charge transfer occurred, thereby enhancing the photocatalytic performance. The efficient charge-trapping and transfer processes were thoroughly investigated with time-resolved diffuse reflectance spectroscopic measurement. The present results show that BP/CN is a metal-free photocatalyst for artificial photosynthesis and renewable energy conversion.
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JOURNAL OF THE AMERICAN CHEMICAL SOCIETY
ISSN: 0002-7863
Year: 2017
Issue: 37
Volume: 139
Page: 13234-13242
1 4 . 3 5 7
JCR@2017
1 4 . 5 0 0
JCR@2023
ESI Discipline: CHEMISTRY;
ESI HC Threshold:226
JCR Journal Grade:1
CAS Journal Grade:1
Cited Count:
WoS CC Cited Count: 895
SCOPUS Cited Count: 917
ESI Highly Cited Papers on the List: 36 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 0
Affiliated Colleges: