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Cited by 364

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A Highly Crystalline Perylene Imide Polymer with the Robust Built‐In Electric Field for Efficient Photocatalytic Water Oxidation

Zhang, Zijian, Chen, Xianjie, Zhang, Hanjie, Liu, Weixu, Zhu, Wei, Zhu, Yongfa·2020·Advanced Materials

Abstract

A highly crystalline perylene imide polymer (Urea‐PDI) photocatalyst is successfully constructed. The Urea‐PDI presents a wide spectrum response owing to its large conjugated system. The Urea‐PDI performs so far highest oxygen evolution rate (3223.9 µmol g−1 h−1) without cocatalysts under visible light. The performance is over 107.5 times higher than that of the conventional PDI supramolecular photocatalysts. The strong oxidizing ability comes from the deep valence band (+1.52 eV) which is contributed by the covalent‐bonded conjugated molecules. Besides, the high crystallinity and the large molecular dipoles of the Urea‐PDI contribute to a robust built‐in electric field promoting the separation and transportation of photogenerated carriers. Moreover, the Urea‐PDI is very stable and has no performance attenuation after 100 h continuous irradiation. The Urea‐PDI polymer photocatalyst provides with a new platform for the use of photocatalytic water oxidation, which is expected to contribute to clean energy production.

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Metadata

Authors
Zhang, Z., Chen, X., Zhang, H., Liu, W., Zhu, W., & Zhu, Y.
Venue
Advanced Materials
Publisher
Wiley
Published
2020-06-28
Volume
32
Issue
32
Pages
e1907746-e1907746
ISSN
  • 0935-9648 (ISSN-L)
  • 1521-4095
OpenAlex
W3037157774
Cited by
364
References
1
FWCI
9.01
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: A Highly Crystalline Perylene Imide Polymer with the Robust Built‐In Electric Field for Efficient Photocatalytic Water Oxidation. https://app.cochat.ai/papers/10.1002/adma.201907746
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Zhang, Z., Chen, X., Zhang, H., Liu, W., Zhu, W., & Zhu, Y. (2020). A Highly Crystalline Perylene Imide Polymer with the Robust Built‐In Electric Field for Efficient Photocatalytic Water Oxidation. Advanced Materials. https://doi.org/10.1002/adma.201907746

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