Chinese Journal of Catalysis ›› 2023, Vol. 49: 152-159.DOI: 10.1016/S1872-2067(23)64450-X
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Huizhen Lia, Yanlei Chena, Qing Niua, Xiaofeng Wanga, Zheyuan Liua, Jinhong Bib, Yan Yua,*(), Liuyi Lia,*(
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Received:
2023-02-28
Accepted:
2023-04-18
Online:
2023-06-18
Published:
2023-06-05
Contact:
*E-mail: Supported by:
Huizhen Li, Yanlei Chen, Qing Niu, Xiaofeng Wang, Zheyuan Liu, Jinhong Bi, Yan Yu, Liuyi Li. The crystalline linear polyimide with oriented photogenerated electron delivery powering CO2 reduction[J]. Chinese Journal of Catalysis, 2023, 49: 152-159.
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URL: https://www.cjcatal.com/EN/10.1016/S1872-2067(23)64450-X
Fig. 2. (a) Schematic synthetic illustration of CLP-CS, CLP-CF, and CLP-CB. Side (b) and top (c) views of the crystal structure of CLP-CS. (d-f) PXRD patterns of experimentally observed (red), the simulated pattern (blue/orange/ purple), the profiles calculated from Le Bail fitting (green) and residual (black) for CLP-CS CLP-CF, and CLP-CB, respectively. Optical microscopy (g), SEM (h), and TEM (i) images of CLP-CS.
Fig. 3. UV-vis diffuse reflectance spectra (a), band gap structures (b), transient photocurrent responses (c), and PL spectra (d) of CLP-CS, CLP-CF, and CLP-CB.
Fig. 4. The HOMOs and LUMOs (a) and the calculated molecular dipoles (b) of model compounds for CLP-CS, CLP-CF, and CLP-CB. (c) The EPR spectra of CLP-CS and CLP-CS with [Co(bpy)3]2+ (CLP-CS and the in situ formed [Co(bpy)3]2+) under dark and light irradiation. (d) Zeta potentials of CLP-CS and [Co(bpy)3]2+.
Fig. 5. (a) Kinetic profile of CO production by CLP-CS. (b) GC-MS measurement of the gas production in isotope 13CO2 tracking experiment. (c) Catalytic performance of three polymers in an hour. (d) Recycling test of CLP-CS.
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