fig9
![Advancements in two-dimensional covalent organic framework nanosheets for electrocatalytic energy conversion: current and future prospects](https://image.oaes.cc/9f628c62-75d5-41f4-9da5-5a1d7a1b20ab/em4072.fig.9.jpg)
Figure 9. (A) Synthesis of COF films at liquid–liquid and liquid–air interfaces. (B) Photograph of CoP-TOB film floating on water. (C) OER LSV and Tafel slope of CoP-TOB. Copyright 2023, John Wiley and Sons[59]. (D) Thickness and lateral size distribution of exfoliated Cage-COF-1-Ns (horizontal dotted black line indicates the theoretical thickness of a single-layered Cage-COF-1 nanosheet). (E) Tafel slopes of Cage-COF-1-Ns samples in OER. (F) OER polarization curves of Cage-COF-1-Ns/Co before and after 2000 potential cycles. Copyright 2022, John Wiley and Sons[126]. (G) Polarization curves of CoCu-ZIF, GDY, and CoCu-ZIF@GDY in two-electrode electrolyzers based on scan rate of 10 mV s-1; (H) Comparison with reported catalysts under overpotential of 10 mA cm-2 in two-electrode electrolyzers; (I) Long-term durability test of CoCu-ZIF@GDY electrolyzers at 10 mA cm-2 and photograph showing water splitting (the inset). Copyright 2020, Elsevier[128].