A Nitrogen-Rich Covalent Triazine Framework as a Photocatalyst for Hydrogen Production

Figure 3

(a) SEM image of CTF-CN, (b) SEM image of g-C₃N₄, and (c, d) TEM images of CTF-CN and (e) secondary electron image and (f–j) energy-dispersive spectroscopy element maps for CTF-CN. Elements mapped were (f) C, (g) N, (h) O, (i) S, and (j) Br.

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