Effect of heating time on structural, morphology, optical, and photocatalytic properties of g-C<sub>3</sub>N<sub>4</sub> nanosheets

Effect of heating time on structural, morphology, optical, and photocatalytic properties of g-C₃N₄ nanosheets

Hung Nguyen Manh^{1, 4}, Mai Oanh Le Thi^{1, 2, †}, Hang Lam Thi^{1, 3}, Chung Pham Do², Duyen Pham Thi^{1, 5}, Thang Dao Viet^{1, 4}, Van Minh Nguyen^{1, 2}

FE-SEM images of g-C₃N₄ nanosheets synthesized at 550 °C with different preparation time: (a) 0.5 h, (b) 1.0 h, (c) 2.0 h, and (d) 2.5 h.