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}

(a) Absorption spectra of g-C₃N₄ nanosheets obtained at 550 °C with different preparation time and (b) Wood–Tauc method determining band gap energy of indirect semiconductor.