[3] [3] YU P, KIRKPATRICK R J, POE B, et al. Structure of calcium silicate hydrate (C-S-H): near-, mid-, and far-infrared spectroscopy［J］. Journal of the American Ceramic Society, 2004, 82(3): 742-748.

[9] [9] DONG M H, RUAN S Q, ZHAN S L, et al. Utilization of red mud with high radiation for preparation of autoclaved aerated concrete (AAC): performances and microstructural analysis［J］. Journal of Cleaner Production, 2022, 347: 131293.

[14] [14] QU X L, ZHAO X G. Previous and present investigations on the components, microstructure and main properties of autoclaved aerated concrete-A review［J］. Construction and Building Materials, 2017, 135: 505-516.

[17] [17] MOLLAH M Y A. A Fourier transform infrared spectroscopic investigation of the early hydration of Portland cement and the influence of sodium lignosulfonate［J］. Cement and Concrete Research, 2000, 30(2): 267-273.

[18] [18] FANG YONG HAO, LU ZHENG LONG, WANG ZHONG LI. FT-IR study on early-age hydration of alkali-activated slag cement［J］. Key Engineering Materials, 2011, 492: 429-432.