[2] PROVIS J L. Alkali-activated materials［J］. Cement and Concrete Research, 2018, 114: 40-48.

[3] TEMUUJIN J, MINJIGMAA A, DAVAABAL B, et al. Utilization of radioactive high-calcium Mongolian fly ash for the preparation of alkali-activated geopolymers for safe use as construction materials［J］. Ceramics International, 2014, 40(10): 16475-16483.

[4] NG T S, AMIN A L, FOSTER S J. The behaviour of steel-fibre-reinforced geopolymer concrete beams in shear［J］. Magazine of Concrete Research, 2013, 65(5): 308-318.

[5] DAVIDOVITS J. Geopolymer chemistry and applications［M］. 3rd ed. Saint-Quentin: Institut Géopolymère, Geopolymer Institute, Saint-Quentin, 2008.

[7] NAZARI A, BAGHERI A, RIAHI S. Properties of geopolymer with seeded fly ash and rice husk bark ash［J］. Materials Science and Engineering: A, 2011, 528(24): 7395-7401.

[8] ZHANG M, EL-KORCHI T, ZHANG G P, et al. Synthesis factors affecting mechanical properties, microstructure, and chemical composition of red mud-fly ash based geopolymers［J］. Fuel, 2014, 134: 315-325.

[9] COLLINS F G, SANJAYAN J G. Workability and mechanical properties of alkali activated slag concrete［J］. Cement and Concrete Research, 1999, 29(3): 455-458.

[10] DOUGLAS E, BILODEAU A, MALHOTRA V. Properties and durability of alkali-activated slag concrete［J］. ACI Materials Journal, 1992, 89(5): 509-516.

[11] YANG K H, CHO A R, SONG J K. Effect of water-binder ratio on the mechanical properties of calcium hydroxide-based alkali-activated slag concrete［J］. Construction and Building Materials, 2012, 29: 504-511.

[12] FERNNDEZ-JIMNEZ A M, PALOMO A, LPEZ-HOMBRADOS C. Engineering properties of alkali-activated fly ash concrete［J］. ACI Materials Journal, 2006, 103(2): 106-112.

[13] JOSEPH B, MATHEW G. Influence of aggregate content on the behavior of fly ash based geopolymer concrete［J］. Scientia Iranica, 2012, 19(5): 1188-1194.

[14] THOMAS R J, PEETHAMPARAN S. Alkali-activated concrete: engineering properties and stress-strain behavior［J］. Construction and Building Materials, 2015, 93: 49-56.

[17] PUERTAS F, MARTNEZ-RAMREZ S, ALONSO S, et al. Alkali-activated fly ash/slag cements: strength behaviour and hydration products［J］. Cement and Concrete Research, 2000, 30(10): 1625-1632.

[18] FANG G H, HO W K, TU W L, et al. Workability and mechanical properties of alkali-activated fly ash-slag concrete cured at ambient temperature［J］. Construction and Building Materials, 2018, 172: 476-487.

[19] VAN DEVENTER J S J, PROVIS J L, DUXSON P, et al. Reaction mechanisms in the geopolymeric conversion of inorganic waste to useful products［J］. Journal of Hazardous Materials, 2007, 139(3): 506-513.

[21] HANY E, FOUAD N, ABDEL-WAHAB M, et al. Compressive strength of mortars incorporating alkali-activated materials as partial or full replacement of cement［J］. Construction and Building Materials, 2020, 261: 120518.

[22] FANG G H, WANG Q, ZHANG M Z. Micromechanical analysis of interfacial transition zone in alkali-activated fly ash-slag concrete［J］. Cement and Concrete Composites, 2021, 119: 103990.

[23] FERNNDEZ-JIMNEZ A, PALOMO A. Composition and microstructure of alkali activated fly ash binder: effect of the activator［J］. Cement and Concrete Research, 2005, 35(10): 1984-1992.

[27] RANGAN B V, HARDJITO D, WALLAH S E, et al. Studies on fly ash-based geopolymer concrete［C］//Proceedings of the world congress geopolymer, Saint Quentin, France, 2005: 133-137.

[28] COLLINS F, SANJAYAN J G. Microcracking and strength development of alkali activated slag concrete［J］. Cement and Concrete Composites, 2001, 23(4/5): 345-352.

[30] ALASADY A, KOTHARI A, PROVIS J, et al. The effect of blast furnace slag/fly ash ratio on setting, strength, and shrinkage of alkali-activated pastes and concretes［J］. Frontiers in Materials, 2019, 6: 9.