Wang Leilei,Wang Qinlong,Li Jing,Huang Changrong. Determination of average grain size of nano-alumina by X-ray diffraction method[J]. Inorganic Chemicals Industry, 2021, 53(4): 86-89.
Chen T Y, Lu W, Liu W , et al. Preparation of purity Al2O3 for LED sapphire materials by ammonium aluminum sulfate and its performance[J]. Advanced Materials Research, 2014,1033:50-55.