凝胶陈化对ZrB2粉末制备的影响
杨碧云1, 李军平2, 汪庭语1, 李锐星1, 冯志海2, 才鸿年3

Effects of Gel Aging on Synthesis of ZrB2 Powders
YANG Bi-Yun1, LI Jun-Ping2, WANG Ting-Yu1, LI Rui-Xing1, FENG Zhi-Hai2, CAI Hong-Nian3
图4 n C n Zr = 7, n B n Zr = 3.5a和 4b采用陈化凝胶制备的试样在1550 ℃保温2 h后的XRD图谱
Fig. 4 XRD patterns of ZrB 2 powders calcined at 1550 ℃ for 2 h using aged gels with n C n Zr = 7 and different BZr molar ratios of 3.5 a and 4 b