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2 采用未陈化凝胶制备的试样在1550 ℃保温2 h后的XRD图谱
Fig. 2 XRD patterns of ZrB 2 powders calcined at 1550 ℃ for 2 h using nascent state gels Molar ratios of a BZr = 3.5, CZr = 5; b BZr = 3.5, CZr = 7; c BZr = 4, CZr = 7