耐高温氧化铝气凝胶隔热复合材料研究进展
彭飞(
), 姜勇刚(), 冯坚(), 蔡华飞, 冯军宗, 李良军
), 姜勇刚(), 冯坚(), 蔡华飞, 冯军宗, 李良军
Research Progress on Alumina Aerogel Composites for High-temperature Thermal Insulation
PENG Fei(), JIANG Yonggang(), FENG Jian(), CAI Huafei, FENG Junzong, LI Liangjun
), JIANG Yonggang(), FENG Jian(), CAI Huafei, FENG Junzong, LI Liangjun
图2. 高温热处理后的氧化铝-氧化硅气凝胶[
Fig. 2. Alumina-silica aerogels after heat-treatment[
(a) Specific surface areas of aerogels with different molar ratios of Si; (b) TEM photos of the pristine alumina aerogel (AA-1300) and alumina-silica aerogel calcined at 1300 ℃(ASA81-1300); (c) Distribution and atomic ratio of Si and Al in the aerogel with a theoretical Si/Al molar ratio of 0.125:1 (Bars representing 20 nm; the red and green color representing Si and Al, respectively)
