氮化硼气凝胶的制备及其应用进展

柳凤琦,冯坚,姜勇刚,李良军

Preparation and Application of Boron Nitride Aerogels

LIU Fengqi,FENG Jian,JIANG Yonggang,LI Liangjun

图3 (a)双壁双曲线型BN气凝胶的制备流程示意图, (b)BN气凝胶与其他材料的密度对比, (c)BN气凝胶的相对高度、最大压力和杨氏模量与循环次数的关系曲线, (d)BN气凝胶在不同压力下的光学照片和SEM照片[26]

Fig. 3 (a) Schematic illustration of the metastructure design of BN aerogels; (b) The lightest hBN aerogels sample compared with other ultralight materials; (c) The ultimate stress, Young’s modulus, and relative height for 100 compression cycles; (d) Optical and SEM images of BN aerogels under different pressures[26]