Quignard Françoise, Tanchoux Nathalie
ICGM, Univ Montpellier, CNRS, ENSCM, 34296 Montpellier, France.
Gels. 2020 Jun 29;6(3):19. doi: 10.3390/gels6030019.
Aerogels can be defined as ultralight materials with a 3D porous structure, similar to their parent wet gels, where the solvent has been replaced by a gas without a collapse of the gel structure, thanks to the drying process used (supercritical CO drying, freeze drying, etc.). (...).
气凝胶可定义为具有三维多孔结构的超轻材料,与其母体湿凝胶类似,在其中溶剂已被气体取代,而凝胶结构未发生坍塌,这得益于所采用的干燥过程(超临界CO₂干燥、冷冻干燥等)。(……)