State Key Laboratory of Advanced Technology for Materials Synthesis and Processing;
Wuhan University of Technology;
Wuhan 430070;
China;
School of Chemistry;
Chemical Engineering and Life Science;
Wuhan University of Technology;
Wuhan 430070;
China;
聚(甲基丙烯酸甲酯); 二氧化硅气凝胶; 超临界二氧化碳处理; 细胞密度; 泡沫材料; 显微组织; 凝胶含量; 双尺度;