School of Materials Science&Engineering;
Tsinghua University;
Beijing 100084;
China;
State Key Laboratory of New Ceramics and Fine Processing;
Advanced Materials of Ministry of Education of China;
Tsinghua University;
Beijing 100084;
China;
National Center for NanoScience and Technology;
Beijing 100190;
China;
Mesoporous; silica; Hierarchical; structure; Interface; growth; Centrifugal; method; Drug; delivery; system;