"Masaki Okamoto,Hiroyuki Tsukada,Syun Fukasawa,Aya Sakajiri","Synthesis of hollow and rattle-type mesoporous silica spheres by treating layered mesoporous silica with a basic solution, and using the spheres as microreactors for two-phase reactions",,"Journal of Materials Chemistry A",,,"No. 3","pp. 11880-11890",2015,May