pH operated nanopistons on the surfaces of mesoporous silica nanoparticles
pH operated nanopistons on the surfaces of mesoporous silica nanoparticles, (Y.–L. Zhao, Z. Li, S. Kagehie, Y. Y. Botros, J. F. Stoddart, J. I. Zink), J. Am. Chem. Soc. 2010, 132, 13016—13025.