A novel pathway to hierarchically porous silica monoliths with macropores in the range of 200−800 nm and periodically arranged mesopores with a repeating unit distance of 11 nm is presented by an ethylene glycol-modified silane as inorganic precursor in the presence of an amphiphilic block copolymer as a structure-directing agent in purely aqueous solution.
No takes yet. Share an insight, caveat, or question.
Huesing et al. (2003) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: