AlPO 4 5 molecular sieve with an orthorhombic phase was studied by in situ variable temperature infrared spectroscopy. The reversible phase transition fr
Using the mixture of cationic surfactant cetyltrimethylammonium bromide(CTAB) and six nonionic surfactants as templates, meso porous silica was synthesize
In this paper, a kind of thermally linear polymer, poly N isopropylacrylamide(PNIPA) was packed into capillary electrophoresis, which can be used to separ