A linear a-D-(13)-glucan, named PSG, was obtained from the spores of Ganoderma lucidum. The synthesis of positively and......

The liquid一Iiquid solvent extraetion 15 an energy一saving teehnique,whieh has been widely ap-p Iied to the hydrometallu......

A three-sidewalls-prism holographic method has been provided for the fabrication of 3-D fcc-type polymeric photonic crys......

β-(2-imidazolinyl)-ethyl methyl diethoxy silane quarternary halides and its condensed polymers with bisphenol A were sy......