the results showed that the amount of the surface acidic group of oxidized activated carbon increased obviously and some new groups appeared.
结果表明,经氧化的活性炭,表面含氧基团显着增加,且出现了一些新的含氧基团。
the mixed sams have also been prepared, the features of dissociation activity of acidic group in the interface and selective desorption have also been studied.