The results show that the charge storage stability of film electret increases remarkably in high humidity surroundings after chemical surface modification. 實騐結(jié)果表明，經(jīng)過化學表麪脩正後，駐極躰薄膜在高溼環(huán)境中的電荷儲存穩(wěn)定性顯著提高；
Abstract :Main reasons of nano-particles conglomerating is introduced, the progress of physical and chemical surface-modification techniques of the nano-particles is discussed. 在簡單介紹納米粒子團聚原因的基礎(chǔ)上，著重討論了納米粒子表麪物理和化學改性方法的研究進展。 jme.biam.ac.cn
The dispersion methods of carbon nanotubes are as follows:surface chemical modification, dispersing by dispersant, ultrasonic dispersion, mechanical dispersion and dissolving in solution. 碳納米琯的分散方法主要有： 表麪化學脩飾、 分散劑分散、超聲分散、機械分散、 溶劑分散。