Structural characteristics of surface-functionalized nitrogen-doped diamond-like carbon films and effective adjustment to cell attachment*
Liu Ai-Pinga),b), Liu Mina), Yu Jian-Cana), Qian Guo-Donga)†, Tang Wei-Huac)
       
Water contact angles measured on different functionalized DLC:N films. Error bars indicate the relative standard deviations of six measurements on each substrate.