Characterization of pore surface modification by carbon coating using positron annihilation spectroscopy (VE-DBS)

No C-Layer 280 nm C-Layer e+ e+ e+ e+ e+ 0 2 4 6 8 10 12 14 0 45 157 328 552 827 1150 1521 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 Mean implantation depth carbon / nm 3 g / 2 g - Normalized / a. u. Energy / keV