From: Large current difference in Au-coated vertical silicon nanowire electrode array with functionalization of peptides
Au film
VSNEA
δ film = Q peptide , flim - Q bare , film Q bare , film × 100 = 1.529 × 10 - 2 C - 1.636 × 10 - 2 C 1.636 × 10 - 2 C × 100 = - 6.540 %
δ NWs = Q peptide , NWs - Q bare , NWs Q bare , NWs × 100 = 4.899 × 10 - 2 C - 1.163 × 10 - 1 C 1.163 × 10 - 1 C × 100 = - 57.876 %
δ NWs δ film = - 57.876 % - 6.540 % = 8.850