Fig. 4: Proposed SOD-like activity of C-dot nanozyme with and without hydroxyl groups.
From: Deciphering the catalytic mechanism of superoxide dismutase activity of carbon dot nanozyme

a Proposed reaction pathway to achieve the SOD-like catalytic cycle of C-dot nanozyme without hydroxyl groups. b Proposed reaction pathway to achieve the SOD-like catalytic cycle of C-dot nanozyme with hydroxyl groups. c Gibbs free energy profile for a SOD-like catalytic cycle of C-dot nanozyme without hydroxyl groups. d Gibbs free energy profile for a SOD-like catalytic cycle of C-dot nanozyme with hydroxyl groups.