| Do + hν →1D | light excitation |
| 1D →3D | inter system crossing |
| 3D + 3O2 → Do + 1O2 | energy transfer |
| 1O2 + I− → IOO− → IOOH | |
| IOOH + I− → HOOI2− → I2 +HO2− → I3− + H2O2 + OH− | |
| Do + hν →1D | light excitation |
| 1D →3D | inter system crossing |
| 3D + 3O2 → Do + 1O2 | energy transfer |
| 1O2 + I− → IOO− → IOOH | |
| IOOH + I− → HOOI2− → I2 +HO2− → I3− + H2O2 + OH− | |