Efficient light-to-current conversion by organic-inorganic interfacial charge-transfer transitions in TiO2 chemically adsorbed with 2-anthroic acid

- Efficient light-to-current conversion due to interfacial charge-transfer absorption was realized.
- TiO2 chemically adsorbed with 2-anthroic acid shows interfacial charge-transfer absorption.
- Exponential distribution of surface unoccupied orbitals in TiO2 was revealed.