Figure 1

Chemical structure of the N-heterocyclic carbene Fe(II) compound that efficiently transfers electrons to TiO2 when illuminated with visible light. Taken without permission from Harlang et al.2

Chemical structure of the N-heterocyclic carbene Fe(II) compound that efficiently transfers electrons to TiO2 when illuminated with visible light. Taken without permission from Harlang et al.2