Table 1. List of Common Photosensitizers that Have Been Employed with Various Catalyst Components for Photocatalytic CO₂ Reduction^k.

Solvents: a = Acetonitrile.

b = DMF.

c = Dichloromethane.

d = Methanol.

e = Toluene.

f = Acetonitrile/dioxane (1:1 (v/v)).

g = Tetrahydrofuran.

h = Benzene.

i = E_p (irreversible wave).

^jP-P = Diphenylphosphinoethane.

^kThe table has been reproduced with permission from ref (54). Copyright [2015] [Elsevier. B. V.].