From photo- + transfer.
phototransfer (uncountable)
- (chemistry, physics) The apparent transfer of electric charge in a material due to illumination
1995, Kuznetrsov, Charge Transfer in Physics, Chemistry and Biology[1], →ISBN, page 384:The reorganization energy Er in phototransfer is usually greater than in the photoexcitation process due to greater charge redistribution.
2000, RNA-Ligand Interactions, Part B: Molecular Biology ...[2], →ISBN, page 111:The steps for cystamine addition are identical to the conditions for the 5 modification, and the phototransfer reaction is similar in its efficiency.