The transformation of light (solar) energy for the reduction of
CO2 and the generation of adenosine 5'-triphosphate, ATP.
Source:
PAC, 1992, 64, 143. 'Glossary for chemists of terms used in biotechnology (IUPAC Recommendations 1992)' on page 162 (https://doi.org/10.1351/pac199264010143)