photoelectrochemical etching

https://doi.org/10.1351/goldbook.P04606
The dissolution of a semiconductor in an electrolytic solution upon exposure to light. Used in the photopatterning of semiconductor surfaces.
Source:
PAC, 1996, 68, 2223. 'Glossary of terms used in photochemistry (IUPAC Recommendations 1996)' on page 2260 (https://doi.org/10.1351/pac199668122223)