1. Negatively photochromic organic compounds: Exploring the dark side. (February 2018) Authors: Aiken, Stuart; Edgar, Ross J.L.; Gabbutt, Christopher D.; Heron, B. Mark; Hobson, Peter A. Journal: Dyes and pigments Issue: Volume 149(2018) Page Start: 92 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗