Wu, Chuanliu Enhanced One- and Two-Photon Excitation Emission of a Porphyrin Photosensitizer by FRET from a Conjugated Polyelectrolyte. [electronic resource] - Macromolecular rapid communications Apr 2009 - 504-8 p. digital Publication Type: Journal Article ISSN: 1022-1336 Standard No.: 10.1002/marc.200800655 doi