Title :
Conical intersection dynamics in a Rhodopsin analog: 9-cis Isorhodopsin
Author :
Polli, Dario ; Brida, Daniele ; Manzoni, Cristian ; Spillane, Katelyn M. ; Garavelli, Marco ; Kukura, Philipp ; Mathies, Richard A. ; Cerullo, Giulio
Author_Institution :
Dipt. di Fis., Politec. di Milano, Milan, Italy
Abstract :
Using broadband sub-20-fs ultrafast spectroscopy we study the conical intersection dynamics in the visual pigment analog 9-cis Isorhodopsin. We find a longer excited state lifetime and oscillations suggestive of pulsed photoproduct formation.
Keywords :
biochemistry; excited states; high-speed optical techniques; molecular biophysics; proteins; spectrochemical analysis; 9-cis isorhodopsin; conical intersection dynamics; excited state lifetime; excited state oscillations; pulsed photoproduct formation; rhodopsin analog; ultrafast spectroscopy; visual pigment analog; Absorption; Pigments; Probes; Retina; Spectroscopy; Stationary state; Visualization;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
