Session: Excited Electronic States in Chemistry and Biology: Theory and Experiment


PHYS		Thursday, August 23, 2007

8:20 AM-12:10 PM BCEC -- 160A, Oral
Excited Electronic States in Chemistry and Biology: Theory and Experiment
DNA and RNA Bases
Organizers:	Todd J. Martinez Spiridoula Matsika
Presiding:	Manuela Merchán
8:20 AM	689	Light-driven enzymatic DNA repair: What's hot and what's not Robert J. Stanley, Goutham Kodali, Salim Saddiqui, Zhanjia Hou, Madhavan Narayanan
9:00 AM	690	On the nature of long-lived singlet excited states in DNA Bern Kohler, Tomohisa Takaya, Charlene Su, Carlos E. Crespo-Hernández
9:40 AM	691	Hydrogen bonding in the guanosine-cytidine base pair promotes ultrafast nonradiative electronic relaxation Nina K. Schwalb, Friedrich E. E. Temps
10:00 AM		Intermission
10:10 AM	692	Femtosecond exciton dynamics in DNA Torsten Fiebig
10:30 AM	693	Ultrarapid dynamics process is nucleic acid oligomers and photoreceptor protein analogs Delmar Scott Larsen, Askat Jailaubekov, Christina To, Stephen E Bradforth
11:10 AM	694	Radiationless decay mechanism of cytosine: An ab initio study with comparisons to cytosine analogs Kurt Kistler, Spiridoula Matsika
11:30 AM	695	Finite temperature excited states of cytosine base in the native DNA environment Marat Valiev, Karol Kowalski
11:50 AM	696	Dynamics and mechanism in donor-acceptor bridged pi-stacked tertiary ureas Tarek A. Zeidan, Qiang Wang, Torsten Fiebig, Frederick D. Lewis

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