Updated 9/28/07

Conference Program

 

Excited State Processes in Electronic and Bio Nano-Materials

 

 

October 1-4, 2007

Los Alamos, New Mexico, USA

                                       

http://cnls.lanl.gov/~esp/esp2007.html

 

Sponsored by Center for Nonlinear Studies, Theoretical, Chemistry, Materials Science and Technology, and Bioscience Divisions at Los Alamos National Laboratory and supported by the U.S. Department of Energy.

 

Organizers: Sergei Tretiak, Avadh Saxena, and Richard L. Martin.

Scientific Advisors: Alan R. Bishop, Andrew P. Shreve, and Victor I. Klimov

 

Location: Lodge at Santa Fe (http://hhandr.com/san_main.php), Santa Fe, NM


Monday, October 1

08:00am – 08:40am          Registration

08:40am – 09:00am                    Welcome: Alan Bishop (AD-TSC), Robert Ecke (CNLS Director), Adam Shipman (Conference Coordinator, CNLS)

Biosystems/catalysis/molecular aggregates

Session chair: James McCusker (Michigan State University)                 

09:00am – 09:45am          William Goddard (Caltech)

"New methods for Excited State Processes and applications to nanoelectronic systems"

09:45am – 10:30am          Geoffrey Strouse (Florida State University)

"Nanometal Surface Energy Transfer:Application for Optical Rulers in Biomolecuar Processes"

10:30am – 10:45am                    Break

10:45am – 11:30am          David Beratan (Duke University)

“Protein electron transfer:  when and why does structure matter?”

11:30am – 12:15pm          Mu-Hyun Baik (Indiana University)

“Understanding Water Oxidation Catalysis: Insights from Computer Simulations”

12:15pm – 12:35pm          Xinzheng Yang (Texas A&M University)

Electronic Structure Study of a Novel Series of 2-Dimensional Trimetallic Cluster Complexes, Ru3(CO)9(μ-SnPh2)3[Pt(PBut3)]x, x = 0 3

12:35pm – 02:00pm                    Lunch

Session chair: Andrew Shreve (LANL)                  

02:00pm – 02:45pm          Rienk van Grondelle (Vrije Universiteit, Netherlands)

“The mechanism of photoprotective energy dissipation in higher plants”

02:45pm – 03:30pm          Jasper Knoester (University of Groningen, Netherlands)

“Excitons in molecular aggregates: dynamics, statistics, ensemble and single-molecule spectroscopy”

03:30pm – 03:45pm                    Break

03:45pm – 04:30pm          Steven Gray (ANL)   

“Theoretical Modeling of Surface Plasmon Excitations in Metallic Nanostructures for Enhanced Nonlinear Responses and Chemical and Biological Sensing”

04:30pm – 05:15pm          David Yaron (Carnegie Mellon University)   

“Computational modeling and design of fluorescent dyes for bioimaging”

05:15pm – 05:45pm          Discussion Panel

Moderators:                     James McCusker (Michigan State University) and                                                      Andrew Shreve (LANL)

06:00pm                          Reception/Cash bar

 


Tuesday, October 2

Nonlinear optical materials/sensors

Session chair:                   Brian Crone (LANL)

08:40am – 09:25am          Uwe Kortshagen (University of Minnesota)

“Plasma synthesis, functionalization, and luminescent properties of silicon nanocrystals”

09:25am – 10:10am                    Mireille Blanchard-Desce (University of Rennes, France)

“Molecular to supra molecular engineering for multiphotonics and related applications”

10:10am – 10:55am          Hans Agren (Royal Institute of Technology, Sweden)

“Multiphysics Modeling of Nonlinear Properties: Molecules and Nanoparticles”

10:55am – 11:10am                    Break

11:10am – 11:55am          Vladimir Chernyak (Wayne State University)

“Exciton Scattering Approach for Electronic Excitations in Conjugated Molecules: From Oligomers to Organic Networks.”

11:55am – 12:40pm          Rick Averitt (Boston University)

“Terahertz Metamaterial Devices”

12:40pm – 02:00pm                    Lunch

Carbon nanotubes

Session chair:                  Stephen Doorn (LANL)

02:00pm – 02:45pm                    Tony Heinz (Columbia University)

“The nature and dynamics of excited states in carbon nanotubes”

02:45pm – 03:30pm          Phaedon Avouris (IBM)

“Photonics and Optoelectronics of Carbon Nanotubes”

03:30pm – 03:45pm                    Break

03:45pm – 04:30pm          Larry Luer (Politecnico di Milano, Italy)

“Exciton size and diffusion in (6,5) carbon nanotubes”  

04:30pm – 05:15pm          Anne Kelley (UC Merced)

“Surface enhanced resonance Raman scattering and excited state processes on metal nanoparticles”

05:15pm – 05:45pm          Discussion Panel

Moderators:                     Steven Gray (ANL)            and Tony Heinz (Columbia University)

Poster Session

Poster session chair:         Sergei Tretiak (LANL)

05:45pm – 06:00pm          Preparation

06:00pm – 08:00pm          Poster Session, Reception


Wednesday, October 3

Conjugated polymers/Devices

Session chair: Valy Vardeny (University of Utah)     

08:40am – 09:25am          Laurens Siebbeles (TU Delft, Netherlands)

“Fundamental studies of charge and exciton dynamics in conjugated organic materials”

09:25am – 10:10am                    Michael Winokur (University of Wisconsin)

“How Structure Impacts Optical Properties in Polyfluorene Thin Films”

10:10am – 10:30am          Veaceslav Coropceanu (GaTech)

“Electron-Phonon Interaction in Organic Molecular Semiconductors”

10:30am – 10:45am                    Break

10:45am – 11:30am          Show-An Chen (National Tsing Hua University, Taiwan)

“Efficient electro-phosphorescence from phosphor-doped conjugated polymers with high and low triplet energies”  

11:30am – 12:15pm          John Lupton (University of Utah)

“How chain conformation controls the photophysics of single conjugated polymer molecules”

12:15pm – 12:35pm          Cungeng Yang (University of Utah)

Polaron Spin-lattice Relaxation Time Obtained from Optically Detected Magnetic Resonance Dynamics in p-Conjugated Polymers

12:35pm – 02:00pm                    Lunch

Session chair:                   Enrique Batista (LANL)

02:00pm – 02:45pm                    Gary Rumbles (NREL)  

“Time-resolved Microwave Studies of Conjugated Polymer Bulk Heterojunctions: Advancing Excitonic Solar cells”

02:45pm – 03:30pm          Darryl Smith (LANL)

“Comparison of spin generation in organic and inorganic semiconductors”

03:30pm – 03:45pm                    Break

03:45pm – 04:30pm          Christoph Boehme (University of Utah)  

“Electrical detection of spin coherence in organic devices - how does it work and what can we learn from this?”

04:30pm – 05:15pm          Hsing-Lin Wang (LANL)

“Control synthesis of metal nanoparticles via electrodeless deposition using conducting polymers”

05:15pm – 05:45pm          Discussion Panel                          

Moderators:                     Valy Vardeny (University of Utah) and                                                                        Laurens Siebbeles (TU Delft, Netherlands)

06:30pm                          Banquette

Remarks:   Toni Redondo (T-division director) and Valy Vardeny (University of Utah)
Thursday, October 4

Quantum dots/hybrid materials/interfaces/spectroscopy

Session chair:                   Normand Modine (SNL)           

08:40am – 09:25am          David Nesbitt (JILA)

“Blinking Dynamics in Quantum Dots: Insights from Time Domain and Chemical Studies”

09:25am – 10:10am                    Alexander Efros (NRL)

“Mode locking of electron spin coherence in ensemble of charged quantum dots”

10:10am – 10:55am                    Philippe Guyot-Sionnest (University of Chicago)

“Switching the luminescence with charged dots and investigations of the Auger mechanism”

10:55am – 11:10am          Break

11:10am – 11:55am          Masaru Kuno (University of Notre Dame)

“Recent perspectives on the optical properties of solution-based nanowires”

11:55am – 12:40pm          Marija Drndic (University of Pennsylvania)  

“High-resolution device fabrication for nanocrystal-based electronics and blinking studies”        

12:40pm – 02:00pm                    Lunch

Session chair:                   Andrei Piryatinski (LANL)

02:00pm – 02:45pm                    Antoinette Taylor (LANL)

“Ultrafast Observation of the Coexistence of Antiferromagnetism and Superconductivity in a High-Tc Superconductor”

02:45pm – 03:30pm          Benjamin Schwartz (UCLA)

“Controlling the nm-scale architecture of conjugated polymer-based materials for applications in plastic lasers and bulk heterojunction solar cells”

03:30pm – 03:45pm                    Break

03:45pm – 04:30pm          Han Htoon (LANL)

“Polarization-resolved fine structure and magneto-optics of single CdSe nanocrystal quantum dots”

04:30pm – 04:50pm          Randy Ellingson (NREL)

“Multiple Exciton Generation in Colloidal Nanocrystals for Enhanced Solar Energy Conversion”

04:50pm – 05:10pm          Zilvinas Rinkevicius (Institute of Technology, Sweden)

 “Second harmonic generation in SiO2/Si(111) interface: density functional theory investigation”

05:10pm – 05:40pm          Discussion Panel                         

Moderators:                     Philippe Guyot-Sionnest (University of Chicago)  and Richard Schaller (LANL)                       

05:40pm – 05:45pm          Closing Remarks  

 


Poster Session

Tuesday, October 2, 2007 (06:00pm – 08:00pm)

1. Xin Ai (NREL)

“Chemistry and Photophysics of Highly Luminescent Water Soluble Quantum Dots”

 

2. Victor Albert (University of Florida)

“Fragmentation of Endohedral Fullerenes”

 

3. Ekaterina Badaeva (University of Washington)

“Theoretical characterization of diluted magnetic semiconductors: (Mn, Zn)O and (Co, Zn)O clusters”

 

4. Nick Borys (University of Utah)

“Second Harmonic Generation from Tollens SERS Substrates for Plasmon Enhanced Spectroscopy of π-conjugated Systems”

 

5. George Cragg (LANL)

“Effective Coulomb Interaction for Charges Confined to a Nanosphere”

 

6. Steven Doorn (LANL)

“Small Diameter Effects on the E33 and E44 Transitions in Semiconducting Single Walled Carbon Nanotubes”

 

7. Volkan Ediz (Carnegie Mellon University)

“Computational modeling of cyanine dyes for bioimaging”

 

8. Andrew Ferguson (NREL)

“Single-walled carbon nanotubes as electron acceptors in polymer-based photoactive systems”

 

9. Jay Giblin (University of Notre Dame)

“Polarization characteristics of individual CdSe nanowires”

 

10. Josh Halt (University of Utah)

“Femtosecond transient studies of photoinduced charge transfer in polymers doped with strong acceptor molecules”

 

11. Marcus Jones (University of Toronto, Canada)

“Excited State Dynamics in Type II CdSe/CdTe Nanorod Heterostructures”

 

12. Svetlana Kilina (University of Washington)

“First band excitons of carbon nanotubes: parallel and cross polarized transitions”

 

13. Svetlana Kilina (University of Washington)

“Simulations of electronic properties of self assembled soft materials: DNA adsorbed on metallic and carbon nanotube surfaces”

 

14. Dmitri Kilin (University of Florida)

“Ab initio treatment of surface photovoltaic effect in semiconductors”

 

15. Dmitri Kilin (University of Florida)

“Ab initio study of exciton transfer dynamics from a core–shell semiconductor quantum dot to a porphyrin-sensitizer”

 

16. Anna Lee (University of Toronto, Canada)

“Smart Quantum Dots: Synthesis and characterization of Quantum Dot/Stimuli Responsive Polymer Hybrid Structures”

 

17. Normand Modine (SNL)

“Atomistic Modeling of Mechanical Internal Dissipation”

 

18. Alexandre Ndobe (University of Utah)

“Below-Gap Excitation of MEHPPV/PCBM blend”

 

19. Anshu Pandey (University of Chicago)

“Single and Multiple carriers in Quantum Dots”

 

20. Colin Reese (Stanford)

“Detailed characterization of charge-transport phenomena via high-performance, microscale single-crystal field-effect transistors patterned by photolithography on an elastomer dielectric”

 

21. Sanjeev Singh (University of Utah)

“Ultrafast polarization memory dynamics of photoexcitations in pi-conjugated polymers”

 

22. Qing Song (NREL)

“Surface Modification of InAs Quantum Dots by Organic Molecules or Inorganic Core-Shell Architecture”

 

23. Arvydas Tamulis (Vilnius University)

“Quantum Processes of SelfAssembly, Photosynthesis and Molecular Computing in Artificial Minimal Living Cells”

 

24. Christof Teuscher (LANL)

“Dynamics of Self-Assembled Complex Nanoscale Interconnect Networks”

 

25. Paul Tongwa (NMSU)

“Structural and spectroscopic studies of nonlinear optical organic material”

 

26. Jianmin Tao (LANL)

“Excitation Energies from a time-dependent non-empirical density functional”

 

27. Kirill Velizhanin (Las Cruces)

“Optical spectroscopy of polyatomic materials: first principles calculations of anharmonic potential energy surfaces”

 

28. Ping Yang (LANL)

“Effect of Intra-molecular Disorder and Inter-molecular Electronic Interactions on the

Electronic Structure of Conjugated Polymers”

 

29. Hsing-Lin Wang (LANL)

“Control synthesis of metal nanoparticles via electrodeless deposition using conducting polymers”

 

30. Cathy Wong (University of Toronto, Canada)

“Exciton dynamics within the fine structure of the first excited state of CdSe semiconductor nanorods”

 

31. Chao Wu (Wayne State University)

“Multiscale Modeling of Electronic Excitations in Branched Conjugated Molecules Using Exciton Scattering Approach”

 

32. Nathan Wells (University of Minnesota)

“Photophysics of Polythiophenes from 10 fs to the Lifetime”

 

33. Michael Zwolak (LANL)

“DNA sequencing via transverse electronic transport”