TUM-IAS Focus Workshop on “Hot Carrier Dynamics in Advanced Concept Solar Cells” Final Program Monday, October 28 8:30 - Registration (free, on-site at TUM-IAS) 9:00 Opening Address Ernst Rank Director of TUM-IAS ___________________________________________________________________________ Session I – Advanced Solar Energy Conversion by Multi Exciton Generation 9:15 Novel Approaches to Photoconversion with Engineered Quantum Dots Victor I. Klimov Los Alamos National Laboratory (LANL) 9:45 Using Colloidal Quantum Dots to Overcome Hot-Carrier Relaxation Losses in Advanced Solar Energy Conversion Strategies Matthew C. Beard Natioal Renewable Energy Laboratory (NREL) ___________________________________________________________________________ 10:15 Coffee break ___________________________________________________________________________ Session II – Hot Carrier Solar Cells – Fundamentals and Device Aspects 10:45 Hot Carrier Photovoltaic Devices Ned Ekins-Daukes University of New South Wales (UNSW) 11:15 Hot Carriers – Dissipation and Work Jean-Francois Guillemoles CNRS & The University of Tokyo 11:45 Valley Photovoltaics: Towards the Realization of the Hot Carrier Solar Cell Ian Sellers University of Oklahoma ___________________________________________________________________________ 12:30 Lunch (TUM-IAS Faculty Club) / Group Photo (before lunch) ___________________________________________________________________________ 13:30 Poster Session and Coffee (TUM-IAS Faculty Club) ___________________________________________________________________________ Session III – Hot Carrier Scattering Dynamics I – Ultrafast Optical Spectroscopy 14:30 Electron-Phonon Coupling and Charge-Carrier Cooling in Metal Halide Perovskites for Photovoltaic Applications Laura Herz University of Oxford 15:00 Dynamics of Photocarriers and Excitons in Lead Halide Perovskites Yoshihiko Kanemitsu Kyoto University 15:30 Hot Carrier Scattering and Momentum Polarization in Hybrid Perovskites Felix Deschler Technical University of Munich (TUM) ___________________________________________________________________________ 16:00 Coffee break ___________________________________________________________________________ Session IV – Hot Carrier Scattering Dynamics II – Ultrafast Electron & X-ray Spectroscopy 16:15 Hot Carrier-Lattice Coupling in Nanostructures probed by Femtosecond X-ray and Electron Scattering Techniques Aaron M. Lindenberg Stanford University 16:45 Hot Carrier and Phonon Dynamics in Semiconductors Investigated with trARPES and Femtosecond Electron Diffraction Ralph Ernstorfer Fritz-Haber Institut (FHI) Berlin ___________________________________________________________________________ 17:15 End of Session ___________________________________________________________________________ 18:30 Conference Dinner (Downtown Munich) Tuesday, October 29 8:30 - Registration (free, on-site at TUM-IAS) ___________________________________________________________________________ Session V – Dynamics of Bright Exciton States 9:00 Bright Triplet Excitons in Cesium Halide Perovskites Alexander Efros Naval Research Laboratory (NRL) 9:30 Carrier Dynamics in Size-Controlled Halide Perovskite Nanocrystals Alexander Urban Ludwig-Maximilians-University (LMU) Munich 10:00 Spatiotemporal Exciton Dynamics in Atomically Thin Materials Ermin Malic Chalmers University ___________________________________________________________________________ 10:30 Coffee break ___________________________________________________________________________ Session VI – Carrier Multiplication in Diverse Materials / Experiment & Theory 11:00 Investigation of Materials for Hot Carrier Solar Cell Absorbers Gavin Conibeer University of New South Wales (UNSW) 11:30 A Decade of Carrier Multiplication in Delft Laurens Siebbeles Delft University of Technology 12:00 Simulation of Nonequilibrium Electron and Phonon Dynamics in Advanced Photovoltaic Devices Stephen M. Goodnick Arizona State University (ASU) ___________________________________________________________________________ 12:30 Lunch (TUM-IAS) ___________________________________________________________________________ Session VII – Non-Equilibrium Carrier Effects in Nanowire and Photonic Systems 13:30 Nonequilibrium Electron and Phonon Effects in Quantum Cascade Devices Christian Jirauschek Technical University of Munich (TUM) 14:00 Harvesting heat from electrons in nanowires Heiner Linke Lund University 14:30 Strong Hot Carrier Effects in a GaAsSb/InP Nanowire Heterostructure Leigh M. Smith University of Cincinnati 15:00 From Bulk-like to 1D-Quantum Confined InGaAs-based Nanowire Solar Cells Gregor Koblmüller Technical University of Munich (TUM) ___________________________________________________________________________ 15:30 End of Workshop / Coffee Break ___________________________________________________________________________ 15:45 Optional Lab Tour through WSI / ZNN ___________________________________________________________________________ ca. 17:00 End of Lab Tour .