Name: 867. Wilhelm and Else Heraeus Seminar on "Quantum Electron-Photon Interactions"
Start: 2026-09-21T08:00:00+02:00
End: 2026-09-24T16:00:00+02:00
Location: Prague

867. Wilhelm and Else Heraeus Seminar on "Quantum Electron-Photon Interactions"

from Monday, 21 September 2026 (08:00) to Thursday, 24 September 2026 (16:00)

Monday, 21 September 2026

09:00 Welcome coffee
Welcome coffee
09:00 - 09:30
Room: Charles University
09:30 Welcome & introduction - Peter Hommelhoff (Laserphysik, FAU, Erlangen) Andrea Konečná (BUT Brno) Martin Kozák (Charles University, Faculty of Mathematics and Physics)
Welcome & introduction
- Peter Hommelhoff (Laserphysik, FAU, Erlangen)
- Andrea Konečná (BUT Brno)
- Martin Kozák (Charles University, Faculty of Mathematics and Physics)
09:30 - 09:40
Room: Charles University
09:40 Zhexin Zhao - Control free-electron—light interaction for nanophotonic particle accelerators and quantum applications (invited) - Zhexin Zhao (Department of Physics, Friedrich-Alexander-Universität Erlangen-Nürnberg)
Zhexin Zhao - Control free-electron—light interaction for nanophotonic particle accelerators and quantum applications (invited)
- Zhexin Zhao (Department of Physics, Friedrich-Alexander-Universität Erlangen-Nürnberg)
09:40 - 10:15
Room: Charles University
10:15 Clarisse Woodahl - Free-electron spin polarization on a laser driven nanostructure chip (invited) - Clarisse Woodahl (Stanford University)
Clarisse Woodahl - Free-electron spin polarization on a laser driven nanostructure chip (invited)
- Clarisse Woodahl (Stanford University)
10:15 - 10:50
Room: Charles University
10:50 Coffee break
Coffee break
10:50 - 11:20
Room: Charles University
11:20 Ofer Kfir - Beyond energy exchanges: elastic quantum electron-photon coupling (invited) - Ofer Kfir (School of Electrical and Computer Engineering, Tel Aviv University)
Ofer Kfir - Beyond energy exchanges: elastic quantum electron-photon coupling (invited)
- Ofer Kfir (School of Electrical and Computer Engineering, Tel Aviv University)
11:20 - 11:55
Room: Charles University
11:55 Michael Krüger - Ultrafast electron-light interactions in nanoscale systems (invited) - Michael Krueger (Technion – Israel Institute of Technology, 32000 Haifa, Israel)
Michael Krüger - Ultrafast electron-light interactions in nanoscale systems (invited)
- Michael Krueger (Technion – Israel Institute of Technology, 32000 Haifa, Israel)
11:55 - 12:30
Room: Charles University
12:30 Lunch break
Lunch break
12:30 - 13:30
Room: Charles University
13:30 Thomas Juffmann - Optical Near-field Electron Microscopy (ONEM): Damage-free, label- free super-resolution imaging of interfaces (invited) - Thomas Juffmann (Max Perutz Labs, University of Vienna)
Thomas Juffmann - Optical Near-field Electron Microscopy (ONEM): Damage-free, label- free super-resolution imaging of interfaces (invited)
- Thomas Juffmann (Max Perutz Labs, University of Vienna)
13:30 - 14:05
Room: Charles University
14:05 Yuya Morimoto - Development of a 40-keV pulsed electron beam line and attosecond optical shaping (invited) - Yuya Morimoto (RIKEN)
Yuya Morimoto - Development of a 40-keV pulsed electron beam line and attosecond optical shaping (invited)
- Yuya Morimoto (RIKEN)
14:05 - 14:40
Room: Charles University
14:40 Sascha Schäfer - Laser-driven cold-field emitter combined with a probe aberration corrector (invited) - Sascha Schäfer (Univ. Regensburg)
Sascha Schäfer - Laser-driven cold-field emitter combined with a probe aberration corrector (invited)
- Sascha Schäfer (Univ. Regensburg)
14:40 - 15:15
Room: Charles University
15:15 Coffee break
Coffee break
15:15 - 15:45
Room: Charles University
15:45 Oh-Hoon Kwon - Ultrafast imaging of carriers surfing on sound waves in two-dimensional semiconductors (invited) - Oh-Hoon Kwon (Korea Advanced Institute of Science and Technology)
Oh-Hoon Kwon - Ultrafast imaging of carriers surfing on sound waves in two-dimensional semiconductors (invited)
- Oh-Hoon Kwon (Korea Advanced Institute of Science and Technology)
15:45 - 16:20
Room: Charles University
16:20 Ding-Shyue Yang - Reflection Ultrafast Electron Diffraction Reveals Ultrafast Coupling in Layered Materials and Overall Energy Transport Dynamics across Multi-Component Junctions (invited) - Ding-shyue Yang (University of Houston)
Ding-Shyue Yang - Reflection Ultrafast Electron Diffraction Reveals Ultrafast Coupling in Layered Materials and Overall Energy Transport Dynamics across Multi-Component Junctions (invited)
- Ding-shyue Yang (University of Houston)
16:20 - 16:55
Room: Charles University
16:55 Petr Koutenský - Ultrafast 4D STEM imaging of optical near-fields (hot topic) - Petr Koutenský (Charles University)
Petr Koutenský - Ultrafast 4D STEM imaging of optical near-fields (hot topic)
- Petr Koutenský (Charles University)
16:55 - 17:15
Room: Charles University
17:15 Mark van Rijt - Ultrafast (S)TEM with the combination of an RF cavity and a Nanopulser (hot topic) - Mark van Rijt (Thermo Fisher Scientific)
Mark van Rijt - Ultrafast (S)TEM with the combination of an RF cavity and a Nanopulser (hot topic)
- Mark van Rijt (Thermo Fisher Scientific)
17:15 - 17:35
Room: Charles University
19:00 Joint dinner
Joint dinner
19:00 - 22:00
Tuesday, 22 September 2026
08:30 Sophie Meuret - Investigating the lasing properties of a nanolaser with an ultrafast transmission electron microscope (invited) - Sophie Meuret (CEMES)
Sophie Meuret - Investigating the lasing properties of a nanolaser with an ultrafast transmission electron microscope (invited)
- Sophie Meuret (CEMES)
08:30 - 09:05
Room: Charles University
09:05 Peter Baum - Ultrafast Electron Microscopy with Single and Multiple Electrons (invited) - Peter Baum (Universität Konstanz, Fachbereich Physik)
Peter Baum - Ultrafast Electron Microscopy with Single and Multiple Electrons (invited)
- Peter Baum (Universität Konstanz, Fachbereich Physik)
09:05 - 09:40
Room: Charles University
09:40 Group photo
Group photo
09:40 - 10:00
Room: Charles University

10:00 Coffee break
Coffee break
10:00 - 10:30
Room: Charles University
10:30 Herman Batelaan - Quantum Force and Space-Time Topology (invited) - herman batelaan (University of Nebraska-Lincoln)
Herman Batelaan - Quantum Force and Space-Time Topology (invited)
- herman batelaan (University of Nebraska-Lincoln)
10:30 - 11:05
Room: Charles University
11:05 F. Javier García de Abajo - When free electrons meet light: Quantum interactions at the nanoscale (invited) - F. Javier García de Abajo (ICFO-Institut de Ciencies Fotoniques)
F. Javier García de Abajo - When free electrons meet light: Quantum interactions at the nanoscale (invited)
- F. Javier García de Abajo (ICFO-Institut de Ciencies Fotoniques)
11:05 - 11:40
Room: Charles University
11:40 Yiqi Fang - Free-electron quantum state tomography by spectral shearing interferometry (hot topic) - Yiqi Fang (FAU)
Yiqi Fang - Free-electron quantum state tomography by spectral shearing interferometry (hot topic)
- Yiqi Fang (FAU)
11:40 - 12:00
Room: Charles University
12:00 Cruz Ignacio Velasco - Super-sensitive measurements of optical phases using free electrons (hot topic) - Cruz Ignacio Velasco (ICFO - The Institute of Photonic Sciences)
Cruz Ignacio Velasco - Super-sensitive measurements of optical phases using free electrons (hot topic)
- Cruz Ignacio Velasco (ICFO - The Institute of Photonic Sciences)
12:00 - 12:20
Room: Charles University
12:20 Lunch break
Lunch break
12:20 - 13:30
Room: Charles University

13:30 Poster flashes
Poster flashes
13:30 - 15:00
Room: Charles University

15:00 Poster session
Poster session
15:00 - 18:30
Room: Charles University

19:00 Conference dinner
Conference dinner
19:00 - 22:00
Wednesday, 23 September 2026
08:30 Stefan Jorda - Presentation of Wilhelm und Else Heraeus Foundation - Stefan Jorda (WE Heraeus Foundation)
Stefan Jorda - Presentation of Wilhelm und Else Heraeus Foundation
- Stefan Jorda (WE Heraeus Foundation)
08:30 - 08:50
Room: Charles University
08:50 Bolin Liao - Spatial-temporal Imaging of Photocarrier Dynamics Using Scanning Ultrafast Electron Microscopy (invited) - Bolin Liao (Department of Mechanical Engineering, UCSB)
Bolin Liao - Spatial-temporal Imaging of Photocarrier Dynamics Using Scanning Ultrafast Electron Microscopy (invited)
- Bolin Liao (Department of Mechanical Engineering, UCSB)
08:50 - 09:25
Room: Charles University
09:25 Bradley J. Siwick - Chirality transfer between light and phonons probed by ultrafast electron diffuse scattering (invited) - Bradley J. Siwick (Department of Physics, Center for the Physics of Materials, McGill University, Montreal, Canada,Department of Chemistry, McGill University, Montreal, Canada)
Bradley J. Siwick - Chirality transfer between light and phonons probed by ultrafast electron diffuse scattering (invited)
- Bradley J. Siwick (Department of Physics, Center for the Physics of Materials, McGill University, Montreal, Canada,Department of Chemistry, McGill University, Montreal, Canada)
09:25 - 10:00
Room: Charles University
10:00 Coffee break
Coffee break
10:00 - 10:30
Room: Charles University
10:30 Philipp Haslinger - From Free-Electron Bound-Electron Resonant Interactions to Sensing of Microwave-Driven Spin Precession with Free Electrons (invited) - Philipp Haslinger (Atominstitut, TU-Wien)
Philipp Haslinger - From Free-Electron Bound-Electron Resonant Interactions to Sensing of Microwave-Driven Spin Precession with Free Electrons (invited)
- Philipp Haslinger (Atominstitut, TU-Wien)
10:30 - 11:05
Room: Charles University
11:05 Armin Feist - Tailored multi-particle correlations enabled by high-efficiency electron-light-coupling (invited) - Armin Feist (Max Planck Institute for Multidisciplinary Sciences)
Armin Feist - Tailored multi-particle correlations enabled by high-efficiency electron-light-coupling (invited)
- Armin Feist (Max Planck Institute for Multidisciplinary Sciences)
11:05 - 11:40
Room: Charles University
11:40 Leshi Zhao - High-Dimensional Entanglement with Orbital Angular Momentum States of Quantum Structured Free Electron (hot topic) - Leshi Zhao (Peking University)
Leshi Zhao - High-Dimensional Entanglement with Orbital Angular Momentum States of Quantum Structured Free Electron (hot topic)
- Leshi Zhao (Peking University)
11:40 - 12:00
Room: Charles University
12:00 Lunch break
Lunch break
12:00 - 13:00
Room: Charles University
13:00 Aviv Karnieli - Towards entanglement of free-electron pairs and free-electron–bound-electron systems (invited) - Aviv Karnieli (Stanford University)
Aviv Karnieli - Towards entanglement of free-electron pairs and free-electron–bound-electron systems (invited)
- Aviv Karnieli (Stanford University)
13:00 - 13:35
Room: Charles University
13:35 Isobel Bicket - Experimental Demonstration of Electron-Photon Entanglement (hot topic) - Isobel Bicket (isobel.bicket@tuwien.ac.at)
Isobel Bicket - Experimental Demonstration of Electron-Photon Entanglement (hot topic)
- Isobel Bicket (isobel.bicket@tuwien.ac.at)
13:35 - 13:55
Room: Charles University
13:55 Jan-Wilke Henke - Demonstrating Quantum Entanglement between Free Electrons and Photons (hot topic) - Jan-Wilke Henke (MPI for Multidisciplinary Sciences)
Jan-Wilke Henke - Demonstrating Quantum Entanglement between Free Electrons and Photons (hot topic)
- Jan-Wilke Henke (MPI for Multidisciplinary Sciences)
13:55 - 14:15
Room: Charles University
15:00 Guided tour to Prague Castle
Guided tour to Prague Castle
15:00 - 18:00
Thursday, 24 September 2026
08:30 Nahid Talebi - Probing quasi-particle interactions in two-dimensional materials with cathodoluminescence spectroscopy (invited) - Nahid Talebi (Deutschland)
Nahid Talebi - Probing quasi-particle interactions in two-dimensional materials with cathodoluminescence spectroscopy (invited)
- Nahid Talebi (Deutschland)
08:30 - 09:05
Room: Charles University
09:05 Albert Polman - Coherent electron-plasmon scattering and semiconductor carrier dynamics in the USEM-CL (invited) - Albert Polman (AMOLF)
Albert Polman - Coherent electron-plasmon scattering and semiconductor carrier dynamics in the USEM-CL (invited)
- Albert Polman (AMOLF)
09:05 - 09:40
Room: Charles University
09:40 Osip Schwartz - Measuring photon-photon scattering in vacuum mediated by virtual electron-positron pairs (hot topic) - Osip Schwartz (Weizmann Institute of Science)
Osip Schwartz - Measuring photon-photon scattering in vacuum mediated by virtual electron-positron pairs (hot topic)
- Osip Schwartz (Weizmann Institute of Science)
09:40 - 10:00
Room: Charles University
10:00 Coffee break
Coffee break
10:00 - 10:30
Room: Charles University
10:30 Heyu Wang - Spatially resolved EELS and CL coincidence spectroscopy of three-dimensional plasmonic chiral structures (hot topic) - Heyu WANG (CNRS Laboratoire de physique des solides)
Heyu Wang - Spatially resolved EELS and CL coincidence spectroscopy of three-dimensional plasmonic chiral structures (hot topic)
- Heyu WANG (CNRS Laboratoire de physique des solides)
10:30 - 10:50
Room: Charles University
10:50 Alissa Freilinger - Cathodoluminescence Excitation Spectroscopy: Towards resonant excitation of two-level systems by free electrons (hot topic) - Alissa Freilinger (CNRS/Université Paris-Saclay)
Alissa Freilinger - Cathodoluminescence Excitation Spectroscopy: Towards resonant excitation of two-level systems by free electrons (hot topic)
- Alissa Freilinger (CNRS/Université Paris-Saclay)
10:50 - 11:10
Room: Charles University
11:10 Feiyan Zhao - Angular-Resolved Polarimetry of Smith-Purcell Radiation (hot topic) - Feiyan Zhao
Feiyan Zhao - Angular-Resolved Polarimetry of Smith-Purcell Radiation (hot topic)
- Feiyan Zhao
11:10 - 11:30
Room: Charles University
11:30 Discussion & Closing remarks
Discussion & Closing remarks
11:30 - 12:30
Room: Charles University

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