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