Structural & Electronic Surface Dynamics
Structural & Electronic Surface Dynamics
Research Group Ralph Ernstorfer, MP Fellow
Research Group Ralph Ernstorfer, MP Fellow

Publications
2023
Shuo Dong, Samuel Beaulieu, Malte Selig, Philipp Rosenzweig, Dominik Christiansen, Tommaso Pincelli, Maciej Dendzik, Jonas D. Ziegler, Julian Maklar, R. Patrick Xian, Alexander Neef, Avaise Mohammed, Armin Schulz, Mona Stadler, Michael Jetter, Peter Michler, Takashi Taniguchi, Kenji Watanabe, Hidenori Takagi, Ulrich Starke, Alexey Chernikov, Martin Wolf, Hiro Nakamura, Andreas Knorr, Laurenz Rettig, and Ralph Ernstorfer:
Observation of ultrafast interfacial Meitner-Auger energy transfer in a Van der Waals heterostructure.
A. Neef, M. Rossi, M. Wolf, R. Ernstorfer, and H. Seiler:
On the Role of Nuclear Motion in Singlet Exciton Fission: The Case of Single‐Crystal Pentacene.
Alexander Neef, Samuel Beaulieu, Sebastian Hammer, Shuo Dong, Julian Maklar, Tommaso Pincelli, R Patrick Xian, Martin Wolf, Laurenz Rettig, Jens Pflaum, and Ralph Ernstorfer:
Orbital-resolved observation of singlet fission.
Hélène Seiler, Daniela Zahn, Victoria C. A. Taylor, Maryna I. Bodnarchnuk, Yoav W. Windsor, Maxsym V. Kovalenko, and Ralph Ernstorfer:
Direct observation of ultrafast lattice distortions during exciton-polaron formation in lead halide perovskite nanocrystals.
R Patrick Xian, Vincent Stimper, Marios Zacharias, Maciej Dendzik, Shuo Dong, Samuel Beaulieu, Bernhard Schölkopf, Martin Wolf, Laurenz Rettig, Christian Carbogno, Stefan Bauer, and Ralph Ernstorfer:
A machine learning route between band mapping and band structure.
Tommaso Pincelli, Thomas Vasileiadis, Shuo Dong, Samuel Beaulieu, Maciej Dendzik, Daniela Zahn, Sang‐Eun Lee, Hélène Seiler, Yinpeng Qi, R Patrick Xian, Julian Maklar, Emerson Coy, Niclas S Mueller, Yu Okamura, Stephanie Reich, Martin Wolf, Laurenz Rettig, and Ralph Ernstorfer:
Observation of Multi‐Directional Energy Transfer in a Hybrid Plasmonic‐Excitonic Nanostructure.
2022
Geoffroy Kremer, Julian Maklar, Laurent Nicolaï, Christopher W. Nicholson, Changming Yue, Caio Silva, Philipp Werner, J. Hugo Dil, Juraj Krempaský, Gunther Springholz, Ralph Ernstorfer, Jan Minár, Laurenz Rettig, and Claude Monney:
Field-induced ultrafast modulation of Rashba coupling at room temperature in ferroelectric α-GeTe(111).
Yingpeng Qi, Nianke Chen, Thomas Vasileiadis, Daniela Zahn, Hélène Seiler, Xianbin Li, and Ralph Ernstorfer:
Photoinduced Ultrafast Transition of the Local Correlated Structure in Chalcogenide Phase-Change Materials.
Hongyun Zhang, Tommaso Pincelli, Chris Jozwiak, Takeshi Kondo, Ralph Ernstorfer, Takafumi Sato, and Shuyun Zhou:
Review: Angle-resolved photoemission spectroscopy.
Yingpeng Qi, Mengxue Guan, Daniela Zahn, Thomas Vasileiadis, Hélène Seiler, Yoav William Windsor, Hui Zhao, Sheng Meng, and Ralph Ernstorfer:
Traversing Double-Well Potential Energy Surfaces: Photoinduced Concurrent Intralayer and Interlayer Structural Transitions in XTe2 (X = Mo, W).
J. Maklar, R. Stühler, M. Dendzik, T. Pincelli, S. Dong, S. Beaulieu, A. Neef, G. Li, M. Wolf, R. Ernstorfer, R. Claessen, and L. Rettig:
Ultrafast momentum-resolved hot electron dynamics in the two-dimensional topological insulator bismuthene.
J. Maklar, S. Dong, J. Sarkar, Y.A. Gerasimenko, T. Pincelli, S. Beaulieu, P.S. Kirchmann, J.A. Sobota, S.-L. Yang, D. Leuenberger, R.G. Moore, Z.-X. Shen, M. Wolf, D. Mihailovic, R. Ernstorfer, and L. Rettig:
[preprint] Coherent Light Control of a Metastable Hidden Phase.
Alexander Neef, Samuel Beaulieu, Sebastian Hammer, Shuo Dong, Julian Maklar, Tommaso Pincelli, R. Patrick Xian, Martin Wolf, Laurenz Rettig, Jens Pflaum, and Ralph Ernstorfer:
[preprint] Orbital-resolved Observation of Singlet Fission.
M. Puppin, C. W. Nicholson, C. Monney, Y. Deng, R. P. Xian, J. Feldl, S. Dong, A. Dominguez, H. Hübener, A. Rubio, M. Wolf, L. Rettig, and R. Ernstorfer:
Excited-state band structure mapping.
Daniela Zahn, Florian Jakobs, Hélène Seiler, Tim A. Butcher, Dieter Engel, Jan Vorberger, Unai Atxitia, Yoav William Windsor, and Ralph Ernstorfer:
Intrinsic energy flow in laser-excited 3d ferromagnets.
Michael Schüler, Tommaso Pincelli, Shuo Dong, Thomas P. Devereaux, Martin Wolf, Laurenz Rettig, Ralph Ernstorfer, and Samuel Beaulieu:
Polarization-Modulated Angle-Resolved Photoemission Spectroscopy: Towards Circular Dichroism without Circular Photons and Bloch Wavefunction Reconstruction.
J. Maklar, M. Schüler, Y. W. Windsor, C. W. Nicholson, M. Puppin, P. Walmsley, I. R. Fisher, M. Wolf, R. Ernstorfer, M. A. Sentef, and L. Rettig:
Coherent Modulation of Quasiparticle Scattering Rates in a Photoexcited Charge-Density-Wave System.
2021
T.P.H. Sidiropoulos, N. Di Palo, D.E. Rivas, S. Severino, M. Reduzzi, B. Nandy, B. Bauerhenne, S. Krylow, T. Vasileiadis, T. Danz, P. Elliott, S. Sharma, K. Dewhurst, C. Ropers, Y. Joly, K. M. E. Garcia, M. Wolf, R. Ernstorfer, and J. Biegert:
Probing the energy conversion pathways between light, carriers and lattice in real time with attosecond core-level spectroscopy.
Samuel Beaulieu, Michael Schüler, Jakub Schusser, Shuo Dong, Tommaso Pincelli, Julian Maklar, Alexander Neef, Friedrich Reinert, Martin Wolf, Laurenz Rettig, Ján Minár, and Ralph Ernstorfer:
Unveiling the Orbital Texture of 1T-TiTe2 using Intrinsic Linear Dichroism in Multidimensional Photoemission Spectroscopy.
Daniela Zahn, Hélène Seiler, Yoav William Windsor, and Ralph Ernstorfer:
Ultrafast lattice dynamics and electron-phonon coupling in platinum extracted with a global fitting approach for time-resolved polycrystalline diffraction data.
Marios Zacharias, Hélène Seiler, Fabio Caruso, Daniela Zahn, Feliciano Giustino, Pantelis C. Kelires, and Ralph Ernstorfer:
Efficient first-principles methodology for the calculation of the all-phonon inelastic scattering in solids.
Marios Zacharias, Hélène Seiler, Fabio Caruso, Daniela Zahn, Feliciano Giustino, Pantelis C. Kelires, and Ralph Ernstorfer:
Multi-phonon diffuse scattering in solids from first-principles: Application to 2D MoS2, bulk MoS2, and black Phosphorous.
Shuo Dong, Samuel Beaulieu, Malte Selig, Philipp Rosenzweig, Dominik Christiansen, Tommaso Pincelli, Maciej Dendzik, Jonas D. Ziegler, Julian Maklar, R. Patrick Xian, Alexander Neef, Avaise Mohammed, Armin Schulz, Mona Stadler, Michael Jetter, Peter Michler, Takashi Taniguchi, Kenji Watanabe, Hidenori Takagi, Ulrich Starke, Alexey Chernikov, Martin Wolf, Hiro Nakamura, Andreas Knorr, Laurenz Rettig, and Ralph Ernstorfer:
[preprint] Observation of ultrafast interfacial Meitner-Auger energy transfer in a van der Waals heterostructure.
H.A. Dürr, R. Ernstorfer, and B.J Siwick:
Revealing momentum-dependent electron-phonon and phonon-phonon coupling in complex materials with ultrafast electron diffuse scattering.
H. Seiler, D. Zahn, M. Zacharias, P. Hildebrandt, T. Vasileiadis, Y. W. Windsor, Y. Qi, C. Carbogno, C. Draxl, R. Ernstorfer, and F. Caruso:
Accessing the anisotropic nonthermal phonon populations in black phosphorus.
Zhantao Chen, Nina Andrejevic, Nathan Drucker, Thanh Nguyen, R Patrick Xian, Tess Smidt, Yao Wang, Ralph Ernstorfer, Alan Tennant, Maria Chan, and Mingda Li:
Machine learning on neutron and x-ray scattering and spectroscopies.
H. Seiler, M. Krynski, D. Zahn, S. Hammer, Y. W. Windsor, T. Vasileiadis, J. Pflaum, R. Ernstorfer, M. Rossi, and H. Schwoerer:
Nuclear dynamics of singlet exciton fission in pentacene single crystals.
Faruk Krečinić and Ralph Ernstorfer:
Wave-Mechanical Electron-Optical Modeling of Field-Emission Electron Sources.
Shuo Dong, Michele Puppin, Tommaso Pincelli, Samuel Beaulieu, Dominik Christiansen, Hannes Hübener, Christopher W. Nicholson, R. Patrick Xian, Maciej Dendzik, Yunpei Deng, Yoav William Windsor, Malte Selig, Ermin Malic, Angel Rubio, Andreas Knorr, Martin Wolf, Laurenz Rettig, and Ralph Ernstorfer:
Direct measurement of key exciton properties: Energy, dynamics, and spatial distribution of the wave function.
J. Maklar, Y. W. Windsor, C. W. Nicholson, M. Puppin, P. Walmsley, V. Esposito, M. Porer, J. Rittmann, D. Leuenberger, M. Kubli, M. Savoini, E. Abreu, S. L. Johnson, P. Beaud, G. Ingold, U. Staub, I. R. Fisher, R. Ernstorfer, M. Wolf, and L. Rettig:
Nonequilibrium Charge-Density-Wave Order Beyond the Thermal Limit.
S. Beaulieu, S. Dong, N. Tancogne-Dejean, M. Dendzik, T. Pincelli, J. Maklar, R. P. Xian, M. A. Sentef, M. Wolf, A. Rubio, L. Rettig, and R. Ernstorfer:
Ultrafast Light-Induced Lifshitz Transition.
Daniela Zahn, Florian Jakobs, Yoav William Windsor, Hélène Seiler, Thomas Vasileiadis, Tim A. Butcher, Yingpeng Qi, Dieter Engel, Unai Atxitia, Jan Vorberger, and Ralph Ernstorfer:
Lattice dynamics and ultrafast energy flow between electrons, spins, and phonons in a 3d ferromagnet.
Y. W. Windsor, D. Zahn, R. Kamrla, J. Feldl, H. Seiler, C.-T. Chiang, M. Ramsteiner, W. Widdra, R. Ernstorfer, and L. Rettig:
Exchange-striction-driven ultrafast nonthermal lattice dynamics in NiO.
R Patrick Xian, Ralph Ernstorfer, and Philipp M Pelz:
[preprint] Scalable multicomponent spectral analysis for high-throughput data annotation.
2020
J. Maklar, S. Dong, S. Beaulieu, T. Pincelli, M. Dendzik, Y.W. Windsor, R.P. Xian, M. Wolf, R. Ernstorfer, and L. Rettig:
A quantitative comparison of time-of- flight momentum microscopes and hemispherical analyzers for time-resolved ARPES experiments.
R. P. Xian, Y. Acremann, S. Y. Agustsson, M. Dendzik, K. Bühlmann, D. Curcio, D. Kutnyakhov, F. Pressacco, M. Heber, S. Dong, T. Pincelli, J. Demsar, W. Wurth, P. Hofmann, M. Wolf, L. Rettig, and R. Ernstorfer:
An open-source, distributed workflow for band mapping data in multidimensional photoemission spectroscopy.
S. Beaulieu, J. Schusser, S. Dong, M. Schüler, T. Pincelli, M. Dendzik, J. Maklar, A. Neef, H. Ebert, K. Hricovini, M. Wolf, J. Braun, L. Rettig, J. Minár, and R. Ernstorfer:
Revealing Hidden Orbital Pseudospin Texture with Time-Reversal Dichroism in Photoelectron Angular Distributions.
M. Dendzik, R. P. Xian, E. Perfetto, D. Sangalli, D. Kutnyakhov, S. Dong, S. Beaulieu, T. Pincelli, F. Pressacco, D. Curcio, S. Y. Agustsson, M. Heber, J. Hauer, W. Wurth, G. Brenner, Y. Acremann, P. Hofmann, M. Wolf, A. Marini, G. Stefanucci, L. Rettig, and R. Ernstorfer:
Observation of an excitonic Mott transition through ultrafast core-cum-conduction photoemission spectroscopy.
R.P. Xian, V. Stimper, M. Zacharias, S. Dong, M. Dendzik, S. Beaulieu, B. Schölkopf, M. Wolf, L. Rettig, C. Carbogno, S. Bauer, and R. Ernstorfer:
[preprint] A machine learning route between band mapping and band structure
M. Puppin, S. Polishchuk, N. Colonna, A. Crepaldi, D. N. Dirin, O. Nazarenko, R. De Gennaro, G. Gatti, S. Roth, T. Barillot, L. Poletto, R. P. Xian, L. Rettig, M. Wolf, R. Ernstorfer, M. V. Kovalenko, N. Marzari, M. Grioni, and M. Chergui:
Evidence of Large Polarons in Photoemission Band Mapping of the Perovskite Semiconductor CsPbBr3.
D. Zahn, P.-N. Hildebrandt, T. Vasileiadis, Y. W. Windsor, H. Seiler, and R. Ernstorfer:
Anisotropic non-equilibrium lattice dynamics of black phosphorus.
D. Kutnyakhov, R. P. Xian, M. Dendzik, M. Heber, F. Pressacco, S. Y. Agustsson, L. Wenthaus, H. Meyer, S. Gieschen, G. Mercurio, A. Benz, K. Bühlman, S. Däster, R. Gort, D. Curcio, K. Volckaert, M. Bianchi, C. Sanders, J. A. Miwa, S. Ulstrup, A. Oelsner, C. Tusche, Y.-J. Chen, D. Vasilyev, K. Medjanik, G. Brenner, S. Dziarzhytski, H. Redlin, B. Manschwetus, S. Dong, J. Hauer, L. Rettig, J. Demsar, H.-J. Elmers, P. Hofmann, R. Ernstorfer, G. Schönhense, Y. Acremann, and W. Wurth:
Time- and momentum-resolved photoemission studies using time-of-flight momentum microscopy at a free-electron laser.
2019
V. Stimper, S. Bauer, R. Ernstorfer, B. Schölkopf, and R. P. Xian:
Multidimensional Contrast Limited Adaptive Histogram Equalization.
D. Christiansen, M. Selig, E. Malic, R. Ernstorfer, and A. Knorr:
Theory of exciton dynamics in time-resolved ARPES: intra- and intervalley scattering in two-dimensional semiconductors.
Th. Vasileiadis:
PhD thesis, Freie Universität Berlin Repository
T. Vasileiadis, E. N. Skountzos, D. Foster, S. P. Coleman, D. Zahn, F. Krecinic, V. G. Mavrantzas, R. E. Palmer, and R. Ernstorfer:
Ultrafast rotational motions of supported nanoclusters probed by electron diffraction.
R. P. Xian, L. Rettig, and R. Ernstorfer:
Symmetry-guided nonrigid registration: the case for distortion correction in multidimensional photoemission spectroscopy.
C. W. Nicholson, M. Puppin, A. Lücke, U. Gerstmann, M. Krenz, W. G. Schmidt, L. Rettig, R. Ernstorfer, and M. Wolf:
Excited state band mapping and momentum-resolved ultrafast population dynamics in In/Si(111) nanowires investigated with XUV based time- and angle-resolved photoemission spectroscopy.
D. Ehberger, K. J. Mohler, T. Vasileiadis, R. Ernstorfer, L. Waldecker, and P. Baum:
Terahertz Compression of Electron Pulses at a Planar Mirror Membrane.
M. Puppin, Y. Deng, C. W. Nicholson, J. Feldl, N. B. M. Schroeter, H. Vita, P. S. Kirchmann, C. Monney, L. Rettig, M. Wolf, R. Ernstorfer:
Time- and angle-resolved photoemission spectroscopy of solids in the extreme ultraviolet at 500 kHz repetition rate.
2018
C. W. Nicholson, A. Lücke, W. Gero Schmidt, M. Puppin, L. Rettig, R. Ernstorfer, and M. Wolf:
Beyond the molecular movie: ultrafast dynamics of bands and bonds during a photo-induced phase transition.
T. Vasileiadis, L. Waldecker, D. Foster, A. Da Silva, R. Bertoni, R. E. Palmer, and R. Ernstorfer:
Ultrafast Heat Flow in Heterostructures of Au Nanoclusters on Thin Films: Atomic Disorder Induced by Hot Electrons.
F. Krečinić, J. Malter, A. Paarmann, M. Müller, and R. Ernstorfer:
Point-projection microscopy of nano-localized photoemission currents at sub-40 femtosecond time scales. Submitted.
2017
L. Waldecker, R. Bertoni, H. Hübener, T. Brumme, T. Vasileiadis, D. Zahn, A. Rubio, and R. Ernstorfer:
A Momentum-Resolved View on Electron-Phonon Coupling in Multilayer WSe2.
M. Müller:
PhD thesis, Freie Universität Berlin Repository
L. Waldecker, T. Vasileiadis, R. Bertoni, R. Ernstorfer, T. Zier, F. Valencia H., M.E. Garcia, and E.S. Zijlstra:
Coherent and incoherent structural dynamics in Laser-Excited Antimony.
2016
R. Bertoni, C.W. Nicholson, L. Waldecker, H. Hübener, C. Monney, U. De Giovannini, M. Puppin, M. Hoesch, E. Springate, R.T. Chapman, C. Cacho, M. Wolf, A. Rubio, and R. Ernstorfer:
Generation and evolution of spin-, valley- and layer-polarized excited carriers in inversion-symmetric WSe2.
T. Paasch-Colberg, S.Y. Kruchinin, Ö. Sağlam, S. Kapser, S. Cabrini, S. Mühlbrandt, J. Reichert, J.V. Barth, R. Ernstorfer, R. Kienberger, V.S. Yakovlev, N. Karpowicz, and A. Schiffrin:
Sub-cycle optical control of current in a semiconductor: from multiphoton to tunneling regime.
C. Monney, M. Puppin, C.W. Nicholson, M. Hoesch, R.T. Chapman, E. Springate, H. Berger, A. Magrez, C. Cacho, R. Ernstorfer, and M. Wolf:
Revealing the role of electrons and phonons in the ultrafast recovery of charge density wave correlations in 1T-TiSe2.
L. Waldecker:
Electron-Lattice Interactions and Ultrafast Structural Dynamics of Solids.
L. Waldecker:
PhD thesis, Freie Universität Berlin Repository
L. Waldecker, R. Bertoni, R. Ernstorfer, and J. Vorberger:
Electron-Phonon Coupling and Energy Flow in a Simple Metal beyond the Two-Temperature Approximation.
M. Müller, V. Kravtsov, A. Paarmann, M. B. Raschke, and R. Ernstorfer:
Nanofocused plasmon-driven sub-10 fs electron point source.
2015
L. Waldecker, T. A. Miller, M. Rude, R. Bertoni, J. Osmond, V. Pruneri, R. Simpson, R. Ernstorfer, and S. Wall:
Time-domain separation of optical properties from structural transitions in resonantly bonded materials.
C. Lemell, S. Neppl, G. Wachter, K. Tőkési, R. Ernstorfer, P. Feulner, R. Kienberger, and J. Burgdörfer:
Real-time observation of collective excitations in photoemission.
Ralph Ernstorfer:
Im Fokus ultrakurzer Laser: das Wechselspiel von Elektronen und Kristallstruktur
L. Waldecker, R. Bertoni, and R. Ernstorfer:
Compact femtosecond electron diffractometer with 100 keV electron bunches approaching the single-electron pulse duration limit.
M. Puppin, Y. Deng, O. Prochnow, J. Ahrens, Th. Binhammer, U. Morgner, M. Krenz, M. Wolf, and R. Ernstorfer:
500 kHz OPCPA delivering tunable sub-20 fs pulses with 15 W average power based on an all-ytterbium laser.
M. Puppin, Y. Deng, O. Prochnow, J. Matyschok, Th. Binhammer, U. Morgner, M. Wolf, and R. Ernstorfer:
Fiber-Slab-Pumped OPCPA for XUV-Based Time-Resolved Photoelectron Spectroscopy at 500 kHz Repetition Rate.
M. Müller, A. Paarmann, and R. Ernstorfer:
Visualization of Photocurrents in Nanoobjects by Ultrafast Low-Energy Electron Point-Projection Imaging.
S. Neppl, R. Ernstorfer, A. L. Cavalieri, C. Lemell, G. Wachter, E. Magerl, E.M. Bothschafter, M. Jobst, M. Hofstetter, U. Kleineberg, J.V. Barth, D. Menzel, J. Burgdörfer, P. Feulner, F. Krausz, and R. Kienberger:
Direct observation of electron propagation and dielectric screening on the atomic length scale.
2014
M. Müller, A. Paarmann, and R. Ernstorfer:
Femtosecond electrons probing currents and atomic structure in nanomaterials.
A. Schiffrin, T. Paasch-Colberg, N. Karpowicz, V. Apalkov, D. Gerster, S. Mühlbrandt, M. Korbman, J. Reichert, M. Schultze, S. Holzner, J.V. Barth, R. Kienberger, R. Ernstorfer, V.S. Yakovlev, M.I. Stockman, and F. Krausz:
Addendum: Optical-field-induced current in dielectrics.
T. Paasch-Colberg, A. Schiffrin, N. Karpowicz, S. Kruchinin, Ö. Sağlam, S. Keiber, O. Razskazovskaya, S. Mühlbrandt, A. Alnaser, M. Kübel, V. Apalkov, D. Gerster, J. Reichert, T. Wittmann, J.V. Barth, M.I. Stockman, R. Ernstorfer, V.S. Yakovlev, R. Kienberger, and F. Krausz:
Solid-state light-phase detector.
2013
S. Lüneburg, M. Müller, A. Paarmann, and R. Ernstorfer:
Microelectrode for energy and current control of nanotip field electron emitters.
A. Schiffrin, R. Ernstorfer, F. Krausz, T. Paasch-Colberg:
Opto-electronic device and pulse processing method.
S. Neppl, R. Ernstorfer, A.L. Cavalieri, J.V. Barth, D. Menzel, F. Krausz, P. Feulner, and R. Kienberger:
Probing ultrafast electron dynamics in condensed matter with attosecond photoemission.
E.M. Bothschafter, A. Paarmann, N. Karpowicz, E.S. Zijlstra, M.E. Garcia, F. Krausz, R. Kienberger, and R. Ernstorfer:
Interband excitation and carrier relaxation as displacive driving force for coherent phonons.
M. Müller, A. Paarmann, C. Xu, and R. Ernstorfer:
Coherent Electron Source for Ultrafast Electron Diffraction and Imaging.
E.M. Bothschafter, A. Paarmann, E.S. Zijlstra, N. Karpowicz, M.E. Garcia, R. Kienberger, and R. Ernstorfer:
Ultrafast Evolution of the Excited-State Potential Energy Surface of TiO2 Single Crystals Induced by Carrier Cooling.
A. Schiffrin, T. Paasch-Colberg, N. Karpowicz, V. Apalkov, D. Gerster, S. Mühlbrandt, M. Korbman, J. Reichert, M. Schultze, S. Holzner, J.V. Barth, R. Kienberger, R. Ernstorfer, V.S. Yakovlev, M.I. Stockman, and F. Krausz:
Optical-field-induced current in dielectrics.
2012
A. Paarmann, M. Gulde, M. Müller, S. Schäfer, S. Schweda, M. Maiti, C. Xu, T. Hohage, F. Schenk, C. Ropers, and R. Ernstorfer:
Coherent femtosecond low-energy single-electron pulses for time-resolved diffraction and imaging: A numerical study.
S. Neppl, R. Ernstorfer, E.M. Bothschafter, A.L. Cavalieri, D. Menzel, J.V. Barth, F. Krausz, R. Kienberger, and P. Feulner:
Attosecond Time-Resolved Photoemission from Core and Valence States of Magnesium.
S. Kahra, G. Leschhorn, M. Kowalewski, A. Schiffrin, E. Bothschafter, W. Fuß, R. de Vivie-Riedle, R. Ernstorfer, F. Krausz, R. Kienberger, and T. Schaetz:
A molecular conveyor belt by controlled delivery of single molecules into ultrashort laser pulses.
2011
A. Cossaro, M. Puppin, D. Cvetko, G. Kladnik, A. Verdini, M. Coreno, M. de Simone, L. Floreano, and A. Morgante:
Tailoring SAM-on-SAM Formation.
E. Magerl, S. Neppl, A .L. Cavalieri, E.M. Bothschafter, M. Stanislawski, Th. Uphues, M. Hofstetter, U. Kleineberg, J. V. Barth, D. Menzel, F. Krausz, R. Ernstorfer, R. Kienberger, and P. Feulner:
A flexible apparatus for attosecond photoelectron spectroscopy of solids and surfaces.
2010
M. Schultze, M. Fieß, N. Karpowicz, J. Gagnon, M. Korbman, M. Hofstetter, S. Neppl, A. L. Cavalieri, Y. Komninos, Th. Mercouris, C.A. Nicolaides, R. Pazourek, S. Nagele, J. Feist, J. Burgdörfer, A. M. Azzeer, R. Ernstorfer, R. Kienberger, U. Kleineberg, E. Goulielmakis, F. Krausz, V.S. Yakovlev:
Delay in Photoemission.
A. L. Cavalieri, F. Krausz, R. Ernstorfer, R. Kienberger, P. Feulner, J. V. Barth, and D. Menzel:
Attosecond Time-Resolved Spectroscopy at Surfaces.
R.J.D. Miller, R. Ernstorfer, M. Harb, M. Gao, C.T. Hebeisen, H. Jean-Ruel, C. Lu, G. Moriena, G. Sciaini:
Making the molecular movie: first frames.
E. Bothschafter, A. Schiffrin, V. Yakovlev, A. Azzeer, F. Krausz, R. Ernstorfer, and R. Kienberger:
Collinear generation of ultrashort UV and XUV pulses.
2009
M. Harb, W. Peng, G. Sciaini, C.T. Hebeisen, R. Ernstorfer, M.A. Eriksson, M.G. Lagally, S.G. Kruglik, R.J.D. Miller:
Excitation of longitudinal and transverse coherent acoustic phonons in nanometer free-standing films of (001) Si.
G. Sciaini, M. Harb, S.G. Kruglik, Th. Payer, C.T. Hebeisen, F.-J. Meyer zu Heringdorf, M. Yamaguchi, M. Horn-von Hoegen, R. Ernstorfer, R.J.D. Miller:
Electronic acceleration of atomic motions and disordering in bismuth.
Nature 458, 56-59 (2009)
R. Ernstorfer, M. Harb, C.T. Hebeisen, G. Sciaini, T. Dartigalongue, R.J.D. Miller:
The Formation of Warm Dense Matter: Experimental Evidence for Electronic Bond Hardening in Gold.
2008
C.T. Hebeisen, G. Sciaini, M. Harb, R. Ernstorfer, S.G. Kruglik, and R. J. Dwayne Miller:
Direct visualization of charge distributions during femtosecond laser ablation of a Si (100) surface.
C.T. Hebeisen, G. Sciaini, M. Harb, R. Ernstorfer, T. Dartigalongue, S.G. Kruglik, and R.J.D. Miller:
Grating enhanced ponderomotive scattering for visualization and full characterization of femtosecond electron pulses
M. Harb, R. Ernstorfer, C.T. Hebeisen, G. Sciaini, W. Peng, T. Dartigalongue, M.A. Eriksson, M.G. Lagally, S.G. Kruglik, and R.J.D. Miller:
Electronically Driven Structure Changes of Si Captured by Femtosecond Electron Diffraction.
2007
L. Gundlach, R. Ernstorfer and F. Willig:
Dynamics of photoinduced electron transfer from adsorbed molecules into solids.
L. Gundlach, R. Ernstorfer and F. Willig:
Pathway-Dependent Electron Transfer for Rod-Shaped Perylene-Derived Molecules Adsorbed in Nanometer-Size TiO2 Cavities.
L. Gundlach, R. Ernstorfer, and F. Willig
Dynamics of electron injection from the excited state of anchored molecules into semiconductors.
R. Ernstorfer, M. Harb, T. Dartigalongue, C. T. Hebeisen, R. E. Jordan, L. Zhu, and R. J. D. Miller:
Femtosecond Electron Diffraction Study on the Heating and Melting Dynamics of Gold.
C. T. Hebeisen, R. Ernstorfer, M. Harb, T. Dartigalongue, R. E. Jordan, L. Zhu, and R. J. D. Miller
Characterization of Ultrashort Electron Pulses.
J. Dwyer, R. E. Jordan, C. T. Hebeisen, M. Harb, R. Ernstorfer, T. Dartigalongue, and R. J. D. Miller:
Femtosecond Electron Diffraction: An Atomic Perspective of Condensed Phase Dynamics.
J. Dwyer, R. E. Jordan, C. T. Hebeisen, M. Harb, R. Ernstorfer, T. Dartigalongue, and R. J. D. Miller:
Experimental basics for femtosecond electron diffraction studies.
L. Gundlach, R. Ernstorfer, and F. Willig:
Ultrafast interfacial electron transfer from the excited state of anchored molecules into a semiconductor.
L. Gundlach, J. Szarko, L. D. Socaciu-Siebert, A. Neubauer, R. Ernstorfer, and F. Willig:
Different orientations of large rigid organic chromophores at the rutile TiO2 surface controlled by different binding geometries of specific anchor groups
2006
C. T. Hebeisen, R. Ernstorfer, M. Harb, T. Dartigalongue, R. E. Jordan, and R. J. D. Miller:
Femtosecond electron pulse characterization using laser ponderomotive scattering.
M. Harb, R. Ernstorfer, T. Dartigalongue, C. T. Hebeisen, R. E. Jordan, and R. J. D. Miller:
Carrier Relaxation and Lattice Heating Dynamics in Silicon Revealed by Femtosecond Electron Diffraction.
R. Ernstorfer, L. Gundlach, S. Felber, W. Storck, R. Eichberger and F. Willig:
Role of Molecular Anchor Groups in Molecule-to-Semiconductor Electron Transfer.
J. Piel, E. Riedle, L. Gundlach, R. Ernstorfer, and R. Eichberger:
Sub-20 fs visible pulses with 750 nJ energy from a 100 kHz noncollinear optical parametric amplifier.
L. Gundlach, R. Ernstorfer, F. Willig:
Escape dynamics of photoexcited electrons at catechol:TiO2(110).
C.T. Hebeisen, J.R. Dwyer, R.E. Jordan, M. Harb, R. Ernstorfer, and R.J.D. Miller:
Femtosecond Electron Diffraction: Making the Molecular Movie.
L. Wang, R. Ernstorfer, F. Willig, and V. May:
Absorption Spectra Related to Heterogeneous Electron Transfer Reactions: The Perylene TiO2 System.
J.R. Dwyer, Christoph T. Hebeisen, R. Ernstorfer, M. Harb, V.B. Deyirmenjian, R.E. Jordan, R.J.D. Miller:
Femtosecond electron diffraction: ‘making the molecular movie’.
P. Persson, M.J. Lundqvist, R. Ernstorfer, W.A. Goddard III, and F. Willig:
Quantum Chemical Calculations of the Influence of Anchor-Cum-Spacer Groups on Femtosecond Electron Transfer Times in Dye-Sensitized Semiconductor Nanocrystals.
2005
R. Ernstorfer, S. Felber, W. Storck, E. Galoppini, Q. Wei, and F. Willig:
Distance dependence of heterogeneous electron transfer probed in ultrahigh vacuum with femtosecond transient absorption.
L. Gundlach, R. Ernstorfer, E. Riedle, R. Eichberger, and F. Willig:
Femtosecond two-photon photoemission at 150 kHz utilizing two noncollinear optical parametric amplifiers for measuring ultrafast electron dynamics.
L. Töben, L. Gundlach, R. Ernstorfer, R. Eichberger, T. Hannappel, F. Willig, A. Zeiser, J. F¨orstner, A. Knorr, P. Hahn, and W. Schmidt:
Femtosecond Transfer Dynamics of Photogenerated Electrons at a Surface Resonance of Reconstructed InP(100).
2004
R. Ernstorfer, L. Gundlach, C. Zimmermann, F. Willig, R. Eichberger, and E. Riedle:
Generation of sub-20 fs tunable visible pulses from a 100 kHz NOPA for measuring ultrafast heterogeneous electron transfer.
Springer Series in Optical Sciences, Vol. 95 (2004), pp. 393-398.
L. Töben, L. Gundlach, T. Hannappel, R. Ernstorfer, R. Eichberger, and F. Willig:
Dynamics of electron scattering between bulk states and the C1 surface state of InP(100).
2003
R. Ernstorfer, L. Töben, L. Gundlach, S. Felber, E. Galoppini, Q. Wei, R. Eichberger, W. Storck, C. Zimmermann, and F. Willig:
Femtosecond electron injection from optically populated donor states into the conduction band of semiconductors.
Proc. SPIE Int. Soc. Opt. Eng. 5223, 110 (2003).