Publications of Lukas Braun

Journal Article (6)

2022
Journal Article
Nádvorník, Lukáš, Oliver Gückstock, Lukas Braun, Chengwang Niu, Joachim Gräfe, Gunther Richter, Gisela Schütz, Hidenori Takagi, Mahmoud Zeer, Tom S. Seifert, Peter Kubaščík, Avanindra K. Pandeya, Abdelmadjid Anane, Heejun Yang, Amilcar Bedoya-Pinto, Stuart S.P. Parkin, Martin Wolf, Yuriy Mokrousov, Hiroyuki Nakamura and Tobias Kampfrath: Terahertz Spin-to-Charge Current Conversion in Stacks of Ferromagnets and the Transition-Metal Dichalcogenide NbSe2.
2016
Journal Article
Baierl, S., J.H. Mentink, M. Hohenleutner, Lukas Braun, T.-M. Do, C. Lange, A. Sell, M. Fiebig, G. Woltersdorf, Tobias Kampfrath and R. Huber: Terahertz-Driven Nonlinear Spin Response of Antiferromagnetic Nickel Oxide.
Journal Article
Braun, Lukas, Gregor Mussler, Andrzej Hruban, Marcin Konczykowski, Thomas Schumann, Martin Wolf, Markus Münzenberg, Luca Perfetti and Tobias Kampfrath: Ultrafast photocurrents at the surface of the three-dimensional topological insulator Bi2Se3.
Journal Article
Seifert, Tom, S. Jaiswal, U. Martens, J. Hannegan, Lukas Braun, P. Maldonado, F. Freimuth, A. Kronenberg, J. Henrizi, I. Radu, E. Beaurepaire, Y. Mokrousov, P.M. Oppeneer, M. Jourdan, G. Jakob, D. Turchinovich, L.M. Hayden, Martin Wolf, M. Münzenberg, M. Kläui and Tobias Kampfrath: Efficient metallic spintronic emitters of ultrabroadband terahertz radiation.
2015
Journal Article
Boschini, F., M. Mansurova, G. Mussler, J. Kampmeier, D. Grützmacher, Lukas Braun, F. Katmis, J.S. Moodera, C. Dallera, E. Carpene, C. Franz, M. Czerner, C. Heiliger, Tobias Kampfrath and M. Münzenberg: Coherent ultrafast spin-dynamics probed in three dimensional topological insulators.
2012
Journal Article
Rubano, Andrea, Lukas Braun, Martin Wolf and Tobias Kampfrath: Mid-infrared time-domain ellipsometry: Application to Nb-doped SrTiO3.

Conference Paper (1)

2017
Conference Paper
Baierl, S., J. Mentink, M. Hohenleutner, C. Lange, T. Do, Lukas Braun, A. Sell, A. Zvezdin, M. Fiebig, G. Woltersdorf, Tobias Kampfrath, A. Kimel, R. Mikhaylovskiy and R. Huber: Efficient nonlinear control of spins by ultrashort THz-fields.
(2017 IEEE International Magnetics Conference (INTERMAG) , Dublin, Ireland , Apr 2017).

Talk (4)

2016
Talk
Braun, Lukas: Ultrafast Spin- and Charge-Currents in Topological Insulators and Their Transport to Adjacent Ferromagnetic Layers.
(Institutsseminar, Nano-Systems from Ions, Spins and Electrons, Max Planck Institute of Microstructure Physics, Halle, Germany, Nov 2016).
2015
Talk
Braun, Lukas: Ultrafast Currents at the Surface of the Topological Insulator Bi2Se3.
(Grpup Seminar, Department of Physics (AG Martin Weinelt), Freie Universität Berlin, Berlin, Germany, Feb 2015).
Talk
Braun, Lukas: Ultrafast Currents at the Surface of the Topological Insulator Bi2Se3.
(Group Seminar, Department of Physics (AG Sergey Ganichev), Universität Regensburg, Regensburg, Germany, Jan 2015).
2014
Talk
Braun, Lukas: Ultrafast photocurrents in the topological insulator Bi2Se3 probed with terahertz emission spectroscopy.
(New Trends in Topological Insulators (NTTI) 2014, Berlin, Germany, Jul 2014).

Thesis - PhD (1)

2016
Thesis - PhD
Braun, Lukas: Electron and Phonon Dynamics in Topological Insulators at THz Frequencies.

Working Paper (1)

2018
Working Paper
Schumann, T., N. Meyer, G. Mussler, J. Kampmeier, D. Grützmacher, E. Schmoranzerova, Lukas Braun, Tobias Kampfrath, J. Walowski and M. Münzenberg: Observation of spin Nernst photocurrents in topological insulators.
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