Unconventional double-bended saturation of carrier occupation in optically excited graphene due to many-particle interactions

by Torben Winzer, Martin Mittendorff, Stephan Winnerl, Henry Mittenzwey, Roland Jago, Manfred Helm, Ermin Malic, Andreas Knorr
Published 2017-05-01

Intraband carrier dynamics in Landau-quantized multilayer epitaxial graphene

by Martin Mittendorff, Milan Orlita, Marek Potemski, Claire Berger, Walter A de Heer, Harald Schneider, Manfred Helm, Stephan Winnerl
Published 2014-01-01

Coherent phonon and unconventional carriers in the magnetic kagome metal Fe3Sn2

by Marcos V. Gonçalves-Faria, Alexej Pashkin, Qi Wang, Hechang C. Lei, Stephan Winnerl, Alexander A. Tsirlin, Manfred Helm, Ece Uykur
Published 2024-03-01

Terahertz response of patterned epitaxial graphene

by Christian Sorger, Sascha Preu, Johannes Schmidt, Stephan Winnerl, Yuliy V Bludov, Nuno M R Peres, Mikhail I Vasilevskiy, Heiko B Weber
Published 2015-01-01

Field-effect transistors as electrically controllable nonlinear rectifiers for the characterization of terahertz pulses

by Alvydas Lisauskas, Kęstutis Ikamas, Sylvain Massabeau, Maris Bauer, Dovilė Čibiraitė, Jonas Matukas, Juliette Mangeney, Martin Mittendorff, Stephan Winnerl, Viktor Krozer, Hartmut G. Roskos
Published 2018-05-01

Strong transient magnetic fields induced by THz-driven plasmons in graphene disks

by Jeong Woo Han, Pavlo Sai, Dmytro B. But, Ece Uykur, Stephan Winnerl, Gagan Kumar, Matthew L. Chin, Rachael L. Myers-Ward, Matthew T. Dejarld, Kevin M. Daniels, Thomas E. Murphy, Wojciech Knap, Martin Mittendorff
Published 2023-11-01

Near-Field THz Nanoscopy with Novel Accelerator-Based Photon Sources

by Lukas M. Eng, Frederik Kuschewski, Jonathan Döring, Lukas Wehmeier, Tobias Nörenberg, Thales de Oliveira, Hans-Georg von Ribbeck, Denny Lang, Bert Green, Sergey Kovalev, Nilesh Awari, Stephan Winnerl, Manfred Helm, Michael Gensch, Susanne C. Kehr
Published 2019-09-01

Plasmonic Terahertz Nonlinearity in Graphene Disks

by Jeong Woo Han, Matthew L. Chin, Sebastian Matschy, Jayaprakash Poojali, Angelika Seidl, Stephan Winnerl, Hassan A. Hafez, Dmitry Turchinovich, Gagan Kumar, Rachael L. Myers-Ward, Matthew T. Dejarld, Kevin M. Daniels, Howard Dennis Drew, Thomas E. Murphy, Martin Mittendorff
Published 2022-02-01