Publications
1) Alexander L. Chekhov, Yannic Behovits, Julius J.F. Heitz, Maria-Andromachi Syskaki, Samridh Jaiswal, Oliver Gueckstock, Bruno R. Serrano, Amon Ruge, Jana Kredl, Martin Wolf, Markus Münzenberg, Gerhard Jakob, Mathias Kläui, Tom S. Seifert, Tobias Kampfrath
Distortion-free sampling of ultrabroadband terahertz electric fields by interfacial spin accumulation
Science Advances 11, eadq7741 (2025)
2) Yannic Behovits, Alexander L. Chekhov, Bruno Rosinus Serrano, Amon Ruge, Sonka Reimers, Yaryna Lytvynenko, Mathias Kläui, Martin Jourdan, Tobias Kampfrath
All-optical magnetometric characterization of the antiferromagnetic exchange-spring system Mn2Au|Py by terahertz spin-torques
arXiv:2409.18107
3) Dongwook Go, Tom S Seifert, Tobias Kampfrath, Kazuya Ando, Hyun-Woo Lee, Yuriy Mokrousov
Local and Global Reciprocity in Orbital-Charge-Coupled Transport
arXiv:2407.00517
4) Bikash Das-Mohapatra, Reza Rouzegar, Evangelos Th. Papaioannou, Tobias Kampfrath, and Georg Schmidt
Controlling charge dynamics in nanopatterned spintronic terahertz emitters
Phys. Rev. Applied 23, 014024 (2025)
5) Afnan Alostaz, Oliver Gueckstock, Junwei Tong, Jana Kredl, Chihun In, Markus Münzenberg, Claus M. Schneider, Tobias Kampfrath, Tom S. Seifert
Tunable ultrabroadband hybrid terahertz emitter combining a spintronic and a GaSe source
Appl. Phys. Lett. 125, 212402 (2024)
arXiv:2310.12012
https://zenodo.org/records/13936518
6) Alkisti Vaitsi, Vivien Sleziona, Luis E. Parra López, Yannic Behovits, Fabian Schulz, Natalia Martín Sabanés, Tobias Kampfrath, Martin Wolf, Tom S. Seifert, Melanie Müller
Rotating spintronic terahertz emitter optimized for microjoule pump-pulse energies and megahertz repetition rates
Appl. Phys. Lett. 125, 071107 (2024)
7) R. Rouzegar, M.A. Wahada, A.L. Chekhov, W. Hoppe, J. Jechumtál, L. Nádvorník, M. Wolf, T.S. Seifert, S.S.P. Parkin, G. Woltersdorf, P.W. Brouwer, T. Kampfrath
Terahertz Spin-Conductance Spectroscopy: Probing Coherent and Incoherent Ultrafast Spin Tunneling
Nano Letters 24, 7852-7860 (2024)
arXiv:2305.09074
8) J. Jechumtál, R. Rouzegar, O. Gueckstock, C. Denker, W. Hoppe, Q. Remy, T.S. Seifert, P. Kubaščík, G. Woltersdorf, P.W. Brouwer, M. Münzenberg, T. Kampfrath, L. Nádvorník
Accessing Ultrafast Spin-Transport Dynamics in Copper Using Broadband Terahertz Spectroscopy
Physical Review Letters 132, 226703 (2024)
arXiv:2310.12082
9) Maximilian Frenzel, Joanna M. Urban, Leona Nest, Tobias Kampfrath, Michael S. Spencer, Sebastian F. Maehrlein
Quartz as an Accurate High-Field Low-Cost THz Helicity Detector
Optica 11, 362-370 (2024)
arXiv:2309.08286
https://zenodo.org/records/10569258
10) Oliver Gueckstock, Nikola Stojanovic, Yoo Kyung Ha, Till Hagelschuer, Andrea Denker, Giorgious Kourfakas, Tom Seifert, Tobias Kampfrath, Michael Gensch
Radiation hardness of ultrabroadband spintronic terahertz emitters: en-route to a space-qualified terahertz time-domain gas spectrometer
Applied Physics Letters 124, 141103 (2024)
arXiv:2401.10672
https://zenodo.org/records/10890288
11) A.L. Chekhov, Y. Behovits, U. Martens, B.R. Serrano, M. Wolf, T.S. Seifert, M. Muenzenberg, T. Kampfrath
Broadband spintronic detection of the absolute field strength of terahertz electromagnetic pulses
Physical Review Applied 20, 034037 (2023)
arXiv:2306.09734
https://zenodo.org/records/10634575
12) Felix Paries, Nicolas Tiercelin, Geoffrey Lezier, Mathias Vanwolleghem, Felix Selz, Maria-Andromachi Syskaki, Fabian Kammerbauer, Gerhard Jakob, Martin Jourdan, Mathias Kläui, Zdenek Kaspar, Tobias Kampfrath, Tom S. Seifert, Georg von Freymann, Daniel Molter
Fiber-tip spintronic terahertz emitter
Optics Express 31, 30884 (2023)
arXiv:2305.01365
https://zenodo.org/records/10158564
13) Y. Behovits, A.L. Chekhov, S.Yu. Bodnar, O. Gueckstock, S. Reimers, T.S. Seifert, M. Wolf, O. Gomonay, M. Kläui, M. Jourdan, T. Kampfrath
Terahertz Néel spin-orbit torques drive nonlinear magnon dynamics in antiferromagnetic Mn2Au
Nature Communications 14, 6038 (2023)
arXiv:2305.03368
https://zenodo.org/records/8255849
14) Tobias Kampfrath, Andrei Kirilyuk, Stéphane Mangin, Sangeeta Sharma, Martin Weinelt
Ultrafast and terahertz spintronics: Guest editorial
Applied Physics Letters 123, 050401 (2023)
15) T.S. Seifert, D. Go, H. Hayashi, R. Rouzegar, F. Freimuth, K. Ando, Y. Mokrousov, T. Kampfrath
Time-domain observation of ballistic orbital-angular-momentum currents with giant relaxation length in tungsten
Nature Nanotechnology 18, 1132-1138 (2023)
arXiv:2301.00747
https://zenodo.org/records/8020863
16) Hongsong Qiu, Tom S. Seifert, Lin Huang, Yongjian Zhou, Zdeněk Kašpar, Caihong Zhang, Jingbo Wu, Kebin Fan, Qi Zhang, Di Wu, Tobias Kampfrath, Cheng Song, Biaobing Jin, Jian Chen, Peiheng Wu
Terahertz Spin Current Dynamics in Antiferromagnetic Hematite
Advanced Science 10, 2300512 (2023)
17) M. Frenzel, M. Cherasse, J.M. Urban, F. Wang, B. Xiang, L. Nest, L. Huber, L. Perfetti, M. Wolf, T. Kampfrath, X.-Y. Zhu, S.F. Maehrlein
Nonlinear terahertz control of the lead halide perovskite lattice
Science Advances 9, eadg3856 (2023)
arXiv:2301.03508
https://zenodo.org/records/7825060
18) A. Leitenstorfer, A.S. Moskalenko, T. Kampfrath, J. Kono, E. Castro-Camus, K. Peng, N. Qureshi, D. Turchinovich, K. Tanaka, A. Markelz, M. Havenith, C. Hough, H.J. Joyce, W. Padilla, B. Zhou, K.-Y. Kim, X.-C. Zhang, P.U. Jepsen, S. Dhillon, M.S. Vitiello, E.H. Linfield, A.G. Davies, M. Hoffmann, R. Lewis, M. Tonouchi, P. Klarskov, T. Seifert, Y. Gerasimenko, D.D. Mihailovic, R. Huber, J. Boland, O. Mitrofanov, P. Dean, B. Ellison, P. Huggard, S. Rea, C. Walker, D. Leisawitz, J.R. Gao, C. Li, Q. Chen, G. Valusis, V.P. Wallace, E. MacPherson, X. Shang, J. Hesler, N. Ridler, C. Renaud, I. Kallfass, T. Nagatsuma, A. Zeitler, D. Arnone, M. Johnston, J. Cunningham
The 2023 Terahertz Science and Technology Roadmap
Journal of Physics D: Applied Physics 56, 223001 (2023)
19) E. Rongione, O. Gueckstock, M. Mattern, O. Gomonay, H. Meer, C. Schmitt, R. Ramos, T. Kikkawa, M. Mičica, E. Saitoh, J. Sinova, H. Jaffrès, J. Mangeney, S.T.B. Goennenwein, S. Geprägs, T. Kampfrath, M. Kläui, M. Bargheer, T.S. Seifert, S. Dhillon, R. Lebrun
Emission of coherent THz magnons in an antiferromagnetic insulator triggered by ultrafast spin–phonon interactions
Nature Communications 14:1818 (2023)
https://zenodo.org/records/7711870
20) R. Rouzegar, A.L. Chekhov, Y. Behovits, B.R. Serrano, M.A. Syskaki, C.H. Lambert, D. Engel, U. Martens, M. Münzenberg, M. Wolf, G. Jakob, M. Kläui, T.S. Seifert, T. Kampfrath
Broadband spintronic terahertz source with peak electric fields exceeding 1.5 MV/cm
Physical Review Applied 19, 034018 (2023) (Editor’s suggestion)
https://doi.org/10.5281/zenodo.10628766
21) S.M. Rouzegar, L. Brandt, L. Nádvorník, D.A. Reiss, A.L. Chekhov, O. Gueckstock, C. In, M. Wolf, T.S. Seifert, P.W. Brouwer, G. Woltersdorf, T. Kampfrath
Laser-induced terahertz spin transport in magnetic nanostructures arises from the same force as ultrafast demagnetization
Editor’s suggestion
Physical Review B 106, 144427 (2022) (Editor’s suggestion)
arXiv:2103.11710
https://doi.org/10.5281/zenodo.10626075
22) Lukáš Nádvorník, Oliver Gueckstock, 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, Tobias Kampfrath
Terahertz Spin-to-Charge Current Conversion in Stacks of Ferromagnets and the Transition-Metal Dichalcogenide NbSe2
Advanced Materials Interfaces 9, 2201675 (2022)
arXiv:2208.00846
23) Pilar Jiménez-Cavero, Oliver Gueckstock, Lukáš Nádvorník, Irene Lucas, Tom S. Seifert, Martin Wolf, Reza Rouzegar, Piet W. Brouwer, Sven Becker, Gerhard Jakob, Mathias Kläui, Chenyang Guo, Caihua Wan, Xiufeng Han, Zuanming Jin, Hui Zhao, Di Wu, Luis Morellón, Tobias Kampfrath
Transition of laser-induced terahertz spin currents from torque- to conduction-electron-mediated transport
Physical Review B 105, 184408 (2022)
arXiv:2110.05462
24) Tim Vogel, Alan Omar, Samira Mansourzadeh, Frank Wulf, Natalia Martín Sabanés, Melanie Müller, Tom S. Seifert, Alexander Weigel, Gerhard Jakob, Mathias Kläui, Ioachim Pupeza, Tobias Kampfrath, Clara J. Saraceno
Average power scaling of THz spintronic emitters in reflection geometry
Optics Express 30, 20451 (2022)
arXiv:2112.09582
25) I. Ilyakov, N. Agarwal, J.-C. Deinert, J. Liu, A. Yaroslavtsev, L. Foglia, G. Kurdi, R. Mincigrucci, E. Principi, G. Jakob, M. Kläui, T.S. Seifert, T. Kampfrath, S. Kovalev, R.E. Carley, A.O. Scherz, M. Gensch
Terahertz-wave decoding of femtosecond extreme-ultraviolet light pulses
Optica 9, 545 (2022)
26) Tom S. Seifert, Liang Chen, Zhengxing Wei, Tobias Kampfrath, Jingbo Qi
Spintronic Sources of Ultrashort Terahertz Pulses (Review)
Appl. Phys. Lett. 120, 180401 (2022)
arXiv:2112.03070
27) Mohamed Amine Wahada, Ersoy Sasioglu, Wolfgang Hoppe, Xilin Zhou, Hakan Deniz, Reza Rouzegar, Tobias Kampfrath, Ingrid Mertig, Stuart S. P. Parkin, Georg Woltersdorf
Atomic scale control of spin current transmission at interfaces
Nano Letters 9, 3539-3544 (2022)
arXiv:2108.01770
28) Ping-Keng Lu, Anuar de Jesus Fernandez Olvera, Deniz Turan, Tom Sebastian Seifert, Nezih Tolga Yardimci, Tobias Kampfrath, Sascha Preu, Mona Jarrahi
Ultrafast carrier dynamics in terahertz photoconductors and photomixers: beyond short-carrier-lifetime semiconductors (Review)
Nanophotonics 11, 2661-2691 (2022)
29) Oliver Gueckstock, Rafael Lopes Seeger, Tom S. Seifert, Stephane Auffret, Serge Gambarelli, Jan N. Kirchhof, Kirill I. Bolotin, Vincent Baltz, Tobias Kampfrath, Lukáš Nádvorník
Impact of GHz and THz transport regimes on spin propagation and conversion in the antiferromagnet IrMn
Applied Physics Letters 120, 062408 (2022)
arXiv:2111.04191
https://zenodo.org/records/6055699
30) G. Bierhance, A. Markou, O. Gueckstock, R. Rouzegar, Y. Behovits, A. Chekhov, M. Wolf, T.S. Seifert, C. Felser, T. Kampfrath
Spin-voltage-driven efficient terahertz spin currents from the magnetic Weyl semimetals Co2MnGa and Co2MnAl
Applied Physics Letters 120, 082401 (2022)
arXiv:2111.15599
https://zenodo.org/records/5748041
31) J.J.F. Heitz, L. Nádvorník, V. Balos, Y. Behovits, A.L. Chekhov, T.S. Seifert, K. Olejník, Z. Kašpar, K. Geishendorf, V. Novák, R.P. Campion, M. Wolf, T. Jungwirth, T. Kampfrath
Optically gated terahertz-field-driven switching of antiferromagnetic CuMnAs
Physical Review Applied 16, 064047 (2021)
arXiv:2106.08828
32) A.L. Chekhov, Y. Behovits, J.J.F. Heitz, C. Denker, D.A. Reiss, M. Wolf, M. Weinelt, P.W. Brouwer, M. Münzenberg, T. Kampfrath
Ultrafast demagnetization of iron induced by optical vs terahertz pulses
Physical Review X 11, 041055 (2021)
arXiv:2106.01967
https://zenodo.org/records/4993253
33) D.A. Reiss, T. Kampfrath, P.W. Brouwer
Theory of spin-Hall magnetoresistance in the ac terahertz regime
Phys. Rev. B 104, 024415 (2021)
arXiv:2104.06518
34) W. Hoppe, J. Weber, S. Tirpanci, O. Gueckstock, T. Kampfrath, G. Woltersdorf
On-Chip Generation of Ultrafast Current Pulses by Nanolayered Spintronic Terahertz Emitters
ACS Appl. Nano Mater. 4, 7454-7460 (2021)
35) Oliver Gueckstock, Lukáš Nádvorník, Tom S. Seifert, Martin Borchert, Gerhard Jakob, Georg Schmidt, Georg Woltersdorf, Mathias Kläui, Martin Wolf, Tobias Kampfrath
Modulating the polarization of broadband terahertz pulses from a spintronic emitter at rates up to 10 kHz
Optica 8, 1013-1019 (2021)
https://zenodo.org/records/5017616
36) L. Nadvorník, M. Borchert, L. Brandt, R. Schlitz, K.A. de Mare, K. Výborný, I. Mertig, G. Jakob, M. Kläui, S.T.B. Goennenwein, M. Wolf, G. Woltersdorf, T. Kampfrath
Broadband terahertz probes of anisotropic magnetoresistance disentangle extrinsic and intrinsic contributions
Physical Review X 11, 021030 (2021)
arXiv:2010.06280
https://zenodo.org/records/4569648
37) O. Gueckstock, L. Nádvorník, M. Gradhand, T.S. Seifert, G. Bierhance, S.M. Rouzegar, M. Wolf, M. Vafaee, J. Cramer, M.A. Syskaki, G. Woltersdorf, I. Mertig, G. Jakob, M. Kläui, T. Kampfrath
Terahertz spin-to-charge conversion by interfacial skew scattering in metallic bilayers
Advanced Materials 33, 2006281 (2021)
https://zenodo.org/records/5017567
38) T.S. Seifert, U. Martens, F. Radu, M. Ribow, M. Beritta, L. Nádvorník, R. Starke, T. Jungwirth, M. Wolf, I. Radu, M. Münzenberg, P.M. Oppeneer, G. Woltersdorf, T. Kampfrath
Frequency-independent terahertz anomalous Hall effect in DyCo5, Co32Fe68 and Gd27Fe73 thin films from DC to 40 THz
Advanced Materials 33, 2007398 (2021)
39) D. Iagodkin, L. Nádvorník, O. Gueckstock, C. Gahl, T. Kampfrath, K. Bolotin
Ultrafast photocurrents in MoSe2 probed by terahertz spectroscopy
2D Materials 8, 025012 (2021)
40) M. Meinert, B. Gliniors, O. Gueckstock, T.S. Seifert, L. Liensberger, M. Weiler, S. Wimmer, H. Ebert, T. Kampfrath
High-throughput techniques for measuring the spin Hall effect
Physical Review Applied 14, 064011 (2020)
41) W. Zhang, P. Maldonado, Z. Jin, T.S. Seifert, J. Arabski, G. Schmerber, E. Beaurepaire, M. Bonn, T. Kampfrath, P.M. Oppeneer, D. Turchinovich
Ultrafast terahertz magnetometry
Nature Communications 11, Article number: 4247 (2020)
42) M. Müller, N. Martín Sabanés, T. Kampfrath, M. Wolf
Phase-Resolved Detection of Ultrabroadband THz Pulses inside a Scanning Tunneling Microscope Junction
ACS Photonics 7, 2046-2055 (2020)
arXiv:2003.09214
43) E.Y. Vedmedenko, R.K. Kawakami, D. Sheka, P. Gambardella, A. Kirilyuk, A. Hirohata, C. Binek, O.A. Chubykalo-Fesenko, S. Sanvito, B. Kirby, J. Grollier, K. Everschor-Sitte, T. Kampfrath, C.-Y. You, A. Berger
The 2020 Magnetism Roadmap
Journal of Physics D: Applied Physics 53, 453001 (2020)
44) H. Elgabarty, T. Kampfrath, D.J. Bonthuis, V. Balos, N.K. Kaliannan, P. Loche, R.R. Netz, M. Wolf, T.D. Kühne, M. Sajadi
Energy transfer within the hydrogen bonding network of water following resonant terahertz excitation
Science Advances 6, eaay7074 (2020)
45) T. Tanikawa, S. Karabekyan, S. Kovalev, S. Casalbuoni, V. Asgekar, S. Bonetti, S. Wall, T. Laarmann, D. Turchinovich, P. Zalden, T. Kampfrath, A.S. Fisher, N. Stojanovic, M. Gensch, G. Geloni
Volt-per-Ångstrom terahertz fields from X-ray free-electron lasers
Journal of Synchrotron Radiation 27, 796-798 (2020)
46) J.A. Fülöp, S. Tzortzakis, T. Kampfrath
Review: Laser-Driven Strong-Field Terahertz Sources and their Novel Applications
Advanced Optical Materials 8, 1900681 (2019)
47) D.M. Juraschek, A. Paarmann, T. Kampfrath, S.F. Maehrlein
The THz sum-frequency counterparts of stimulated Raman scattering
Proc. SPIE 11124, Terahertz Emitters, Receivers, and Applications X, 111240O (2019)
48) U. Nandi, M.S. Abdelaziz, G. Jakob, O. Gückstock, R. Rouzegar, T. Seifert, M. Kläui, T. Kampfrath, S. Preu
Antenna-coupled spintronic terahertz emitters driven by a 1550 nm pulsed laser oscillator
Applied Physics Letters 115, 022405 (2019)
49) R.I. Herapath, S.M. Hornett, T.S. Seifert, G. Jakob, M. Kläui, J. Bertolotti, T. Kampfrath, E. Hendry
Impact of pump wavelength on terahertz emission of a cavity-enhanced spintronic trilayer
Applied Physics Letters 114, 041107 (2019)
arXiv:1808.00746v1 [physics.optics]
50) T. Seifert, N.M. Tranh, O. Gueckstock, S.M. Rouzegar, L. Nadvornik, S. Jaiswal, G. Jakob, V. Temnov, M. Muenzenberg, M. Wolf, M. Kläui, T. Kampfrath
Terahertz spectroscopy for all-optical spintronic characterization of the spin-Hall-effect metals Pt, W and Cu80Ir20
Journal of Physics D: Applied Physics 51, 364003 (2018)
arXiv:1805.02193v2 [cond-mat.mtrl-sci]
51) T. Seifert, S. Jaiswal, J. Barker, S.T. Weber, I. Razdolski, J. Cramer, O. Gueckstock, S. Maehrlein, L. Nadvornik, S. Watanabe, C. Ciccarelli, A. Melnikov, G. Jakob, M. Münzenberg, S.T.B. Goennenwein, G. Woltersdorf, B. Rethfeld, P.W. Brouwer, M. Wolf, M. Kläui, T. Kampfrath
Femtosecond formation dynamics of the spin Seebeck effect revealed by terahertz spectroscopy
Nature Communications 9, Article number: 2899 (2018). Editor’s choice.
arXiv:1709.00768v5 [cond-mat.mes-hall]
52) S. Maehrlein, I. Radu, P. Maldonado, A. Paarmann, M. Gensch, A.M. Kalashnikova, R.V. Pisarev, M. Wolf, P.M. Oppeneer, J. Barker, T. Kampfrath
Dissecting spin-phonon equilibration in ferrimagnetic insulators by ultrafast lattice excitation
Science Advances 4, eaar5164 (2018)
arXiv:1710.02700 [cond-mat.mtrl-sci]
See also press information of the Freie Universität Berlin (in German, English here).
53) Zhe Wang, S. Kovalev, N. Awari, Min Chen, S. Germanskiy, B. Green, J.-C. Deinert, T. Kampfrath, J. Milano, M. Gensch
Magnetic field dependence of antiferromagnetic resonance in NiO
Appl. Phys. Lett. 112, 252404 (2018)
arXiv:1806.07968v1 [cond-mat.mtrl-sci]
54) T. Kampfrath, R.K. Campen, M. Wolf, M. Sajadi
The Nature of the Dielectric Response of Methanol Revealed by the Terahertz Kerr Effect
Journal of Physical Chemistry Letters 9, 1279-1283 (2018)
55) K. Olejnik, T. Seifert, Z. Kaspar, V. Novak, P. Wadley, R.P. Campion, M. Baumgartner, P. Gambardella, P. Nemec, J. Wunderlich, J. Sinova, P. Kuzel, M. Müller, T. Kampfrath, T. Jungwirth
Terahertz electrical writing speed in an antiferromagnetic memory
Science Advances 4, eaar3566 (2018)
arXiv:1711.08444v1 [physics.app-ph]
56) S. Kovalev, Z. Wang, J.-C. Deinert, N. Awari, M. Chen, B. Green, S. Germanskiy, T.V.A.G. de Oliveira, J.S. Lee, A. Deac, D. Turchinovich, N. Stojanovic, S. Eisebitt, I. Radu, S. Bonetti, T. Kampfrath, M. Gensch
Selective THz control of magnetic order: new opportunities from superradiant undulator sources
Journal of Physics D: Applied Physics 51, 114007 (2018)
57) P. Němec, M. Fiebig, T. Kampfrath, A.V. Kimel
Antiferromagnetic opto-spintronics (Review Article)
Nature Physics 14, 229-241 (2018)
58) J. Cramer, T. Seifert, A. Kronenberg, F. Fuhrmann, G. Jakob, M. Jourdan, T. Kampfrath, M. Kläui
Complex Terahertz and Direct Current Inverse Spin Hall Effect in YIG/Cu1−xIrx Bilayers Across a Wide Concentration Range
Nano Letters 18, 1064-1069 (2018)
59) T. Kampfrath, M. Wolf, M. Sajadi
The sign of the polarizability anisotropy of polar molecules is obtained from the terahertz Kerr effect
Chemical Physics Letters 692, 319-323 (2018)
60) S. Maehrlein, A. Paarmann, M. Wolf, T. Kampfrath
Terahertz sum-frequency excitation of a Raman-active phonon
Physical Review Letters 119, 127402 (2017)
arXiv:1703.02869v1 [cond-mat.mtrl-sci]
61) T. Seifert, U. Martens, S. Günther, M.A.W. Schoen, F. Radu, X.Z. Chen, I. Lucas, R. Ramos, M.H. Aguirre, P.A. Algarabel, A. Anadón, H.S. Körner, J. Walowski, C. Back, M.R. Ibarra, L. Morellón, E. Saitoh, M. Wolf, C. Song, K. Uchida, M. Münzenberg, I. Radu, T. Kampfrath
Terahertz Spin Currents and Inverse Spin Hall Effect in Thin-Film Heterostructures Containing Complex Magnetic Compounds
SPIN 7, 1740010 (2017)
arXiv:1705.11069v1 [cond-mat.mtrl-sci]
62) T. Seifert, S. Jaiswal, M. Sajadi, G. Jakob, S. Winnerl, M. Wolf, M. Kläui, T. Kampfrath
Ultrabroadband single-cycle terahertz pulses with peak fields of 300 kV cm-1 from a metallic spintronic emitter
Applied Physics Letters 110, 252402 (2017). Cover story.
arXiv:1703.09970v1 [cond-mat.mtrl-sci]
63) M. Sajadi, M. Wolf, T. Kampfrath
Transient birefringence of liquids induced by terahertz electric-field torque on permanent molecular dipoles
Nature Communications 8, Article number: 14963 (2017)
64) S. Kovalev, B. Green, T. Golz, S. Maehrlein, N. Stojanovic, A.S. Fisher, T. Kampfrath, M. Gensch
Probing ultra-fast processes with high dynamic range at 4th-generation light sources:
Arrival time and intensity binning at unprecedented repetition rates
Structural Dynamics 4, 024301 (2017)
65) L. Braun, G. Mussler, A. Hruban, M. Konczykowski, T. Schumann, M. Wolf, M. Münzenberg, L. Perfetti, T. Kampfrath
Ultrafast photocurrents at the surface of the three-dimensional topological insulator Bi2Se3
Nature Communications 7, Article number: 13259 (2016)
66) S. Baierl, J.H. Mentink, M. Hohenleutner, L. Braun, T.M. Do, C. Lange, A. Sell, M. Fiebig, G. Woltersdorf, T. Kampfrath, R. Huber
Terahertz-Driven Nonlinear Spin Response of Antiferromagnetic Nickel Oxide
Physical Review Letters 117, 197201 (2016)
67) Y. Tong, T. Kampfrath, R.K. Campen
Experimentally Probing the Libration of Interfacial Water: the Rotational Potential of Water is Stiffer at the Air/Water Interface than in Bulk Liquid
Phys. Chem. Chem. Phys. 18, 18424-18430 (2016)
68) S. Baierl, M. Hohenleutner, T. Kampfrath, A.K. Zvezdin, A.V. Kimel, R. Huber, R. Mikhaylovskiy
Nonlinear spin control by terahertz-driven anisotropy fields
Nature Photonics 10, 715-718 (2016)
69) T. Seifert, S. Jaiswal, U. Martens, J. Hannegan, L. 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, M. Wolf, M. Münzenberg, M. Kläui, T. Kampfrath
Efficient metallic spintronic emitters of ultrabroadband terahertz radiation
Nature Photonics 10, 483 (2016)
See also press information of the Max Planck Society.
70) B. Green et al.
High-Field High-Repetition-Rate Sources for the Coherent THz Control of Matter
Scientific Reports 6, 22256; DOI: 10.1038/srep22256 (2016)
71) F. Boschini, M. Mansurova, G. Mussler, J. Kampmeier, D. Grützmacher, L. Braun, F. Katmis, J.S. Moodera, C. Dallera, E. Carpene, C. Franz, M. Czerner, C. Heiliger, T. Kampfrath, M. Münzenberg
Coherent ultrafast spin-dynamics probed in three dimensional topological insulators
Scientific Reports 5, 15304; DOI: 10.1038/srep15304 (2015)
72) M. Sajadi, M. Wolf, T. Kampfrath
Terahertz-field-induced optical birefringence in common window and substrate materials
Optics Express 23, 28985 (2015)
73) L.Z. Jin, A. Tkach, F. Casper, V. Spetter, H. Grimm, A. Thomas, T. Kampfrath, M. Bonn, M. Kläui, D. Turchinovich
Accessing the fundamentals of magnetotransport in metals with terahertz probes
Nature Physics 11, 761 (2015)
74) K.W. Kim, M. Porer, A. Pashkin, A. Sell, T. Kampfrath, A. Leitenstorfer, R. Huber
THz spin dynamics: phonon-induced spin order
Ultrafast Magnetism I, Springer Proceedings in Physics 159, 327 (2015)
75) T. Kampfrath, M. Battiato, A. Sell, F. Freimuth, A. Leitenstorfer, M. Wolf, R. Huber, P.M. Oppeneer, M. Münzenberg
Ultrafast Spin Precession and Transport Controlled and Probed with Terahertz Radiation
Ultrafast Magnetism I, Springer Proceedings in Physics 159, 324 (2015)
76) L. Perfetti, B. Sciolla, G. Biroli, C. J. van der Beek, C. Piovera, M. Wolf, T. Kampfrath
Ultrafast Dynamics of Fluctuations in High-Temperature Superconductors Far from Equilibrium
Physical Review Letters 114, 067003 (2015)
77) T. Shimada, N. Kamaraju, C. Frischkorn, M. Wolf, T. Kampfrath
Indication of Te segregation in laser-irradiated ZnTe observed by in situ coherent-phonon spectroscopy
Applied Physics Letters 105, 111908 (2014)
78) Rubano, M. Wolf, T. Kampfrath
Terahertz conductivity and ultrafast dynamics of photoinduced charge carriers in intrinsic 3C and 6H silicon carbide
Applied Physics Letters 105, 032104 (2014)
79) M. Sajadi, M. Wolf, T. Kampfrath
Terahertz field enhancement via coherent superposition of the pulse sequences after a single optical-rectification crystal
Applied Physics Letters 104, 091118 (2014)
80) N. Kamaraju, A. Rubano, L. Jian, S. Saha, T. Venkatesan, J. Nötzold, R. K. Campen, M. Wolf, T. Kampfrath
Sub-cycle control of terahertz waveform polarization using all-optically induced transient metamaterials
Nature: Light: Science and Applications 3, e155 (2014)
81) T. Kampfrath, K. Tanaka, K. A. Nelson
Resonant and nonresonant control over matter and light by intense terahertz transients (Review Article)
Nature Photonics 7, 680-690 (2013)
82) A. Pashkin, A. Sell, T. Kampfrath, R. Huber
Electric and magnetic terahertz nonlinearities resolved on the sub-cycle scale
New Journal of Physics 15, 065003 (2013)
83) T. Kampfrath, M. Battiato, P.Maldonado, G. Eilers, J. Nötzold, S. Mährlein, V. Zbarsky, F. Freimuth, Y. Mokrousov, S. Blügel, M. Wolf, I. Radu, P. M. Oppeneer, M. Münzenberg
Engineering of ultrafast spin currents and terahertz transients by magnetic heterostructures
Nature Nanotechnology 8, 256 (2013); News & Views article by Richard Averitt
84) D.M. Beggs, T.F. Krauss, L. Kuipers, T. Kampfrath
Ultrafast Tilting of the Dispersion of a Photonic Crystal and Adiabatic Spectral Compression of Light Pulses
Physical Review Letters 108, 033902 (2012)
See also press information of the Max Planck Society.
85) A. Rubano, L. Braun, M. Wolf, T. Kampfrath
Mid-infrared time-domain ellipsometry: Application to Nb-doped SrTiO3
Applied Physics Letters 101, 081103 (2012)
86) T. Shimada, C. Frischkorn, M. Wolf, T. Kampfrath
Maximizing the amplitude of coherent phonons with shaped laser pulses
Journal of Applied Physics 112, 113103 (2012)
87) I. Timrov, T. Kampfrath, J. Faure, N. Vast, C. R. Ast, C. Frischkorn, M. Wolf, P. Gava, L. Perfetti
Thermalization of photoexcited carriers in bismuth investigated by time-resolved terahertz spectroscopy and ab initio calculations
Physical Review B 85, 155139 (2012)
88) D. M. Beggs, I. H. Rey, T. Kampfrath, N. Rotenberg, L. Kuipers, T. F. Krauss
Ultrafast Tunable Optical Delay Line Based on Indirect Photonic Transitions
Physical Review Letters 108, 213901 (2012)
89) M. Scheuch, T. Kampfrath, M. Wolf, K. von Volkmann, C. Frischkorn, L. Perfetti
Temperature dependence of ultrafast phonon dynamics in graphite
Applied Physics Letters 99, 211908 (2011)
90) T. Kampfrath, A. Sell, G. Klatt, A. Pashkin, S. Mährlein, T. Dekorsy, M. Wolf, M. Fiebig, A. Leitenstorfer, R. Huber
Coherent Terahertz Control of Antiferromagnetic Spin Waves
Nature Photonics 5, 31 (2011); News & Views article by Junichiro Kono
See also press information of the Max Planck Society.
91) I. Sersic, C. Tuambilangana, T. Kampfrath, A.F. Koenderink
Magnetoelectric point scattering theory for metamaterial scatterers
Physical Review B 83, 245102 (2011)
92) M. Spasenović, T.P. White, S. Ha, A.A. Sukhorukov, T. Kampfrath, Y.S. Kivshar, C.M. de Sterke, T.F. Krauss, L. Kuipers
Experimental observation of evanescent modes at the interface to slow-light photonic crystal waveguides
Optics Letters 36, 1170 (2011)
93) L. O’Faolain, D.M. Beggs, T.P. White, T. Kampfrath, K. Kuipers, T.F. Krauss
Compact optical switches and modulators based on dispersion engineered photonic crystals
IEEE Photonics Journal 2, 404 (2010)
94) T. Kampfrath, D.M. Beggs, T.P. White, A. Melloni, T.F. Krauss, L. Kuipers
Ultrafast adiabatic manipulation of slow light in a photonic crystal
Physical Review A 81, 043837 (2010)
See also news article in SPIE Newsroom (June 2010).
95) M. Burresi, T. Kampfrath, D. van Oosten, J. C. Prangsma, B.S. Song, S. Noda, L. Kuipers
Magnetic Light-Matter Interactions in a Photonic Crystal Nanocavity
Physical Review Letters 105, 123901 (2010)
See also news article in Physical Review Focus (September 2010).
96) T. Kampfrath, D.M. Beggs, T.P. White, M. Burresi, D. van Oosten, T.F. Krauss, L. Kuipers
Ultrafast rerouting of light via slow modes in a nanophotonic directional coupler
Applied Physics Letters 94, 241119 (2009)
97) T. Kampfrath, D.M. Beggs, T.F. Krauss, L. Kuipers
Complete response characterization of ultrafast linear photonic devices
Optics Letters 34, 3421 (2009)
98) S. Leinß, T. Kampfrath, K. von Volkmann, B.A. Schmid, D. Fröhlich, M. Wolf, R.A. Kaindl, A. Leitenstorfer, R. Huber
THz quantum optics with dark excitons in Cu2O:
from stimulated emission to nonlinear population control
physica status solidi (c) 6, 156 (2009)
99) M. Burresi, D. van Oosten, T. Kampfrath, H. Schoenmaker, R. Heideman, A. Leinse, L. Kuipers
Probing the Magnetic Field of Light at Optical Frequencies
Science 326, 550 (2009)
100) T. Kampfrath, K. von Volkmann, C.M. Aguirre, P. Desjardins, R. Martel, M. Krenz, C. Frischkorn, M. Wolf, L. Perfetti
Mechanism of the Far-Infrared Absorption of Carbon-Nanotube Films
Physical Review Letters 101, 267403 (2008)
101) S. Leinß, T. Kampfrath, K. v. Volkmann, M. Wolf, J.T. Steiner, M. Kira, S.W. Koch, A. Leitenstorfer, R. Huber
Terahertz Coherent Control of Optically Dark Paraexcitons in Cu2O
Physical Review Letters 101, 246401 (2008)
102) T. Kampfrath, L. Perfetti, K. von Volkmann, C.M. Aguirre, P. Desjardins, R. Martel, C. Frischkorn, M. Wolf
Optical response of single‐wall carbon nanotube sheets
in the far‐infrared spectral range from 1 THz to 40 THz
physica status solidi (b) 244, 3950 (2007)
103) T. Kampfrath, J. Nötzold, M. Wolf
Sampling of Broadband Terahertz Pulses with Thick Electro-Optic Crystals
Applied Physics Letters 90, 231113 (2007)
104) T. Kampfrath, D.O. Gericke, L. Perfetti, P. Tegeder, M. Wolf, C. Frischkorn
Long- and Short-Lived Electrons with Anomalously High Collision Rates in Laser-Ionized Gases
Physical Review E 76, 066401 (2007)
105) T. Kampfrath, L. Perfetti, D.O. Gericke, C. Frischkorn, P. Tegeder, M. Wolf
Ultrafast Capture of Free Electrons in Optically Ionized Gases by the Electron Scavenger SF6
Chemical Physics Letters 429, 350 (2006)
106) L. Perfetti, T. Kampfrath, F. Schapper, A. Hagen, T. Hertel, C.M. Aguirre, P. Desjardins, R. Martel, C. Frischkorn, M. Wolf
Ultrafast Dynamics of Delocalized and Localized Electrons in Carbon Nanotubes
Physical Review Letters 96, 027401 (2006)
107) M. Djordjevic, M. Lüttich, P. Moschkau, P. Guderian, T. Kampfrath, R.G. Ulbrich, M. Münzenberg, W. Felsch, J. S. Moodera
Comprehensive view on ultrafast dynamics of ferromagnetic films
physica status solidi (c) 3, 1347-1358 (2006)
108) T. Kampfrath, L. Perfetti, F. Schapper, C. Frischkorn, M. Wolf
Strongly Coupled Optical Phonons in the Ultrafast Dynamics of the Electronic Energy and Current Relaxation in Graphite
Physical Review Letters 95, 187403 (2005)
109) T. Kampfrath, R.G. Ulbrich, M. Münzenberg, F. Leuenberger, B. Sass, W. Felsch
Ultrafast Magneto-Optical Response of Iron Thin Films
Physical Review B 65, 104429 (2002)