Martin-Luther-Universität Halle-Wittenberg

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Publikationen

2022

Origin of helicity-dependent photoconductivity in magnetic and nonmagnetic wires
A Pandey, R Dreyer, P Seyidov, C Koerner, S Tirpanci, BK Hazra
Physical Review B 106 (17), 174420 (2022)
https://doi.org/10.1103/PhysRevB.106.174420   

Laser-induced terahertz spin transport in magnetic nanostructures arises from the same force as ultrafast demagnetization
R Rouzegar, L Brandt, L Nádvorník, DA Reiss, AL Chekhov, ...
Physical Review B 106 (14), 144427, 58 (2022)
https://doi.org/10.1103/PhysRevB.106.144427   

Ultrafast spin transport and control of spin current pulse shape in metallic multilayers
A Melnikov, L Brandt, N Liebing, M Ribow, I Mertig, G. Woltersdorf
Physical Review B 106 (10), 104417, 5 (2022)
https://doi.org/10.1103/PhysRevB.106.104417   

Imaging and phase-locking of non-linear spin waves
R Dreyer, AF Schäffer, HG Bauer, N Liebing, J Berakdar, G. Woltersdorf
Nature Communications 13 (1), 4939, 3 (2022)
https://doi.org/10.1038/s41467-022-32224-0   

Atomic Scale Control of Spin Current Transmission at Interfaces
M.A. Wahada, E.
Şaşıoğlu, W. Hoppe, X. Zhou, H. Deniz, R. Rouzegar, T. Kampfrath, I. Mertig, St. Parkin, G. Woltersdorf
Nano Lett. 9, 3 (2022)
http://dx.doi.org/10.1021/acs.nanolett.1c04358   

Frequency  multiplication by collective nanoscale spin-wave dynamics  Ch. Körner,  R. Dreyer, M. Wagener, N. Liebing, HG. Bauer, G. Woltersdorf
Science 375 (6585), 1165-1169 (2022)
http://dx.doi.org/10.1126/science.abm6044   

Lost magnetism pinned on atomic rotations
G. Woltersdorf
Nature 602 (7895), 36-38 (2022)
http://dx.doi.org/10.1038/d41586-022-00189-1   

Crystallographic   dependence of the spin Hall angle in epitaxial Pt  films: Comparison  of  optical and electrical detection of spin-torque ferromagnetic resonance  techniques
B. Grover, BK. Hazra, TP. Ma, B. Pal, N. Bernstein, A. Rothschild, AK. Srivastava, S. Choudhury, G. Woltersdorf, A. Capua, SSP. Parkin
Appl. Phys. Lett. 120, 172406 (2022)
http://dx.doi.org/10.1063/5.0085818   

2021

Plasmonic spin-Hall effect of propagating surface plasmon polaritons in Ni80Fe20 microstructures
M. Paleschke, CT. Chiang, L. Brandt, N. Liebing, G. Woltersdorf, W. Widdra
New Journal of Physics 23 (9), 093006
http://dx.doi.org/10.1088/1367-2630/ac1c83   

Effective exchange interaction for terahertz spin waves in iron layers
L. Brandt, U. Ritzmann, N. Liebing, M. Ribow, I. Razdolski, P. Brouwer, A. Melnikov, and G. Woltersdorf
Phys. Rev. B 104 (9), 094415
http://dx.doi.org/10.1103/PhysRevB.104.094415   

Modulating the polarization of broadband terahertz pulses from a spintronic emitter at rates up to 10 kHz
O. Gueckstock, L. Nadvornik, TS. Seifert, M. Borchert, G. Jakob, G. Schmidt, G. Woltersdorf, M. Klaeui, M. Wolf, T. Kampfrath
Optica 8 (7), 1013-1019
http://dx.doi.org/10.1364/OPTICA.430504   

On-Chip Generation of Ultrafast Current Pulses by Nanolayered Spintronic Terahertz Emitters
W. Hoppe, J. Weber, S. Tirpanci, O. Gueckstock, T. Kampfrath, G. Woltersdorf
ACS Applied Nano Materials 4 (7), 7454-7460
http://dx.doi.org/10.1021/acsanm.1c01449   

Spin-wave localization and guiding by magnon band structure engineering in yttrium iron garnet
R. Dreyer, N. Liebing, E.R.J. Edwards, A. Mueller, G. Woltersdorf
Phys. Rev. Materials 5, 064411 (2021)    

Electric-Field Control of Propagating Spin Waves by Ferroelectric Domain-Wall Motion in a Multiferroic Heterostructure
HJ. Qin, R. Dreyer, G. Woltersdorf, T. Taniyama, S. van Dijken
Advanced Materials, 2100646 (2021)    

Broadband Terahertz Probes of Anisotropic Magnetoresistance Disentangle Extrinsic and Intrinsic Contributions
L. Nadvornik, M. Borchert, L. Brandt, R. Schlitz, K. A. de Mare, K. Vyborny, I. Mertig, G. Jakob, M. Klaeui, S.T.B. Goennenwein, M. Wolf, G. Woltersdorf, T. Kampfrath
Physical Review X 11, 021030 (2021)    

Nanoscale magnonic Fabry-Perot resonator for low-loss spin-wave manipulation
HJ Qin, R. B. Hollander, L. Flajsman, F. Hermann, R. Dreyer, G. Woltersdorf, S. van Dijken
Nature Communications 12, 2293 (2021)    

Frequency-Independent Terahertz Anomalous Hall Effect in DyCo5, Co32Fe68, and Gd27Fe73 Thin Films from DC to 40 THz
T. S. Seifert, U. Martens, F. Radu, M. Ribow, M. Berritta, L. Nadvornik, R. Starke, T. Jungwirth, M. Wolf, I. Radu, M. Muenzenberg, P. M. Oppeneer, G. Woltersdorf, T. Kampfrath
Advanced Materials 33, 202007398 (2021)    

Terahertz Spin-to-Charge Conversion by Interfacial Skew Scattering in Metallic Bilayers   
O.
Gueckstock,  L. Nadvornik, M. Gradhand, T. S. Seifert, G. Bierhance, R. Rouzegar, M.  Wolf, M. Vafaee, J. Cramer, M. A. Syskaki, G. Woltersdorf, I. Mertig, G. Jakob, M. Klaeui, T. Kampfrath
Advanced Materials 33, 2006281 (2021)    

2020

Integration and characterization of micron-sized YIG structures with very low Gilbert damping on arbitrary substrates
P. Trempler,  R. Dreyer, P. Geyer, C. Hauser, G. Woltersdorf, G. Schmidt
Applied Physics Letters 117, 232401 (2020)   

Doping-induced spin Hall ratio enhancement in A15-phase, Ta-doped beta-W thin films
M. Z. Minhas, A. K. Pandeya, B. Grover, A. Fumarola, I. Kostanovskiy, B. K. Hazra, W. Hoppe, G. Woltersdorf, A. Bedoya-Pinto, S.S.P. Parkin, M. N. Ali
Journal of Physics: Materials 3, 044001 (2020)   

Magnonic Magnetoelectric Coupling in Ferroelectric/Ferromagnetic Composites
L. Chotorlishvili, CL. Jia, D. A. Rata, L. Brandt, G. Woltersdorf, J. Berakdar
Physica Status Solidi B 257, 1900750 (2020)   

2019

Direct observation of coherent magnons with suboptical wavelengths in a single-crystalline ferrimagnetic insulator
J. Foerster, J. Graefe, J. Bailey, S. Finizio, N. Traeger, F. Gross, S. Mayr, H. Stoll, C. Dubs, O. Surzhenko, N. Liebing, G. Woltersdorf, J. Raabe, M. Weigand, G. Schuetz, S. Wintz
Physical Review B 100, 214416 (2019)   

Monocrystalline Freestanding Three-Dimensional Yttrium-Iron-Garnet Magnon Nanoresonators
F. Heyroth, C. Hauser, P. Trempler, P. Geyer, .F Syrowatka, R. Dreyer, S. G. Ebbinghaus, G. Woltersdorf, G. Schmidt
Physical Review Applied 12, 054031 (2019)   

Ferromagnetic Resonance with Magnetic Phase Selectivity by Means of Resonant Elastic X-Ray Scattering on a Chiral Magnet
S. Poellath, A. Aqeel, A. Bauer, C. Luo, H. Ryll, F. Radu, C. Pfleiderer, G. Woltersdorf, C. H. Back
Physical Review Letters 123, 167201 (2019)   

Magneto-optical properties of Au upon the injection of hot spin-polarized electrons across Fe/Au(001) interfaces
A. Alekhin, I. Razdolski, M. Berritta, D. Buerstel, V. Temnov, D. Diesing, U. Bovensiepen, G. Woltersdorf, P. M. Oppeneer, A. Melnikov
Journal of Physics: Condensed Matter 31, 124002 (2019)   

2018

Integration and characterization of micron-sized YIG structures with very low Gilbert damping on arbitrary substrates
P. Trempler,  R. Dreyer, P. Geyer, C. Hauser, G. Woltersdorf, G. Schmidt
Applied Physics Letters 117, 232401 (2020)    

Doping-induced spin Hall ratio enhancement in A15-phase, Ta-doped beta-W thin films
M. Z. Minhas, A. K. Pandeya, B. Grover, A. Fumarola, I. Kostanovskiy, B. K. Hazra, W. Hoppe, G. Woltersdorf, A. Bedoya-Pinto, S.S.P. Parkin, M. N. Ali
Journal of Physics: Materials 3, 044001 (2020)    

Magnonic Magnetoelectric Coupling in Ferroelectric/Ferromagnetic Composites
L. Chotorlishvili, CL. Jia, D. A. Rata, L. Brandt, G. Woltersdorf, J. Berakdar
Physica Status Solidi B 257, 1900750 (2020)   

Femtosecond formation dynamics of the spin Seebeck effect revealed by terahertz spectroscopy
T. S. Seifert, S. Jaiswal, J. Barker, S. T. Weber, I. Razdolski, J. Cramer, O. Gueckstock, S. F. Maehrlein, L. Nadvornik, S. Watanabe, C. Ciccarelli, A. Melnikov, G. Jakob, M. Muenzenberg, S.T.B. Goennenwein, G. Woltersdorf, B. Rethfeld, P. W. Brouwer, M. Wolf, M. Klaeui, T. Kampfrath
Nature Communications 9, 2899 (2018)    

Spin-hall-active platinum thin films grown via atomic layer deposition
R. Schlitz,  A. A. Amusan, M. Lammel, St. Schlicht, T. Tynell, J. Bachmann, G. Woltersdorf, K. Nielsch, S. T. B. Goennenwein, A. Thomas
Applied Physics Letters 112, 242403 (2018)    

2017

Crystallization behavior of precision polymers containing azobenzene defects
C.
Appiah, G. Woltersdorf, R. A. Perez-Camargo, A. J. Mueller, W. H. Binder
European Polymer Journal 97, 299-307 (2017)    

Synthesis  of photoresponsive main-chain oligomers with azobenzene  moieties via  ADMET oligomerization and their micellization properties
C.
Appiah, G. Woltersdorf, W. H. Binder,
Polymer Chemistry 8, 2752-2763 (2017)    

2016

Terahertz-Driven Nonlinear Spin Response of Antiferromagnetic Nickel Oxide
S.
Baierl, J. H. Mentink, M. Hohenleutner, L. Braun, T.-M. Do, C. Lange, A. Sell, M. Fiebig, G. Woltersdorf, T. Kampfrath, R. Huber
Phys. Rev. Lett. 117, 197201 (2016)    

Observation of orbital two-channel Kondo effect in a ferromagnetic L1(0)-MnGa film
L.
Zhu, G. Woltersdorf, J. H. Zhao
Scien. Rep. 6, 34549 (2016)    

Three-dimensional  Character of the Magnetization Dynamics in  Magnetic Vortex Structures:  Hybridization of Flexure Gyromodes with Spin  Waves   
M.
Noske, H. Stoll, M. Faehnle, A. Gangwar, G. Woltersdorf, A. Slavin, M. Weigand, G. Dieterle, J. Foerster, C. H. Back
Phys. Rev. Lett. 117, 037208 (2016)    

Composition-tuned magneto-optical Kerr effect in L1(0)-MnxGa films with giant perpendicular anisotropy
L. J.
Zhu, L. Brandt, J. H. Zhao, G. Woltersdorf
J. Appl. Phys. 49, 245001 (2016)    

Spin  wave mediated unidirectional vortex core reversal by two  orthogonal  monopolar field pulses: The essential role of  three-dimensional  magnetization dynamics
M. Noske, H. Stoll, M. Faehnle, A. Gangwar, G.  Woltersdorf, A. Slavin, M. Weigand, G. Dieterle, J. Foerster, C. H.  Back, Christian
J. Appl. Phys. 119, 173901 (2016)    

Switching probabilities of magnetic vortex core reversal studied by table top magneto optic Kerr microscopy
G. Dieterle, A. Gangwar, J. Graefe, M. Noske, J. Foerster, G. Woltersdorf, H. Stoll, C. H. Back, G. Schuetz
App. Phys. Lett. 108, 022401 (2016)    

2015

Nonlinear spin-wave excitations at low magnetic bias fields
Hans G. Bauer, Peter Majchrak, Torsten Kachel, Christian H. Back, and Georg Woltersdorf
Nature Communications 6, 8274 (2015)   

Spin pumping in YIG/Pt bilayers as a function of layer thicknessM. Haertinger, C. H. Back, J. Lotze, M. Weiler, S. Geprägs, H. Huebl, S. T. B. Goennenwein, and G. Woltersdorf
Phys. Rev. B 92, 054437 (2015)    

Sub-cycle control of multi-THz high-harmonic generation and all-coherent charge transport in bulk semiconductors
C. Lange, O. Schubert, M. Hohenleutner, F. Langer, S. Baierl, T. Maag, B. Urbanek, E. R. J. Edwards, G. Woltersdorf, D. Bougeard, U. Huttner, D. Golde, T. Meier, M. Kira, S. W. Koch, and R. Huber
Proc. SPIE 9347, 93470F (2015)    

Magnetization dynamics in an exchange-coupled NiFe/CoFe bilayer studied by x-ray detected ferromagnetic resonance
G.B.G. Stenning, L.R. Shelford, S.A. Cavill, F. Hoffmann, M. Haertinger, T. Hesjedal, G. Woltersdorf, G.J. Bowden, S.A. Gregory, C.H. Back, P.A.J. de Groot and G. van der Laan
New Journal of Physics 17, 013019 (2015)    

k-vector distribution of magneto-static spin waves excited by micro-fabricated antenna structures
H. G. Bauer, J.-Y. Chauleau, G. Woltersdorf, C. H. Back
Ultrafast Magnetism I Springer Proceedings in Physics Volume 159, 83 (2015)    

2014

Spin Hall voltages from a.c. and d.c. spin currents
D. Wei,  M. Obstbaum,  M. Ribow,  C.H. Back, and G. Woltersdorf
Nature Communications 5, 3768 (2014)   

Spatial constraints on the source of uniaxial anisotropy in (Ga,Mn)As films
G. Woltersdorf, J. Stigloher, H.S. Körner, F. Hoffmann, M. Kiessling, V. Novak, J.-Y. Chauleau, and C.H. Back
J. Phys. D: Appl. Phys. 47 195001 (2014)   

Coupling of spinwave modes in wire structures    
H.G. Bauer, J.-Y. Chauleau, G. Woltersdorf, and C.H. Back
Appl. Phys. Lett. 104, 102404 (2014)   

Vortex Core Reversal Due to Spin Wave Interference
H.G. Bauer, M. Sproll, C.H. Back, and G. Woltersdorf
Phys. Rev. Lett. 112, 077201 (2014)   

Inverse spin Hall effect in Ni81Fe19/normal-metal bilayers
M. Obstbaum, M. Härtinger, H.G. Bauer, T. Meier, F. Swientek, C. H. Back, and G. Woltersdorf
Phys. Rev. B 89, 060407(R) (2014)   

Self-consistent determination of the key spin-transfer torque parameters from spin-wave Doppler experiments
J.-Y. Chauleau, H.G. Bauer, H. S. Körner, J. Stigloher, M. Härtinger, G. Woltersdorf, and C.H. Back
Phys. Rev. B 89, 020403(R) (2014)   

Low-amplitude magnetic vortex core reversal by non-linear interaction between azimuthal spin waves and the vortex gyromode
M. Sproll, M. Noske, H. Bauer, M. Kammerer, A. Gangwar, G. Dieterle, M. Weigand, H. Stoll, G. Woltersdorf, C.H. Back, and G. Schütz
Appl. Phys. Lett. 104, 012409 (2014)   

Extremely Nonperturbative Nonlinearities in GaAs Driven by Atomically Strong Terahertz Fields in Gold Metamaterials
C. Lange, T. Maag, M. Hohenleutner,  S. Baierl, O. Schubert, E.R.J. Edwards, D. Bougeard, G. Woltersdorf and R. Huber
Phys. Rev. Lett. 113, 227401 (2014)   

Unidirectional sub-100-ps magnetic vortex core reversal
M. Noske, A. Gangwar, H. Stoll, M. Kammerer, M. Sproll, G. Dieterle, M.Weigand, M. Fahnle, G. Woltersdorf, C.H. Back and G. Schutz
Phys. Rev. B 90, 104415 (2014)   

Self-consistent determination of the key spin-transfer torque parameters from spin-wave Doppler experiments
J.-Y. Chauleau, H. G. Bauer, H. S. Körner, J. Stigloher, M. Härtinger, G. Woltersdorf, and C. H. Back
Phys. Rev. B 89, 020403(R) (2014)   

Inverse spin Hall effect in Ni81Fe19/normal-metal bilayers
M. Obstbaum, M. Härtinger, H. G. Bauer, T. Meier, F. Swientek, C. H. Back, and G. Woltersdorf
Phys. Rev. B 89, 060407(R) (2014)   

2013

Spin pumping and spin currents in magnetic insulators
M. Weiler, G. Woltersdorf, M. Althammer, H. Huebl, S. T. B. Goennenwein
In Recent Advances in Magnetic Insulators – From Spintronics to  Microwave Applications, Eds. Mingzhong Wu and Axel Hoffmann
Solid State Physics 64, 123-   156 (2013)   

Spin Dynamics in the Time and Frequency Domain,
M. Farle, T.J. Silva and G. Woltersdorf
In Magnetic Naonstructures
Springer Tracts in Modern Physics Volume 246 (2013) Springer-   Verlag Berlin

First-principles  calculation of the Gilbert damping   parameter   via the linear response  formalism with application to magnetic  transition metals and alloys
S. Mankovsky, D. Ködderitzsch, G. Woltersdorf, and H. Ebert
Phys. Rev. B 87, 014430 (2013)   

Magnetic homogeneity of the dynamic properties of (Ga,Mn)As films from the submicrometer to millimeter length scale
G. Woltersdorf, F. Hoffmann, H.G. Bauer, and C.H. Back
Phys. Rev. B 87, 054422 (2013)   

Properties of Ni/Co multilayers as   a function of the number of multilayer repetitions
M. Haertinger, C.H. Back, S.-H. Yang, S.S.P. Parkin, and G. Woltersdorf
J. Phys. D: Appl. Phys. 46 175001(2013)   

Magnetic phase transition in iron–rhodium thin films probed by ferromagnetic resonance
E. Mancini, F. Pressacco, M. Haertinger, E.E. Fullerton, T. Suzuki, G. Woltersdorf, and C.H. Back
J. Phys. D: Appl. Phys. 46, 245302(2013)   

Origin of negative magnetoresistance of GaAs/(Ga,Mn)As core-shell nanowires
C. Butschkow, E. Reiger, A. Rudolph, S. Geißler, D. Neumaier, M. Soda, D. Schuh, G. Woltersdorf, W. Wegscheider, and D. Weiss
Phys. Rev. B 87, 245303 (2013)   

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