Martin Luther University Halle-Wittenberg

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Publications

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

http://dx.doi.org/10.1021/acs.nanolett.1c04358    
ACS Applied Nano Lett. 9, 3 (2022)

Frequency multiplication by collective nanoscale spin-wave dynamics  Ch. Körner, R. Dreyer, M. Wagener, N. Liebing, HG. Bauer, G. Woltersdorf

http://dx.doi.org/10.1126/science.abm6044    Science 375 (6585), 1165-1169 (2022)

Lost magnetism pinned on atomic rotations
G. Woltersdorf

http://dx.doi.org/10.1038/d41586-022-00189-1
   
Nature 602 (7895), 36-38 (2022)

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

http://dx.doi.org/10.1063/5.0085818   
Appl. Phys. Lett. 120, 172406 (2022)

Plasmonic spin-Hall effect of propagating surface plasmon polaritons in Ni80Fe20 microstructures
M. Paleschke, CT. Chiang, L. Brandt, N. Liebing, G. Woltersdorf, W. Widdra

http://dx.doi.org/10.1088/1367-2630/ac1c83
   
New Journal of Physics 23 (9), 093006

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

http://dx.doi.org/10.1103/PhysRevB.104.094415   
Phys. Rev. B 104 (9), 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

http://dx.doi.org/10.1364/OPTICA.430504
   
Optica 8 (7), 1013-1019

On-Chip Generation of Ultrafast Current Pulses by Nanolayered Spintronic Terahertz Emitters
W. Hoppe, J. Weber, S. Tirpanci, O. Gueckstock, T. Kampfrath, G. Woltersdorf

http://dx.doi.org/10.1021/acsanm.1c01449   
   
ACS Applied Nano Materials 4 (7), 7454-7460

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)    

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)    

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)    

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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