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Research Group Nanoscaled Magnonic Hybrids

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    2026

  1. True random number generation through stochastic magnonic bistability
    Mengying Guo, Zhenyu Zhou, Denys Slobodianiuk, Roman Verba, Kristýna Davídková, Xueyu Guo, Xudong Jing, Yueqi Wang, Björn Heinz, Yiheng Rao, Carsten Dubs, Caihua Wan, Xiufeng Han, Andrii V. Chumak, Philipp Pirro, Qi Wang
    2604.19356

  2. All-magnonic neurons with tunable fading memory
    David Breitbach, Moritz Bechberger, Hanadi Mortada, Björn Heinz, Roman Verba, Qi Wang, Carsten Dubs, Mario Carpentieri, Giovanni Finocchio, Davi Rodrigues, Alexandre Abbass Hamadeh, Philipp Pirro
    2509.18321

  3. Spin-wave emission with current-controlled frequency by a PMA-based spin-Hall oscillator
    Moritz Bechberger, David Breitbach, Abbas Koujok, Björn Heinz, Carsten Dubs, Abbass Hamadeh, Philipp Pirro
    APL Materials 14, (2026)
    2512.00593

  4. Integrated magnonic chip using cascaded logic
    Mengying Guo, Xudong Jing, Kristýna Davídková, Roman Verba, Zhenyu Zhou, Xueyu Guo, Carsten Dubs, Yiheng Rao, Kaiming Cai, Jing Li, Philipp Pirro, Andrii V. Chumak, Qi Wang
    arXiv.2601.02644

    5. 2025

  5. Three-dimensional nanoscale control of magnetism in crystalline Yttrium Iron Garnet
    V. Levati, M. Vitali, A. D. Giacco, N. Pellizzi, R. Silvani, L. C. Mavilla, M. Madami, I. Biancardi, D. Girardi, M. Panzeri, P. Florio, D. Breitbach, P. Pirro, L. Rovatti, N. Lecis, F. Maspero, R. Bertacco, G. Corrielli, R. Osellame, V. Russo, A. L. Bassi, S. Tacchi, D. Petti, E. Albisetti
    Nature Communications 16, 9602 (2025)
    arXiv.2409.17722

  6. Standalone Integrated Magnonic Devices
    M. Cocconcelli, F. Maspero, A. Micelli, A. Toniato, A. Del Giacco, N. Pellizzi, A. E. Plaza, A. Cattoni, M. Madami, R. Silvani, A. A. Hamadeh, C. Adelmann, P. Pirro, S. Tacchi, F. Ciubotaru, R. Bertacco
    Advanced Materials , 2503493 (2025)
    arXiv.2502.03186

  7. YIG/CoFeB bilayer magnonic diode
    N. Zenbaa, K. O. Levchenko, J. Panda, K. Davídková, M. Ruhwedel, S. Knauer, M. Lindner, C. Dubs, Q. Wang, M. Urbánek, P. Pirro, A. V. Chumak
    IEEE Magnetics Letters 16, 6100205 (2025)
    arXiv.2412.08383

    8. 2024

  8. Tuning magnonic devices with on-chip permanent micromagnets
    M. Cocconcelli, S. Tacchi, R. Erdélyi, F. Maspero, A. D. Giacco, A. Plaza, O. Koplak, A. Cattoni, R. Silvani, M. Madami, Á. Papp, G. Csaba, F. Kohl, B. Heinz, P. Pirro, R. Bertacco
    Phys. Rev. Applied 22, 064063 (2024)
    arXiv.2406.03206

  9. Parametric Excitation and Instabilities of Spin Waves driven by Surface Acoustic Waves
    M. Geilen, A. Hamadeh, R. Verba, A. Nicoloiu, D. Narducci, A. Dinescu, M. Ender, M. Mohseni, F. Ciubotaru, M. Weiler, A. Müller, B. Hillebrands, C. Adelmann, P. Pirro
    Adv. Physics Res. 2400086, (2024)
    arXiv.2201.04033

  10. All-magnonic repeater based on bistability
    Q. Wang, R. Verba, K. Davidkova, B. Heinz, S. Tian, Y. Rao, M. Guo, X. Guo, C. Dubs, P. Pirro, A. V. Chumak
    Nat Commun 15, 7577 (2024)
    arXiv.2403.13276

  11. Coherent Surface Acoustic Wave–Spin Wave Interactions Detected by Micro-Focused Brillouin Light Scattering Spectroscopy
    Y. Kunz, M. Küß, M. Schneider, M. Geilen, P. Pirro, M. Albrecht, and M. Weiler
    Appl. Phys. Lett. 124, 152403 (2024)
    arXiv.2311.16688

  12. Nonlinear erasing of propagating spin-wave pulses in thin-film Ga:YIG
    D. Breitbach, M. Bechberger, B. Heinz, A. Hamadeh, J. Maskill, K. Levchenko, B. Lägel, C. Dubs, Q. Wang, R. Verba, P. Pirro
    Appl. Phys. Lett. 124, 092405 (2024)
    arXiv.2311.17821

    13. 2023

  13. Stimulated amplification of propagating spin waves
    David Breitbach, Michael Schneider, Felix Kohl, Laura Scheuer, Björn Heinz, Rostyslav O. Serha, Jan Maskill, Thomas Brächer, Bert Lägel, Carsten Dubs, Vasil S. Tiberkevich, Andrei N. Slavin, Alexander A. Serga, Burkard Hillebrands, Andrii V. Chumak, Philipp Pirro
    Phys. Rev. Lett. 131, 156701 (2023)
    arXiv.2208.11455

  14. Enhanced thermally-activated skyrmion diffusion in synthetic antiferromagnetic systems with tunable effective topological charge
    T. Dohi, M. Weißenhofer, N. Kerber, F. Kammerbauer, Y. Ge, K. Raab, J. Zàzvorka, M. Syskaki, A. Shahee, M. Ruhwedel, T. Böttcher, P. Pirro, G. Jakob, U. Nowak, M. Kläui
    Nat. Commun. 14, 5424 (2023)
    arXiv.2206.00791

  15. Deeply nonlinear excitation of self-normalised exchange spin waves
    Qi Wang, Roman Verba, Björn Heinz, Michael Schneider, Ondřej Wojewoda, Kristýna Davídková, Khrystyna Levchenko, Carsten Dubs, Norbert J. Mauser, Michal Urbánek, Philipp Pirro, Andrii V. Chumak
    Sci. Adv. 9, eadg4609 (2023)
    arXiv.2207.01121

  16. Coupling of ferromagnetic and antiferromagnetic spin dynamics in Mn2Au/NiFe thin-film bilayers
    H. Al-Hamdo, T. Wagner, Y. Lytvynenko, G. Kendzo, S. Reimers, M. Ruhwedel, M. Yaqoob, V. I. Vasyuchka, P. Pirro, J. Sinova, M. Kläui, M. Jourdan, O. Gomonay, M. Weiler
    Phys. Rev. Lett. 131, 046701 (2023)
    arXiv.2302.07915

  17. Quantifying symmetric exchange in ultrathin ferromagnetic films with chirality
    T. Böttcher, X. Chen, B. Sinha, T. S. Suraj, H. R. Tan, H. K. Tan, B. Hillebrands, M. Kostylev, R. Laskowski, K. H. Khoo, A. Soumyanarayanan, and P. Pirro
    Physical Review B 107, 094405 (2023)
    arXiv.2109.03909

    18. 2022

  18. Stabilization of a nonlinear magnonic bullet coexisting with a Bose-Einstein condensate in a rapidly cooled magnonic system driven by spin-orbit torque
    M. Schneider, D. Breitbach, R. O. Serha, Q. Wang, M. Mohseni, A. A. Serga, A. N. Slavin, V. S. Tiberkevich, B. Heinz, T. Brächer, B. Lägel, C. Dubs, S. Knauer, O. V. Dobrovolskiy, P. Pirro, B. Hillebrands, and A. V. Chumak
    Physical Review B 104, L140405 (2022)
    arXiv.2106.14710

  19. Inducing Dzyaloshinskii–Moriya interaction in symmetrical multilayers using post annealing
    K. Ahmadi, F. Mahfouzi, L. Jamilpanah, M. Mohseni, T. Böttcher, P. Pirro, N. Kioussis, J. Åkerman, S. A. S. Ebrahimi, and S. M. Mohseni
    Scientific reports 12, 11877 (2022)

  20. Fully Resonant Magneto-elastic Spinwave Excitation by Surface Acoustic Waves under Conservation of Energy and Linear Momentum
    M. Geilen, A. Nicoloiu, D. Narducci, M. Mohseni, M. Bechberger, M. Ender, F. Ciubotaru, A. Müller, B. Hillebrands, C. Adelmann, P. Pirro
    Appl. Phys. Lett. 120, 242404 (2022)
    arXiv.2106.14705

    APL Geilen 2022
  21. Parametric generation of spin waves in nanoscaled magnonic conduits
    B. Heinz, M. Mohseni, A. Lentfert, R. Verba, M. Schneider, B. Lägel, K. Levchenko, T. Brächer, C. Dubs, A. V. Chumak, P. Pirro
    Phys. Rev. B 105, 144424 (2022)
    arXiv.2106.10727

  22. Higgs and Goldstone spin-wave modes in striped magnetic texture
    M. Grassi, M. Geilen, K. A. Oukaci, Y. Henry, D. Lacour, D. Stoeffer, M. Hehn, P. Pirro, and M. Bailleul
    Phys. Rev. B 105, 094444 (2022)
    arXiv.2110.00882

  23. Fast long-wavelength exchange spin waves in partially compensated Ga:YIG
    T. Böttcher, M. Ruhwedel, K. O. Levchenko, Q. Wang, H. L. Chumak, M. A. Popov, I. V. Zavislyak, C. Dubs, O. Surzhenko, B. Hillebrands, A. V. Chumak, P. Pirro
    Appl. Phys. Lett. 120, 102401 (2022)
    arXiv.2112.11348

    24. 2021

  24. Robust formation of nanoscale magnetic skyrmions in easy-plane anisotropy thin film multilayers with low damping
    Luis Flacke, Valentin Ahrens, Simon Mendisch, Lukas Körber, Tobias Böttcher, Elisabeth Meidinger, Misbah Yaqoob, Manuel Müller, Lukas Liensberger, Attila Kákay, Markus Becherer, Philipp Pirro, Matthias Althammer, Stephan Geprägs, Hans Huebl, Rudolf Gross, Mathias Weiler
    Phys. Rev. B 104, L100417 (2021)
    arXiv.2102.11117

  25. Heisenberg Exchange and Dzyaloshinskii–Moriya Interaction in Ultrathin Pt(W)/CoFeB Single and Multilayers
    T. Böttcher, K. Lee, F. Heussner, S. Jaiswal, G. Jakob, M. Kläui, B. Hillebrands, T. Brächer, P. Pirro
    IEEE Trans. Magn. 57, 1600207 (2021)
    arXiv.2006.02690

  26. Long-range spin-wave propagation in transversely magnetized nano-scaled conduits
    B. Heinz, Q. Wang, M. Schneider, E. Weiß, A. Lentfert, B. Lägel, T. Brächer, C. Dubs, O. V. Dobrovolskiy, P. Pirro, and A. V. Chumak
    Appl. Phys. Lett. 118, 132406 (2021)
    arXiv.2101.10192

  27. Controlling the Nonlinear Relaxation of Quantized Propagating Magnons in Nanodevices
    M. Mohseni, Q. Wang, B. Heinz, M. Kewenig, M. Schneider, F. Kohl, B. Lägel, C. Dubs, A. V. Chumak, and P. Pirro
    Phys. Rev. Lett. 126, 097202 (2021)
    arXiv.2006.03400

    28. 2020

  28. Temperature Dependence of Spin Pinning and Spin-Wave Dispersion in Nanoscopic Ferromagnetic Waveguides
    B. Heinz, Q. Wang, R. Verba, V.I. Vasyuchka, M. Kewenig, P. Pirro, M. Schneider, T. Meyer, B. Lägel,C. Dubs, T. Brächer, O.V. Dobrovolskiy, A.V. Chumak.
    Ukrainian Journal of Physics 65, 1094-1108 (2020)
    arXiv:2002.00003

  29. Interference of co-propagating Rayleigh and Sezawa waves observed with micro-focused Brillouin light scattering spectroscopy
    M. Geilen, F. Kohl, A. Nicoloiu, A. Müller, B. Hillebrands, and P. Pirro
    Applied Physics Letter 117, 213501 (2020)
    arXiv:2009.04797

  30. A magnonic directional coupler for integrated magnonic half-adders
    Q. Wang, M. Kewenig, M. Schneider, R. Verba, F. Kohl, B. Heinz, M. Geilen, M. Mohseni, B. Lägel, F. Ciubotaru, C. Adelmann, C. Dubs, S. D. Cotofana, O. V. Dobrovolskiy, T. Brächer, P. Pirro, and A. V. Chumak
    Nature Electronics 3, 765–774 (2020)
    1902.02855
    arXiv:1905.12353

  31. Slow-wave based magnonic diode
    M. Grassi, M. Geilen, D. Louis, M. Mohseni, T. Brächer, M. Hehn, D. Stoeffler, M. Bailleul, P. Pirro and Y. Henry
    Phys. Rev. Applied 14, 024047 (2020)

  32. Propagation of spin-wave packets in individual nanosized yttrium iron garnet magnonic conduits
    B. Heinz, T. Brächer, M. Schneider, Q. Wang, B. Lägel, A. M. Friedel, D. Breitbach, S. Steinert, T. Meyer, M. Kewenig, C. Dubs, P. Pirro, and A. V. Chumak
    Nano Lett. 20, 4220 (2020)

  33. Bose–Einstein condensation of quasiparticles by rapid cooling
    M. Schneider, T. Brächer, D. Breitbach, V. Lauer, P. Pirro, D. A. Bozhko, H. Yu. Musiienko-Shmarova, B. Heinz, Q. Wang, T. Meyer, F. Heussner, S. Keller, E. Th. Papaioannou, B. Lägel, T. Löber, C. Dubs, A. N. Slavin, V. S. Tiberkevich, A. A. Serga, B. Hillebrands, and A. V. Chumak
    Nat. Nanotechnol 15, 457 (2020)

  34. Parametric generation of propagating spin waves in ultrathin yttrium iron garnet waveguides
    M. Mohseni, M. Kewenig, R. Verba, Q. Wang, M. Schneider, B. Heinz, F. Kohl, C. Dubs, B. Lägel, A. A. Serga, B. Hillebrands, A. V. Chumak, and P. Pirro
    Phys. Status Solidi RRL 14, 2000011 (2020)

  35. Experimental realization of a passive GHz frequency‐division demultiplexer for magnonic logic networks
    F. Heussner, G. Talmelli, M. Geilen, B. Heinz, T. Brächer, T. Meyer, F. Ciubotaru, C. Adelmann, K. Yamamoto, A. A. Serga, B. Hillebrands, and P. Pirro

    36. 2019

  36. Spin pinning and spin-wave dispersion in nanoscopic ferromagnetic waveguides
    Q. Wang, B. Heinz, R. Verba, M. Kewenig, P. Pirro, M. Schneider, T. Meyer, B. Lägel, C. Dubs, T. Brächer, and A. V. Chumak
    Phys. Rev. Lett. 122,, 247202 (2019)