Dresden 2017 – wissenschaftliches Programm

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MA: Fachverband Magnetismus

MA 48: Spin Dynamics and Transport: Spin Excitations and Spin Torque Phenomena

Donnerstag, 23. März 2017, 09:30–13:15, HSZ 101

09:30 MA 48.1 Micron sized tapered spin hall oscillators under the influence of external microwave signals — •Kai Wagner, Andrew Smith, Tobias Hula, Toni Hache, Jürgen Lindner, Ilya Krivorotov, and Helmut Schultheiss
09:45 MA 48.2 Spin-wave heating vs. Joule heating in spin-Hall-effect and spin-transfer-torque driven Cr|Heusler|Pt waveguides — •Thomas Meyer, Philipp Pirro, Thomas Brächer, Frank Heussner, Alexander Serga, Hiroshi Naganuma, Koki Mukaiyama, Mikihiko Oogane, Yasuo Ando, and Burkard Hillebrands
10:00 MA 48.3 Parametric excitation of magnons in YIG films from cryogenic to above room temperatures — •Laura Mihalceanu, Vitaliy I. Vasyuchka, Dmytro A. Bozhko, Thomas Langner, Burkard Hillebrands, and Alexander A. Serga
10:15 MA 48.4 Auto-oscillations in YIG/Pt nanostructures driven by the spin Seebeck effect — •Viktor Lauer, Micheal Schneider, Thomas Meyer, Philipp Pirro, Frank Heussner, Carsten Dubs, Bert Lägel, Vitaliy I. Vasyuchka, Alexander A. Serga, Burkard Hillebrands, and Andrii V. Chumak
10:30 MA 48.5 Non-local magnon transport in iron garnet/Pt nanostructures — •Kathrin Ganzhorn, Tobias Wimmer, Zhiyong Qiu, Stephan Gepraegs, Nynke Vlietstra, Rudolf Gross, Hans Huebl, Eiji Saitoh, and Sebastian T.B. Goennenwein
10:45 MA 48.6 Temperature dependent magnon polariton spectroscopy in YIG sphere — •Isabella Boventer, Marco Pfirrmann, Martin Weides, and Mathias Kläui
11:00 MA 48.7 Study of Thermally Tunable Coupled Magnetic Vortex Oscillators with Lorentz Transmission Electron Microscopy and Differential Phase Contrast Microscopy — •Johannes Wild, Michael Vogel, Felix Schwarzhuber, Bernhard Zimmermann, Christian Back, and Josef Zweck
  11:15 15 min. break
11:30 MA 48.8 Spin-orbit torques in Chern insulators — •Jan-Philipp Hanke, Frank Freimuth, Stefan Blügel, and Yuriy Mokrousov
11:45 MA 48.9 Phase control in magnetic oscillators — •Michael Vogel, Johannes Wild, Felix Schwarzhuber, Bernhard Zimmermann, Claudia Mewes, Tim Mewes, Josef Zweck, and Christian H. Back
12:00 MA 48.10 Spin Hall magnetoresistance up to the THz regime: Signal magnification with spin-waves excitations — •Filipe Souza Mendes Guimarães, Manuel dos Santos Dias, Juba Bouaziz, Antonio Tavares da Costa, Roberto Bechara Muniz, and Samir Lounis
12:15 MA 48.11 Negative differential conductance in atomic-scale nano-antiferromagnets — •Steffen Rolf-Pissarczyk, Shichao Yan, Luigi Malavolti, Jacob Burgess, Gregory McMurtrie, and Sebastian Loth
12:30 MA 48.12 Electrically detected magnetic vortex dynamics in Permalloy disks — •Lakshmi Ramasubramanian, Ciarán Fowley, Attila Kákay, Oguz Yildirim, Patrick Matthes, Jürgen Lindner, Jürgen Fassbender, Sibylle Gemming, Stefan E. Schulz, and Alina M. Deac
12:45 MA 48.13 Quantum spin dynamics in a spin-1/2 antiferromagnetic Heisenberg-Ising chain — •Zhe Wang, Anup Kumar Bera, Nazmul Islam, Bella Lake, Joachim Deisenhofer, and Alois Loidl
13:00 MA 48.14 Quasi-one dimensional spin chains and unconventional magnetic excitations in YbAlO3 — •Stanislav Nikitin, Liusuo Wu, Leonid Vasylechko, and Andrey Podlesnyak
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DPG-Physik > DPG-Verhandlungen > 2017 > Dresden