Arbeitsgruppe Prof. Hillebrands

Annual Report 2012

Contents

1 Introduction (356 kB)

2 Personnel (2.59 MB)

    2.1 Members of the group
    2.2 Visiting scientists, postdoctoral fellows and exchange students
    2.3 Guest seminars
    2.4 Visits of group members at other laboratories
    2.5 Group member photo gallery

3 Methods (1.94 MB)

    3.1 Brillouin light scattering spectroscopy (BLS)
    3.2 Microwave setups
    3.3 Magneto-optic Kerr effect magnetometry and microscopy (MOKE)
    3.4 Molecular beam epitaxy (MBE)

4 Reports on Experimental Results

A. Magnon Gases and Condensates

4.1 Dynamics of hot magnon Bose-Einstein condensate in wavevector-space(1.48 MB)

4.2 Phonon mediated Bose-Einstein condensation of magnons(1.26 MB)

4.3 Supercriticality of parmetrically generated magnons in Py microstructures(2.3 MB)

B. Magnon Spintronics

4.4Spin waves turning a corner(793 kB)

4.5 Excitation of propagating backward volume spin waves via phase dependent mode conversion(1.34 MB)

4.6 Optimization of spin pumping in YIG/Pt structures (596 kB)

4.7 Detection of magnon spin transport by spin pumping and inverse spin Hall effect(608 kB)

4.8 Spin-Hall effect induced spin transfer torque in YIG-Pt bi-layers (304 kB)

C. Magnonic Crystals

4.9 Micromagnetic study of magnonic band gaps in waveguides with a periodic variation of the saturation magnetization(573 kB)

4.10 Storage-recovery phenomenon in a magnonic crystal (633 kB)

D. Spin Caloric Transport

4.11 Heat-induced damping manipulation in magnetic insulator/non-magnetic metal structurest (634 kB)

4.12 Magnon-phonon coupling unmasked: a direct measurement of magnon temperature(668 kB)

4.13 Magnon mediated heating in a magnetic insulator (583 kB)

4.14 Dynamical heating of a ferrimagnetic sample in a wide range of magnetic fields (512 kB)

E. New Materials and Heusler Compounds

4.15 Spin-wave caustic formation by nonlinear higher harmonic radiation from edge modes in a Co2Mn0.6Fe0.4Si waveguider (1.25 MB)

4.16 Nonlinear magnon instability in Heusler waveguides (1.11 MB)

F. Applied Spintronics

4.17 Fabrication of magnetic storage elements by focused ion beam irradiation (1.61 MB)

4.18 FMR and MOKE characterization of Co40Fe40B20 thin films (948 kB)

4.19 Report on optical bridge MOKE detectors (460 kB)

5 Publications (199 kB)

6 Seminars (539 kB)

    6.1 Conferences
    6.2 Workshops and Schools
    6.3 Other meetings and trade fairs
    6.4 Invited seminar talks and colloquia
    6.5 Seminars
    6.6 Awards and Fellowships


The annual report may be downloaded as one file Annual Report 2012 (27.1 MB)

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