Arbeitsgruppe Prof. Hillebrands

Annual Report 2013


1 Introduction (336 kB)

2 Personnel (2.89 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 (1.85 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 Bose-Einstein condensation of exchange magnons (401 kB)

4.2 Condensation of mixed magnon-phonon states below the bottom of the

magnon spectrum (3.03 MB)

4.3 Localized parametric generation of spin waves in a longitudinally magnetized Ni81Fe19 waveguide. (734 kB)

4.4 Localized parametric spin-wave generation in the Damon-Eshbach geometry by geometric variation of a microstrip antenna (688 kB)

B. Magnon Spintronics

4.5 YIG thickness dependence of the spin-pumping effect in YIG/Pt heterostructures (775 kB)

4.6 Optimizing the spin-pumping induced inverse spin Hall voltage by growth conditions in Fe/Pt bilayers (2.35 MB)

4.7 Unidirectional spin-wave edge modes in perpendicularlymagnetized permalloy structures (2.25 MB)

4.8 Spin-wave propagation in a microstructured YIG/Pt bilayer waveguide (304 kB)

4.9 Realization of a micro-structured spin-wave multiplexer (916 kB)

C. Magnonic Crystals

4.10 A micro-structured ion-implanted magnonic crystal (660 kB)

4.11 Non-linear spin-wave scattering into the gap modes of a magnonic crystal (793 kB)

D. Spin Caloric Transport

4.12 Temporal evolution of the spin Seebeck effect (681 kB)

4.13 Spin wave reßection and magnon-phonon energy transfer (1.61 MB)

E. New Materials and Heusler Compounds

4.14 Annealing influence on the Gilbert damping parameter and the exchange

constant of Co40Fe40B20 thin films (494 kB)

4.15 A study of the Gilbert damping in individual Heusler microstructures via time-resolved parametric amplification (1.13 MB)

F. Applied Spintronics

4.16 Optimization of the growth of Ni81Fe19 and Co40Fe40B20 thin films for an all-optical characterization of micron-sized elliptical elements (943 kB)

4.17 Lifetime measurements for CoFeB/MgO/CoFeB magnetic tunneling junctions in the frame of the Spin Technology Platform (539 kB)

4.18 Study of material parameters of YIG Þlms with ferromagnetic resonance techniques (533 kB)

4.19 Success story of technology transfer of magnetic sensor applications (1.09 MB)

5 Publications (250 kB)

6 Seminars (702 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 2013 (27.48 MB)

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