Arbeitsgruppe Prof. Hillebrands

Annual Report 2014


1 Preface (450 kB)

2 Personnel (2.73 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 (1.92 MB)

3.1 Brillouin light scattering spectroscopy (BLS)
3.2 Microwave techniques
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 Magnetoelastic modes and lifetime of magnons in thin yttrium iron garnet films (1.69 MB)

4.2 Full electric detection of a Bose-Einstein condensate via the spin-pumping effect (508 kB)

4.3 Stimulated thermalization of a parametrically driven magnon gas and Bose-Einstein condensation of dipole-exchange magnons (779 kB)

4.4 Anomalous dynamics of a Bose-Einstein magnon condensate in a thermal gradient (878 kB)

4.5 Parallel parametric amplification of coherently excited propagating spin waves in a microscopic Ni81Fe19 waveguide (877 kB)

4.6 A localized spin-wave amplifier on the micrometer scale realized by parallel pumping (837 kB)

4.7 Planar Hall effect induced dc voltage generation by short-wavelength microwave magnons (765 kB)

B. Magnon Spintronics

4.8 Spin pumping by magnetization precession in a wide frequency range (488 kB)

4.9 Sign of inverse spin Hall voltages generated by ferromagnetic resonance and temperature gradients in yttrium iron garnet | platinum bilayers (459 kB)

4.10 Platinum thickness dependence on the spin pumping in Fe | Pt bilayers (881 kB)

4.11 Magnon transistor: One magnon current controls another (934 kB)

4.12 Numerical simulations of a spin-wave majority gate employing mode selection (742 kB)

4.13 Novel dynamic magnonic crystal for spin-wave logic gates (611 kB)

C. Spin Caloric Transport

4.14 Control of spin-waves by optically induced thermal landscapes (1.69 MB)

4.15 Spin-wave propagation through a magnonic crystal in a thermal gradient (829 kB)

4.16 Microwave-induced spin currents in ferromagnetic-insulator | normal-metal bilayer system (545 kB)

D. New Materials and Heusler Compounds

4.17 All-optical characterization of the spintronic Heusler material Co2Mn0.6Fe0.4Si (1.72 MB)

4.18 Control of the effective damping in Heusler/Pt microstructures (573 kB)

4.19 Influence of a non-Gilbert damping mechanism on the nonlinear spin dynamics in a ferromagnetic Heusler compound (814 kB)

E. Applied Spintronics

4.20 Influence of the non-magnetic material (NM) layer on the magnetic properties and spin pumping in NiFe/NM/Pt and CoFeB/NM/Pt layer systems (820 kB)

4.21 Influence of the MgO barrier thickness on the lifetime characteristics of magnetic tunneling junctions for sensors (597 kB)

4.22 Magneto-optical enhancement in Co | Au patterned nanostructures (763 kB)

4.23 Promoting Magnetism (3.88 MB)

5 Publications (255 kB)

6 Conferences, Workshops, Schools, Seminars (708 kB)

6.1 Conferences and workshops
6.2 Schools
6.3 Invited seminar talks and colloquia
6.4 Seminars
6.5 Annual group retreat
6.6 Other meetings and trade fairs
6.7 Awards and Fellowships


This annual report may also be downloaded as a single file: Annual Report 2014 (31.92 MB)

Zum Seitenanfang