Annual Report 2008

Contents

2 Personnel (398 kB)

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 Research topics (37 kB)

4 Equipment (32 kB)

5 Transfer of Technology (24 kB)

6 Experimental results

A. Dynamics in Nanostructures and Domain Walls

6.1 DC current control of three magnon scattering processes in spin-valve nanocontacts (186 kB)
6.2 Dissipation of spin-wave modes due to mode coupling in Ni₈₁Fe₁₉ rings (311 kB)
6.3 Investigation of the lifetime of quantized spin waves in nano-scaled magnetic ring structures (142 kB)
6.4 Modification of the thermal spin wave spectrum in a Ni₈₁Fe₁₉ stripe by a domain wall (921 kB)
6.5 Spin-wave excitation in Permalloy by oscillating pinned domain walls (545 kB)
6.6 Breathing domain wall in Ni₈₁Fe₁₉ cross structures (345 kB)
6.7 Magneto-optic investigations on the switching dynamics of TMR structures (460 kB)

B. Linear and Nonlinear SpinWaves

6.8 Investigation and optimization of one-dimensional ferrite-film based magnonic crystals (163 kB)
6.9 Theory of parametric recovery of a microwave signal using standing spinwave modes of a magnetic film (117 kB)
6.10 Probing of a parametrically pumped magnon gas with a non-resonant packet of traveling spin waves (196 kB)
6.11 Generation of dipolar spin-waves due to disintegration of a condensate of photon coupled exchange magnons (143 kB)

C. Magnetic Films of Heusler Compounds

6.12 Exchange constant in Co₂-based Heusler compounds (101 kB)
6.13 Tailoring of structural, magnetic, and electronic properties of Co₂MnSi thin films by He⁺-irradiation (194 kB)

D. Applied Research and Technology

6.14 New approach to the k-vector sensitivity of the BLS technique (327 kB)
6.15 Phase sensitive BLS spectroscopy with magneto-optical modulator (4.12 MB)
6.16 Spin-wave interferometer on a waveguide (117 kB)

7 Publications (35 kB)

8 Conferences, Workshops, Schools, Seminars (55 kB)

Appendix(224 kB)

The annual report may be downloaded as one file Annual Report 2008(8.95 MB)

6.1	DC current control of three magnon scattering processes in spin-valve nanocontacts (186 kB)
6.2	Dissipation of spin-wave modes due to mode coupling in Ni₈₁Fe₁₉ rings (311 kB)
6.3	Investigation of the lifetime of quantized spin waves in nano-scaled magnetic ring structures (142 kB)
6.4	Modification of the thermal spin wave spectrum in a Ni₈₁Fe₁₉ stripe by a domain wall (921 kB)
6.5	Spin-wave excitation in Permalloy by oscillating pinned domain walls (545 kB)
6.6	Breathing domain wall in Ni₈₁Fe₁₉ cross structures (345 kB)
6.7	Magneto-optic investigations on the switching dynamics of TMR structures (460 kB)

6.8	Investigation and optimization of one-dimensional ferrite-film based magnonic crystals (163 kB)
6.9	Theory of parametric recovery of a microwave signal using standing spinwave modes of a magnetic film (117 kB)
6.10	Probing of a parametrically pumped magnon gas with a non-resonant packet of traveling spin waves (196 kB)
6.11	Generation of dipolar spin-waves due to disintegration of a condensate of photon coupled exchange magnons (143 kB)

6.12	Exchange constant in Co₂-based Heusler compounds (101 kB)
6.13	Tailoring of structural, magnetic, and electronic properties of Co₂MnSi thin films by He⁺-irradiation (194 kB)

6.14	New approach to the k-vector sensitivity of the BLS technique (327 kB)
6.15	Phase sensitive BLS spectroscopy with magneto-optical modulator (4.12 MB)
6.16	Spin-wave interferometer on a waveguide (117 kB)