Arbeitsgruppe Prof. Hillebrands

Annual Report 2007

Contents

1 Introduction (58 kB)

2 Personnel (517 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 (85 kB)

4 Equipment (77 kB)

5 Transfer of Technology (49 kB)

5.1 Magnetism
5.2 Institut für Dünnschichttechnologie - Transferstelle der Technischen Universität Kaiserslautern

6 Experimental results

A. Linear and Nonlinear SpinWaves

6.1Storage and parametrically stimulated recovery of microwave signal using standing spin-wave modes of a magnetic film(364 kB)
6.2Non-resonant parametric restoration of microwave spin-wave signals in YIG film(161 kB)
6.3Excitation phase of backward volume and surface magnetostatic waves(300 kB)
6.4Resonant scattering of spin waves from a region of inhomogeneous magnetic field in a ferromagnetic film(273 kB)
6.5Anomalies in microwave assisted switching in Ni81Fe19 confined elements(288 kB)

B. Magnetic Films of Heusler Compounds

6.6Exchange stiffness constant in Co2MnSi and Co2Cr0.6Fe0.4Al Heusler compounds(140 kB)
6.7Dependence of L21 ordering on magnetic properties in Co2MnSi Heusler compound.(375 kB)
6.8Co2MnAlxSi1−x Heusler compound investigated by Brillouin light spectroscopy and magneto-optical Kerr effect magnetometry(509 kB)
6.9Structural and magnetic properties of Co2FeSi tuned by He+ irradiation(236 kB)

C. Patterned Magnetic Structures

6.10

Field dependence of quantized spin waves in nano-scaled magnetic ring structures(519 kB)

6.11Domain wall design in semi-circular Ni81Fe19 structures(362 kB)
6.12Spin waves in semi-circular Ni81Fe19 structures with defined domain walls(509 kB)

D. Applied Research and Technology

6.13

XNOR and NAND spin-wave logic gates(129 kB)
6.14Ex-vivo investigations on the friction behavior of amorphous carbon coated ureteral stents(391 kB)


7 Publications (80 kB)

8 Conferences, Workshops, Schools, Seminars (107 kB)

Appendix(421 kB)


The annual report may be downloaded as one file Annual Report 2007(4.3 MB).