Wan-Seop Kim: Influence of interfaces on magnetization reversal and perpendicular magnetic anisotropy of Fe/Tb multilayers : Einfluß der Grenzflächen auf Ummagnetisierungsverhalten und senkrechte magnetische Anisotropie von Fe/Tb-Vielfachschichten

1. Introduction

2. Generalities

2.1. Magnetic anisotropy

2.2. Magnetization reversal process

3. Magneto-optic Kerr effect(MOKE)

3.1. Phenomenology

3.2. Calibration methods

3.2.1. Calibration of Kerr rotation q _K

3.2.2. Calibration of Kerr ellipticity e _K

3.3. Experimental set-up

4. Materials

4.1. Physical properties of Fe, Tb and Y

4.2. Preparation

4.3. Experimental procedures

4.4. Structural peculiarities

5. Magneto-optic Kerr effect on Fe/Tb multilayers

5.1. Thickness dependence

5.2. Temperature dependencies

5.2.1. HT multilayers (layer growth temperature T_s = 300 K)

5.2.2. LT multilayers (layer growth temperature T_s = 150 K)

5.2.3. Summary

5.3. Structural and magnetic phase diagram of Fe/Tb multilayers

6. Fe/Tb multilayers with diamagnetic layers

6.1. Fe/Tb multilayers with Y layers

6.1.1 Torque measurements

6.1.2. Uncoupled two-layer model

6.1.3. Cone state model

6.1.4. Summary

6.2. Fe/Tb multilayers with Ag layers

7. Fe/Tb multilayers with variant number of bilayers

7.1. Temperature dependence of MOKE loops

7.2. Wavelength dependence of MOKE signals

8. Summary and Outlook

9. References

Acknowledgement