Microscopic studies of interlayer magnetic coupling across nonmagnetic and antiferromagnetic spacer layers [Elektronische Ressource] / von Liviu Ionut Chelaru

Microscopic studies of interlayer magneticcoupling across nonmagnetic andantiferromagnetic spacer layersDissertationzur Erlangung des akademischen Gradesdoctor rerum naturalium (Dr. rer. nat.)vorgelegt derMathematisch-Naturwissenschaftlich-Technischen Fakulta¨t(mathematisch-naturwissenschaftlicher Bereich)der Martin-Luther-Universita¨t Halle-Wittenbergvon Herrn Liviu Ionut Chelarugeb. am: 15. Mai 1974 in Iasi, Rum¨ anienGutachterin/Gutachter:1. Prof. Dr. J. Kirschner2. Prof. Dr. W. Hergert3. Prof. Dr. A. SchreyerHalle/Saale, 16.12.2003urn:nbn:de:gbv:3-000006264[http://nbn-resolving.de/urn/resolver.pl?urn=nbn%3Ade%3Agbv%3A3-000006264]ContentsIntroduction 11 Magnetic interlayer coupling 51.1 Quantum well states as a mediator of magnetic coupling . . . . . . . . . . . . . . 61.2 Coupling across antiferromagnetic layers and the role of interface roughness . . . 91.3 Magnetostatic coupling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122 Experimental aspects 172.1 Magnetic contrast mechanism in photoemission microscopy . . . . . . . . . . . . 172.2 The photoelectron emission microscope. . . . . . . . . . . . . . . . . . . . . . . . 202.3 Experimental details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243 Epitaxial growth and magnetic coupling across Fe Mn thin films 2950 503.1 Growth and surface morphology of Fe Mn alloy on Cu(001) . . . . . . . . . . 2950 503.2 The FeNi/Fe Mn /Co trilayer system . . . . .