After successful completion of the course, students are able to comprehend the materials presented in the lecture and to draw conclusions from them, as well as to actively communicate the contents presented during the lecture.
1. Introduction Magnetic terms and definitions, Classification of magnetic materials, Magnetic materials of technical importance 2. Magnetic domains and micromagnetics Contribution to the free energy, Domain walls, Magnetic domain structure, Single-domain and multi-domain particles, Domain wall pinnig, Magnetization processes 3. Permanent magnets Calculation of magnetic circuits, Characteristic parameters, Composition and microstructure, Rare earth permanent magnets, Powdermetallurgical preparation, Applications 4. Magnetic recording Magnetic tapes and disks, Composition and microstructure, Longitudinal and perpendicular recording, Magneto-optical recording, Bubble domains, Future aspects 5. Ferrimagnetic materials Spinel ferrites, Hexagonal ferrites, Orthoferrites, Rare earth garnets 6. Softmagnetic materials Edddy currents, Magnetization reversal losses, Composition and microstructure, Applications 7. Magnetoelasticity
Vorbesprechung: Mo, 5. Oktober 2020, 12:00-13:00 Uhr, via GoToMeeting:
https://global.gotomeeting.com/join/391147653
tel:+43720815427
Access Code: 391-147-653
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Die virtual lecture will start on Mi, 14.10.2020
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Virtual Lecture and Question time link, via JITSI Meeting
Passwort: PmM2020
Next Meetings:
Mo 14.12.2020: 14:00
Mi 16.12.2020: 8:30
Mi 16.12.2020: 14:00
Fr 18.12.2020: 14:00
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