Search for dissertations about: "iron garnets"

Found 4 swedish dissertations containing the words iron garnets.

  2. 1. Fibre Optic Magnetic Field Sensors Utilizing Iron Garnet Materials

    Author : Hans Sohlström; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; yig; iron garnets; rare earth garnets; magneto-opics; optical waveguide; fibre optical sensors; magnetic field measurement; current measurement;

    Abstract : This thesis deals with the subject of fibre optic magnetic field sensors utilizing iron garnet materials. Such materials exhibit a large Faraday rotation which make them advantageous for application in compact mag­netic field sensors. READ MORE

  4. 2. Magnetic resonance in new iron garnets : tools and applications

    Author : Vasyl Denysenkov; KTH; []
    Keywords : Ferromagnetic; Resonance; Ferrites; Microwaves; FMR; Spectrometers; Magnetic anisotropy; Magnetostatic waves;

    Abstract : .... READ MORE

  5. 3. Bismuth iron garnet films for magneto-optical photonic crystals

    Author : Sören Kahl; KTH; []
    Keywords : Faraday effect; iron garnet; pulsed laser deposition; photonic crystals;

    Abstract : The thesis explores preparation and properties of bismuthiron garnet (BIG) films and the incorporation of BIG films intoone-dimensional magneto-optical photonic crystals (MOPCs). Films were prepared by pulsed laser deposition. READ MORE

  6. 4. Broadband Ferromagnetic Resonance Spectrometer : Instrument and Applications

    Author : Vasyl Denysenkov; KTH; []
    Keywords : ferrites; thin films; ferromagnetic resonance; microwaves; FMR spectrometer; magnetic anisotropy; magnetostatic waves;

    Abstract : This thesis compiles results of research in two mutuallydependent parts: 1) development of ferromagnetic resonance(FMR) spectrometer to study microwave properties offerromagnetic materials, and 2) characterization of new irongarnets: pulsed laser deposited Y3Fe5O12and Bi3Fe5O12films and Ce:Y3Fe5O12single crystal.First part describes a novelBroadbandFMRSpectrometerdesigned to characterize thin ferromagneticfilms. READ MORE