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- Rusz, Jan, et al.
(författare)
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Quantitative magnetic measurements with transmission electron microscope
- 2010
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Ingår i: Journal of Magnetism and Magnetic Materials. - : Elsevier BV. - 0304-8853 .- 1873-4766. ; 322:9-12, s. 1478-1480
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Tidskriftsartikel (refereegranskat)abstract
- We briefly review the state-of-the-art electronmagnetic chiraldichroism experiments and theory with focus on quantitative measurements of the atom-specific orbital to spin moment ratio m(1)/m(s). Our approach of quantitative method, based on reciprocal space mapping of the magnetic signal, is described. We discuss additional symmetry considerations for m(1)/m(s) measurements, which are present due to dynamical diffraction effects. The selead to a preference for the 3-beam orientation of the sample. Further on, we describe a method of correcting a symmetries present due to imperfect 3-beam orientation-the so-called double-difference correction.
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