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Cobalt‐titanium substituted barium ferrite films for magneto‐optical memory

Autor: Hajime Machida, Yujiro Kaneko, Atsuyuki Watada, Fumiya Ohmi, Hitoshi Nakamura, Yasuo Sawada

Publikováno v: Journal of Applied Physics. 61:3346-3348

We have studied Faraday rotation and magnetic properties of Co‐Ti substituted barium ferrite films with perpendicular anisotropy, which were prepared by targets‐facing‐type sputtering method on (111) oriented GGG substrates. Faraday rotation (�

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::38715c1ba35a1737665d9cbc99409112
https://doi.org/10.1063/1.338972

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Magneto-optical properties and thermomagnetic recording of M-type Ba-ferrites

Autor: Hitoshi Nakamura, Yasuo Sawada, Yujiro Kaneko, Atsuyuki Watada, Hajime Machida, Fumiya Ohmi

Publikováno v: Journal of Magnetism and Magnetic Materials. :1399-1400

Thermomagnetic recording by Ar laser was achieved on a Ba-ferrite perpendicular film. The Faraday rotation of a Co-Ti substituted Ba-ferrite single crystal was 0.83° / μm at λ = 0.78 μm .

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c5defac94e4520d00ff6a5c384058b95
https://doi.org/10.1016/0304-8853(86)90870-x

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Ba-Ferrite Magneto-optical Recording Media

Autor: Yasuo Sawada, Yujiro Kaneko, Isao Miyamoto, Fumiya Ohmi, Atsuyuki Watada

Publikováno v: Japanese Journal of Applied Physics. 26:23

We have studied on the application of Ba-ferrite(BaFe12O19) to magneto-optical recording. It was found that CoTi substituted Ba-ferrite(BaCoxTixFe12-2xO19) films on GGG single crystals had Faraday rotation of 0.9deg/ µ m(λ=780nm) and Curie temperat

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6e546f6e391e6deeccacad3c034e577b
https://doi.org/10.7567/jjaps.26s4.23

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