Presentation 1998/3/5
Effect of Pt in TbFeCo on magnetic and magneto-optical properties
Y Itoh, T Suzuki,
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Abstract(in English) The effect of Pt additives in TbFeCo(Pt)/Pt multilayers on magnetic and magneto-optical properties is investigated. The perpendicular magnetic anisotropy constant κ_u of the multilayers becomes larger(~2.5×10^6erg/cm^3)with Pt layers than that of a TbFeCo(Pt)single layer. Also, Pt layers are found to contribute significantly to the polar Kerr spectra at ultra-violet photon energies beyond 3 eV. The Kerr rotation θ_k and ellipticity η_k are enhanced with increasing Pt layer-thickness τ_Pt and become saturated at τ_Pt=12Å. This result implies that Pt atoms up to about 6 Å from the interfaces are contributing to the Kerr activity. The largest enhancement in the Kerr rotation θ_k is found at about 5 eV.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Magneto-optical / Pt layer / TbFeCo / Multilayer / Ultra-violet
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Conference Information
Committee CPM
Conference Date 1998/3/5(1days)
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Registration To Component Parts and Materials (CPM)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Effect of Pt in TbFeCo on magnetic and magneto-optical properties
Sub Title (in English)
Keyword(1) Magneto-optical
Keyword(2) Pt layer
Keyword(3) TbFeCo
Keyword(4) Multilayer
Keyword(5) Ultra-violet
1st Author's Name Y Itoh
1st Author's Affiliation Information Storage Materials Laboratory, Toyota Technological Instiute()
2nd Author's Name T Suzuki
2nd Author's Affiliation Information Storage Materials Laboratory, Toyota Technological Instiute
Date 1998/3/5
Paper #
Volume (vol) vol.97
Number (no) 575
Page pp.pp.-
#Pages 7
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