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Hideo Ohno

Researcher at Tohoku University

Publications -  872
Citations -  72305

Hideo Ohno is an academic researcher from Tohoku University. The author has contributed to research in topics: Magnetization & Ferromagnetism. The author has an hindex of 98, co-authored 858 publications receiving 66685 citations. Previous affiliations of Hideo Ohno include Hokkaido University & Science Council of Japan.

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Zener Model Description of Ferromagnetism in Zinc-Blende Magnetic Semiconductors

TL;DR: Zener's model of ferromagnetism, originally proposed for transition metals in 1950, can explain T(C) of Ga(1-)(x)Mn(x)As and that of its II-VI counterpart Zn(1)-Mn (x)Te and is used to predict materials with T (C) exceeding room temperature, an important step toward semiconductor electronics that use both charge and spin.
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Making Nonmagnetic Semiconductors Ferromagnetic

TL;DR: The magnetic coupling in all semiconductor ferromagnetic/nonmagnetic layered structures, together with the possibility of spin filtering in RTDs, shows the potential of the present material system for exploring new physics and for developing new functionality toward future electronics.
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A perpendicular-anisotropy CoFeB–MgO magnetic tunnel junction

TL;DR: Inter interfacial perpendicular anisotropy between the ferromagnetic electrodes and the tunnel barrier of the MTJ is used by employing the material combination of CoFeB-MgO, a system widely adopted to produce a giant tunnel magnetoresistance ratio in MTJs with in-plane an isotropy.
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Electrical spin injection in a ferromagnetic semiconductor heterostructure

TL;DR: In this paper, the authors reported the fabrication of all-semiconductor, light-emitting spintronic devices using III-V heterostructures based on gallium arsenide.
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(Ga,Mn)As: A new diluted magnetic semiconductor based on GaAs

TL;DR: In this article, a new GaAs-based diluted magnetic semiconductor, (Ga,Mn)As, was prepared by molecular beam epitaxy and the lattice constant was determined by x-ray diffraction and shown to increase with the increase of Mn composition, x.