Making nonmagnetic semiconductors ferromagnetic

H Ohno - science, 1998 - science.org
REVIEW Semiconductor devices generally take advantage of the charge of electrons,
whereas magnetic materials are used for recording information involving electron spin. To …

Properties of ferromagnetic III–V semiconductors

H Ohno - Journal of magnetism and magnetic materials, 1999 - Elsevier
This review covers the experimental and theoretical results on III–V-based ferromagnetic
semiconductors ((In, Mn) As and (Ga, Mn) As) accumulated to date. It was found in 1989 that …

Hole-mediated ferromagnetism in tetrahedrally coordinated semiconductors

T Dietl, H Ohno, F Matsukura - Physical Review B, 2001 - APS
A mean-field model of ferromagnetism mediated by delocalized or weakly localized holes in
zinc-blende and wurzite diluted magnetic semiconductors is presented. The model takes …

Transport properties and origin of ferromagnetism in (Ga, Mn) As

F Matsukura, H Ohno, A Shen, Y Sugawara - Physical Review B, 1998 - APS
Magnetotransport properties of p-type ferromagnetic (Ga, Mn) As, a diluted magnetic
semiconductor based on III-V semiconductors, are measured and the p− d exchange …

First-principles study of the origin and nature of ferromagnetism in

S Sanvito, P Ordejon, NA Hill - Physical Review B, 2001 - APS
The properties of diluted Ga 1− x Mn x As are calculated for a wide range of Mn
concentrations within the local-spin-density approximation of density-functional theory …

Core-level photoemission study of

J Okabayashi, A Kimura, O Rader, T Mizokawa… - Physical Review B, 1998 - APS
We have studied the electronic structure of Mn impurities in GaAs by Mn 2 p core-level
photoemission spectroscopy. From cluster-model analysis assuming the neutral (Mn 3+) or …

Ferromagnetism in magnetically doped III-V semiconductors

VI Litvinov, VK Dugaev - Physical review letters, 2001 - APS
The origin of ferromagnetism in semimagnetic III-V materials is discussed. The indirect
exchange interaction caused by virtual electron excitations from magnetic impurity acceptor …

A Ferromagnetic III–V Semiconductor:(Ga, Mn) As

H Ohno, F Matsukura - Solid State Communications, 2001 - Elsevier
Magnetic and transport properties of ferromagnetic III–V semiconductor (Ga, Mn) As, an alloy
between GaAs and transition element Mn, are reviewed. Results of direct magnetization …

Ferromagnetic resonance in Ga1− xMnxAs dilute magnetic semiconductors

X Liu, JK Furdyna - Journal of Physics: Condensed Matter, 2006 - iopscience.iop.org
We review the phenomenon of ferromagnetic resonance (FMR) in ferromagnetic (FM) Ga 1−
x Mn x As semiconductor alloys and their heterostructures in thin film form. We will show that …

Optically probing the fine structure of a single Mn atom in an InAs quantum dot

A Kudelski, A Lemaître, A Miard, P Voisin… - Physical review …, 2007 - APS
We report on the optical spectroscopy of a single InAs/GaAs quantum dot doped with a
single Mn atom in a longitudinal magnetic field of a few Tesla. Our findings show that the Mn …