Ferromagnetic semiconductors

T Dietl - Semiconductor Science and Technology, 2002 - iopscience.iop.org
The current status and prospects of research on ferromagnetism in semiconductors are
reviewed. The question of the origin of ferromagnetism in europium chalcogenides …

A Group-IV Ferromagnetic Semiconductor: MnxGe1−x

YD Park, AT Hanbicki, SC Erwin, CS Hellberg… - Science, 2002 - science.org
We report on the epitaxial growth of a group-IV ferromagnetic semiconductor, Mn x Ge1− x,
in which the Curie temperature is found to increase linearly with manganese (Mn) …

Dilute magnetic semiconductor nanowires

JS Kulkarni, O Kazakova, JD Holmes - Applied Physics A, 2006 - Springer
Semiconductor materials form the basis of modern electronics, communication, data storage
and computing technologies. One of today's challenges for the development of future …

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 …

Above room temperature ferromagnetism in Mn-ion implanted Si

M Bolduc, C Awo-Affouda, A Stollenwerk… - Physical Review B …, 2005 - APS
Above room temperature ferromagnetic behavior is achieved in Si through Mn ion
implantation. Three-hundred-keV Mn+ ions were implanted to 0.1% and 0.8% peak atomic …

Density functional calculations for III–V diluted ferromagnetic semiconductors: a review

S Sanvito, G Theurich, NA Hill - Journal of superconductivity, 2002 - Springer
In this paper we review the latest achievements of density functional theory in understanding
the physics of diluted magnetic semiconductors. We focus on transition-metal-doped III–V …

Spectroscopic identification and direct imaging of interfacial magnetic spins

H Ohldag, TJ Regan, J Stöhr, A Scholl, F Nolting… - Physical review …, 2001 - APS
Using x-ray absorption spectromicroscopy we have imaged the uncompensated spins
induced at the surface of antiferromagnetic (AFM) NiO (100) by deposition of ferromagnetic …

Magnetism of individual atoms adsorbed on surfaces

H Brune, P Gambardella - Surface Science, 2009 - Elsevier
Magnetic impurities in solids cause manifold changes in their macroscopic properties, such
as anomalous low temperature resistance due to Kondo screening, reduction of the …

Novel germanium-based magnetic semiconductors

F Tsui, L He, L Ma, A Tkachuk, YS Chu, K Nakajima… - Physical review …, 2003 - APS
Epitaxial synthesis and properties of novel Co and Mn-doped Ge magnetic semiconductors
were studied. Epitaxial growth of high quality films with high do** concentrations has been …

Saturated ferromagnetism and magnetization deficit in optimally annealed epilayers

SJ Potashnik, KC Ku, R Mahendiran, SH Chun… - Physical Review B, 2002 - APS
We examine the Mn concentration dependence of the electronic and magnetic properties of
optimally annealed Ga 1− x Mn x As epilayers for 1. 3 5%<~ x<~ 8. 3%. The Curie …