Interplay of Rashba/Dresselhaus spin splittings probed by photogalvanic spectroscopy–A review

SD Ganichev, LE Golub - physica status solidi (b), 2014 - Wiley Online Library
The paper reviews the interplay of Rashba/Dresselhaus spin splittings in various two‐
dimensional systems made of zinc‐blende III–V, wurtzite, and SiGe semiconductors. We …

[HTML][HTML] A review of high magnetic moment thin films for microscale and nanotechnology applications

G Scheunert, O Heinonen, R Hardeman… - Applied Physics …, 2016 - pubs.aip.org
The creation of large magnetic fields is a necessary component in many technologies,
ranging from magnetic resonance imaging, electric motors and generators, and magnetic …

Interstitial-nitrogen-and oxygen-induced magnetism in Gd-doped GaN

C Mitra, WRL Lambrecht - Physical Review B—Condensed Matter and …, 2009 - APS
The observed ferromagnetism in Gd-doped GaN appears to arise from lattice defects
incorporated along with Gd rather than from Gd itself. A previous model, invoking Ga …

Variable range hop** transport in ferromagnetic GaGdN epitaxial layers

A Bedoya-Pinto, J Malindretos, M Roever, DD Mai… - Physical Review B …, 2009 - APS
Electrical-transport properties of ferromagnetic GaGdN layers grown by molecular-beam
epitaxy on highly resistive 6H-SiC (0001) substrates have been investigated. It is found that …

Ferromagnetism and its stability in n-type Gd-doped GaN: First-principles calculation

Z Liu, X Yi, J Wang, J Kang, AG Melton, Y Shi… - Applied Physics …, 2012 - pubs.aip.org
In this work, effects of interstitial oxygen on the ferromagnetism in Gd-doped GaN system
were investigated via first principles, including both total energy and band structure …

Defect-enhanced ferromagnetism in Gd-and Si-coimplanted GaN

RP Davies, BP Gila, CR Abernathy, SJ Pearton… - Applied Physics …, 2010 - pubs.aip.org
GaN grown by metal-organic chemical vapor deposition was coimplanted with Gd+ ions with
energy of 155 keV and dose of 2.75× 10 10 cm− 2 and Si 4+ ions with energies of 5 and 40 …

Superparamagnetism in Gd-doped GaN induced by Ga-vacancy clustering

A Thiess, PH Dederichs, R Zeller, S Blügel… - Physical Review B …, 2012 - APS
On the basis of the energetics and magnetic exchange interactions obtained from large-
scale first-principles electronic structure calculations, a gallium-vacancy clustering model is …

Element specific magnetic properties of Gd-doped GaN: Very small polarization of Ga and paramagnetism of Gd

A Ney, T Kammermeier, V Ney, S Ye, K Ollefs… - Physical Review B …, 2008 - APS
Element specific x-ray magnetic dichroism measurements have been carried out at the Ga K
and Ga and Gd L 3 edges of the dilute magnetic semiconductor (DMS) Gd: GaN grown by …

Systematic study of the exchange interactions in Gd-doped GaN containing N interstitials, O interstitials, or Ga vacancies

A Thiess, S Blügel, PH Dederichs, R Zeller… - Physical Review B, 2015 - APS
Using large supercells models and the KKRnano multiple scattering approach, statistically
meaningful information is obtained on the distribution of local densities of states, magnetic …

Gadolinium-implanted GaN studied by spin-polarized positron annihilation spectroscopy

M Maekawa, A Miyashita, S Sakai, A Kawasuso - Physical Review B, 2020 - APS
In this study, Gd ion implantation and annealing were performed at 900∘ C for nominally
undoped wurtzite GaN grown by metal-organic chemical vapor deposition. Spin-polarized …