Dilute do**, defects, and ferromagnetism in metal oxide systems

SB Ogale - Advanced materials, 2010 - Wiley Online Library
Over the past decade intensive research efforts have been carried out by researchers
around the globe on exploring the effects of dilute do** of magnetic impurities on the …

Experimentally evaluating the origin of dilute magnetism in nanomaterials

LMC Pereira - Journal of Physics D: Applied Physics, 2017 - iopscience.iop.org
Reports of room-temperature ferromagnetism continue to emerge for an ever-growing range
of nanomaterials with a small or even vanishing concentration of magnetic atoms. Dilute …

Synthesis and analysing the structural, optical, morphological, photocatalytic and magnetic properties of TiO2 and doped (Ni and Cu) TiO2 nanoparticles by sol–gel …

T Raguram, KS Rajni - Applied Physics A, 2019 - Springer
In the present work, Ni 2+ and Cu 2+ ions are doped with TiO 2 using sol–gel technique. The
effects of Ni and Cu do** in TiO 2 matrix are characterized by XRD, Micro-Raman, FTIR …

Giant magneto-birefringence effect and tuneable colouration of 2D crystal suspensions

B Ding, W Kuang, Y Pan, IV Grigorieva, AK Geim… - Nature …, 2020 - nature.com
One of the long-sought-after goals in light manipulation is tuning of transmitted interference
colours. Previous approaches toward this goal include material chirality, strain and electric …

Magnetic circular dichroism in the hard X-ray range

A Rogalev, F Wilhelm - The Physics of Metals and Metallography, 2015 - Springer
An overview of X-ray magnetic circular dichroism (XMCD) spectroscopy in the hard X-ray
range is presented. A short historical overview shows how this technique has evolved from …

Effects of substitutional Li on the ferromagnetic response of Li co-doped ZnO: Co nanoparticles

SU Awan, SK Hasanain, MF Bertino… - Journal of Physics …, 2013 - iopscience.iop.org
Abstract Li co-doped ZnO: Co (Zn 0.96− y Co 0.04 Li y O, y≤ 0.1) nanoparticles were
synthesized by the sol–gel technique and the correlation between the structural, electronic …

Grüneisen parameter as an entanglement compass and the breakdown of the Hellmann-Feynman theorem

L Squillante, LS Ricco, AM Ukpong, RE Lagos-Monaco… - Physical Review B, 2023 - APS
The Grüneisen ratio Γ, ie, the singular part of the ratio of thermal expansion to the specific
heat, has been broadly employed to explore both finite T and quantum critical points (QCPs) …

Homogeneous and heterogeneous magnetism in (Zn, Co) O: From a random antiferromagnet to a dipolar superferromagnet by changing the growth temperature

M Sawicki, E Guziewicz, MI Łukasiewicz… - Physical Review B …, 2013 - APS
A series of (Zn, Co) O layers with Co contents x up to 40% grown by atomic layer deposition
have been investigated. All structures deposited at 160∘ C show magnetic properties …

Do**-controlled quantum magnetization plateau and high-field ferroelectricity in multiferroic

T Li, HW Wang, YR Song, C Dong, R Chen, M Yang… - Physical Review B, 2023 - APS
The synchronized observation of a quantum magnetization plateau and multiferroicity is of
particular interest in frustrated antiferromagnets, but the modulation of two different …

Searching for room temperature ferromagnetism in transition metal implanted ZnO and GaN

LMC Pereira, JP Araújo, U Wahl, S Decoster… - Journal of Applied …, 2013 - pubs.aip.org
Significant progress in the field of wide-gap dilute magnetic semiconductors (DMS) depends
on the discovery of a material system which not only shows high-temperature …