[HTML][HTML] Ferromagnetic behaviour of ZnO: the role of grain boundaries

BB Straumal, SG Protasova… - Beilstein journal of …, 2016 - beilstein-journals.org
The possibility to attain ferromagnetic properties in transparent semiconductor oxides such
as ZnO is very promising for future spintronic applications. We demonstrate in this review …

Aging of 2D MXene nanoparticles in air: An XPS and TEM study

M Mičušík, M Šlouf, A Stepura, Y Soyka, E Ovodok… - Applied Surface …, 2023 - Elsevier
Different batches of Ti 3 C 2 O x F x MXene were prepared, and their stability in air and
argon was studied. X-ray photoelectron spectroscopy (XPS) and transmission electron …

Lonsdaleite is faulted and twinned cubic diamond and does not exist as a discrete material

P Németh, LAJ Garvie, T Aoki, N Dubrovinskaia… - Nature …, 2014 - nature.com
Lonsdaleite, also called hexagonal diamond, has been widely used as a marker of
asteroidal impacts. It is thought to play a central role during the graphite-to-diamond …

Magnetization study of nanograined pure and Mn-doped ZnO films: Formation of a ferromagnetic grain-boundary foam

BB Straumal, AA Mazilkin, SG Protasova… - Physical Review B …, 2009 - APS
In order to elucidate room-temperature (RT) ferromagnetism (FM) in ZnO, we have analyzed
a multitude of experimental publications with respect to the ratio of grain-boundary (GB) area …

Cave bacteria-induced amorphous calcium carbonate formation

NT Enyedi, J Makk, L Kótai, B Berényi, S Klébert… - Scientific reports, 2020 - nature.com
Amorphous calcium carbonate (ACC) is a precursor of crystalline calcium carbonates that
plays a key role in biomineralization and polymorph evolution. Here, we show that several …

Evaluating the accuracy of common γ-Al2O3 structure models by selected area electron diffraction from high-quality crystalline γ-Al2O3

HO Ayoola, SD House, CS Bonifacio, K Kisslinger… - Acta Materialia, 2020 - Elsevier
Single crystal and textured polycrystalline γ-Al 2 O 3 thin films were synthesized by oxidation
of NiAl (110) in air at 850° C for 1 and 2 h, respectively, and used to evaluate the accuracy of …

Influence of high power impulse magnetron sputtering plasma ionization on the microstructure of TiN thin films

AP Ehiasarian, A Vetushka, YA Gonzalvo… - Journal of applied …, 2011 - pubs.aip.org
HIPIMS (High Power Impulse Magnetron Sputtering) discharge is a new PVD technology for
the deposition of high-quality thin films. The deposition flux contains a high degree of metal …

Ionic conductivity and crystallization process in the Li2S–P2S5 glass electrolyte

H Tsukasaki, S Mori, S Shiotani, H Yamamura - Solid State Ionics, 2018 - Elsevier
The ionic conductivity of the Li 2 S–P 2 S 5 glass electrolyte systems strongly depends on
the type of precipitated crystalline phases and heat-treatment conditions. To clarify the …

Study of the microstructure of amorphous silica nanostructures using high-resolution electron microscopy, electron energy loss spectroscopy, X-ray powder diffraction …

L Khouchaf, K Boulahya, PP Das, S Nicolopoulos… - Materials, 2020 - mdpi.com
Silica has many industrial (ie, glass formers) and scientific applications. The understanding
and prediction of the interesting properties of such materials are dependent on the …

Y2S3-Doped Li2S Active Cathode Materials for All-Solid-State Li–S Batteries

K Hikima, R Fujii, H Gamo, H Tsukasaki… - The Journal of …, 2023 - ACS Publications
All-solid-state Li–S batteries with sulfur-based cathodes have attracted attention, because of
their high theoretical energy density. However, it is difficult to transfer electrons and ions and …