Rietveld refinement, cluster modelling, growth mechanism and photoluminescence properties of CaWO 4: Eu 3+ microcrystals

RF Gonçalves, LS Cavalcante, IC Nogueira, E Longo… - …, 2015 - pubs.rsc.org
CaWO4: Eu3+ microcrystals (with 0, 1, 2 and 4 mol% Eu3+) were synthesized by a co-
precipitation (CP) method and grown in a microwave-assisted hydrothermal (MAH) system …

Structure of molten titanium dioxide

OLG Alderman, LB Skinner, CJ Benmore, A Tamalonis… - Physical Review B, 2014 - APS
The x-ray structure factor of molten TiO 2 has been measured, enabled by the use of
aerodynamic levitation and laser beam heating, to a temperature of T= 2250 (30) K. The Ti-O …

The structural and electronic properties of reduced amorphous titania

NA Deskins, J Du, P Rao - Physical Chemistry Chemical Physics, 2017 - pubs.rsc.org
Crystalline titania has been extensively studied using experimental and theoretical tools.
Amorphous titania, however, has received less attention in the literature, despite its …

Unravelling local environments in mixed TiO2–SiO2 thin films by XPS and ab initio calculations

P Ondračka, D Nečas, M Carette, S Elisabeth… - Applied surface …, 2020 - Elsevier
Abstract Mixed Ti x Si 1− x O 2 oxide can exhibit a partial phase separation of the TiO 2 and
SiO 2 phases at the atomic level. The quantification of TiO 2–SiO 2 mixing in the amorphous …

Stability of mixed-oxide titanosilicates: dependency on size and composition from nanocluster to bulk

A Cuko, M Calatayud, ST Bromley - Nanoscale, 2018 - pubs.rsc.org
Nanostructured titanosilicate materials based upon interfacing nano-TiO2 with nano-SiO2
have drawn much attention due to their huge potential for applications in a diverse range of …

Development of structural descriptors to predict dissolution rate of volcanic glasses: Molecular dynamic simulations

K Gong, EA Olivetti - Journal of the American Ceramic Society, 2022 - Wiley Online Library
Establishing the composition–structure–property relationships for amorphous materials is
critical for many important natural and engineering processes, including the dissolution of …

Band alignment at InP/TiO2 interfaces from density-functional theory

IAR Alvarado, C Dreßler… - Journal of Physics …, 2024 - iopscience.iop.org
The natural band alignments between indium phosphide and the main dioxides of titanium,
ie rutile, anatase, and brookite as well as amorphous titania are calculated from the branch …

Multiscale computational simulation of amorphous silicates' structural, dielectric, and vibrational spectroscopic properties

JÁ Martínez-González, J Navarro-Ruiz, A Rimola - Minerals, 2018 - mdpi.com
Silicates are among the most abundant and important inorganic materials, not only in the
Earth's crust, but also in the interstellar medium in the form of micro/nanoparticles or …

Optical properties of solid solutions

P Ondračka, D Holec, D Nečas, E Kedroňová… - Physical Review B, 2017 - APS
In this work, we use density functional theory to predict the optical properties of Ti x Si 1− x O
2 solid solutions. The special quasirandom structure method and the simulated annealing …

Insight into microstructure and dynamics of network forming liquid from the analysis based on shell–core particles

PK Hung, LT Vinh, NV Hong, GTT Trang… - The European Physical …, 2019 - Springer
Large models of silica melt have been produced at 3500 K and pressures of 0, 5, 10, 15, 20,
25, 30 and 45 GPa by molecular dynamics simulation. New topological analysis is …