Quantum‐mechanical condensed matter simulations with CRYSTAL

R Dovesi, A Erba, R Orlando… - Wiley …, 2018 - Wiley Online Library
The latest release of the Crystal program for solid‐state quantum‐mechanical ab initio
simulations is presented. The program adopts atom‐centered Gaussian‐type functions as a …

Pressure-induced phase transitions in sesquioxides

FJ Manjón, JA Sans, J Ibáñez, ALJ Pereira - Crystals, 2019 - mdpi.com
Pressure is an important thermodynamic parameter, allowing the increase of matter density
by reducing interatomic distances that result in a change of interatomic interactions. In this …

Design Rules, Accurate Enthalpy Prediction, and Synthesis of Stoichiometric Eu3+ Quantum Memory Candidates

ZW Riedel, DP Shoemaker - Journal of the American Chemical …, 2024 - ACS Publications
Stoichiometric Eu3+ compounds have recently shown promise for building dense, optically
addressable quantum memory as the cations' long nuclear spin coherence times and …

Roles of oxygen vacancies and pH induced size changes on photo-and radioluminescence of undoped and Eu3+-doped La2Zr2O7 nanoparticles

SK Gupta, M Abdou, JP Zuniga, PS Ghosh… - Journal of …, 2019 - Elsevier
Defect, doping and particle size play important roles on the optical performance of
nanophosphors. In this study, undoped La 2 Zr 2 O 7 NPs (LZO) displayed multicolor …

Spin localization, magnetic ordering, and electronic properties of strongly correlated sesquioxides (Ln=La, Ce, Pr, Nd)

KE El-Kelany, C Ravoux, JK Desmarais, P Cortona… - Physical Review B, 2018 - APS
Lanthanide sesquioxides are strongly correlated materials characterized by highly localized
unpaired electrons in the f band. Theoretical descriptions based on standard density …

Structural and Lattice-Dynamical Properties of Tb2O3 under Compression: A Comparative Study with Rare Earth and Related Sesquioxides

J Ibáñez, JÁ Sans, V Cuenca-Gotor, R Oliva… - Inorganic …, 2020 - ACS Publications
We report a joint experimental and theoretical investigation of the high pressure structural
and vibrational properties of terbium sesquioxide (Tb2O3). Powder X-ray diffraction and …

First principles study of structural properties and electric field gradients in kaolinite

D Richard, NM Rendtorff - Applied Clay Science, 2019 - Elsevier
This work reports a gauge-including projected augmented waves (GIPAW) method study of
the structural and electronic properties of kaolinite (Al 2 Si 2 O 5 (OH) 4). Different …

First principles studies of CO 2 and O 2 chemisorption on La 2 O 3 surfaces

S Wang, L Cong, C Zhao, Y Li, Y Pang… - Physical Chemistry …, 2017 - pubs.rsc.org
Periodic density functional theory calculations were performed to study the surface
structures and stabilities of the La2O3 catalyst in CO2 and O2 environments, relevant to the …

Ab initio insights on the effect of embedding lanthanide atoms on nitrogenated holey doped graphene (gC 2 N)

CNM Ouma, KO Obodo, M Braun… - Journal of Materials …, 2018 - pubs.rsc.org
Within the density functional theory formalism with the Hubbard correction (DFT+ U) we
explore how the structural, electronic and magnetic properties of nitrogenated holey doped …

Precision of electric-field gradient predictions by Density Functional Theory and implications for the nuclear quadrupole moment and its error bar of the 111Cd 245 …

L Errico, K Lejaeghere, J Runco… - The Journal of …, 2016 - ACS Publications
We present ab initio calculated electric-field gradient tensors at Cd sites in a set of simple yet
diverse noncubic metals. By combining these predictions with carefully selected published …