Site localization of Cd impurities in sapphire

GN Darriba, M Rentería, HM Petrilli, LVC Assali - Physical Review B …, 2012 - APS
By combining first-principles electronic structure calculations and existing time-differential γ-
γ perturbed-angular-correlation experiments we studied the site localization, the local …

First-principles and time-differential perturbed-angular-correlation spectroscopy study of structural and electronic properties of Ta-doped semiconductor

GN Darriba, LA Errico, PD Eversheim, G Fabricius… - Physical Review B …, 2009 - APS
The, time-differential γ-γ perturbed-angular-correlation (TDPAC) technique using ion-
implanted H 181 f (→ T 181 a) tracers was applied to study the hyperfine interactions of T …

Insights on the relevance of formalism for strongly correlated Ta electrons probing the nanoscale in oxides: Combined time-differential perturbed angular correlation …

GN Darriba, R Faccio, PD Eversheim, M Rentería - Physical Review B, 2023 - APS
This work presents a combined experimental and ab initio study investigating the relevance
of applying the density-functional theory plus U (DFT+ U) formalism to correctly describe …

Ab initio study of structural and electronic properties and hyperfine interactions at the Ta nucleus in Ta-doped monoclinic

RE Alonso, LA Errico, EL Peltzer y Blancá… - Physical Review B …, 2008 - APS
The electronic and structural properties of pure and Ta-doped monoclinic HfO 2 have been
examined by means of ab initio density-functional calculations. The full-potential linear …

Cd in SnO: probing structural effects on the electronic structure of doped oxide semiconductors through the electric field gradient at the Cd nucleus

LA Errico, M Rentería, HM Petrilli - Physical Review B—Condensed Matter and …, 2007 - APS
We perform an ab initio study of the electric field gradient (EFG) at the nucleus of Cd
impurities at substitutional Sn sites in crystalline SnO. The full-potential linearized …

Impurity Centers in Oxides Investigated by γ-γ Perturbed Angular Correlation Spectroscopy and Ab Initio Calculations

AF Pasquevich, M Rentería - Defect and Diffusion Forum, 2011 - Trans Tech Publ
In this chapter Perturbed Angular Correlation (PAC) experiments on binary oxides are
described. These experiments provide local-scale fingerprints about the formation …

[图书][B] Perturbed Angular Correlation method in materials science

A Kulińska - 2013 - ifj.edu.pl
The investigation of the properties of condensed matter using experimental nuclear methods
is becoming increasingly important. An extremely broad range of techniques is used …

Electric-field gradients at Ta donor impurities in Cr2O3 (Ta) semiconductor

GN Darriba, LA Errico, EL Muñoz, D Richard… - Physica B: Condensed …, 2009 - Elsevier
We report perturbed-angular-correlation (PAC) experiments on 181Hf (→ 181Ta)-implanted
corundum Cr2O3 powder samples in order to determine the magnitude and symmetry of the …

Experimental and ab initio study of the nuclear quadrupole interaction of 181 Ta-probes in an α-Fe2O3 single crystal

GN Darriba, EL Muñoz, PD Eversheim, M Rentería - Hyperfine Interactions, 2010 - Springer
We report perturbed-angular-correlation (PAC) experiments on 181 Hf (→ 181 Ta)-
implanted corundum α-Fe 2 O 3 single crystal in order to determine the magnitude …

Do you know what was LENIH and what it has become now?

AG Bibiloni, MS Castiglioni, AF Pasquevich - Physica B: Condensed Matter, 2007 - Elsevier
In this paper, the beginnings of the Laboratory of Nuclear Spectroscopy and Hyperfine
Interactions (LENIH) at the Department of Physics of the National University of La Plata and …