Structural, thermodynamic, and electronic properties of plutonium oxides from first principles

G Jomard, B Amadon, F Bottin, M Torrent - Physical Review B—Condensed …, 2008 - APS
We report ab initio calculations of the structural, electronic, optical, and thermodynamic
properties of plutonium oxides (PuO 2 and β-Pu 2 O 3). In order to describe the basic …

First-principles local density approximation+ U and generalized gradient approximation+ U study of plutonium oxides

B Sun, P Zhang, XG Zhao - The Journal of chemical physics, 2008 - pubs.aip.org
The electronic structure and properties of Pu O 2 and Pu 2 O 3 have been studied from first
principles by the all-electron projector-augmented-wave method. The local density …

Screened hybrid and DFT+ U studies of the structural, electronic, and optical properties of U3O8

XD Wen, RL Martin, GE Scuseria… - Journal of Physics …, 2012 - iopscience.iop.org
A systematic comparison of the structures and electronic and optical properties of U 3 O 8 in
the c2mm, $ P\bar {6} 2 m $, and P21/m structures (the α, β, and γ phases, respectively) is …

Inverse photoemission measurements of plutonium metal and oxides

P Roussel - Journal of Electron Spectroscopy and Related …, 2021 - Elsevier
The unoccupied density of states of α-plutonium metal, plutonium sesquioxide (α-Pu 2 O 3)
and plutonium dioxide (PuO 2) have been measured using inverse photoemission …

First-principles study of surface properties of PuO2: Effects of thickness and O-vacancy on surface stability and chemical activity

B Sun, H Liu, H Song, G Zhang, H Zheng… - Journal of nuclear …, 2012 - Elsevier
The (111),(110), and (001) surfaces properties of PuO2 are studied by using density-
functional theory+ U method. The total-energy static calculations determine the relative order …

Thermodynamic stability of PuO surfaces: Influence of electronic correlations

G Jomard, F Bottin - Physical Review B—Condensed Matter and Materials …, 2011 - APS
In this article, we performed accurate ab initio calculations in order to address the influence
of electronic correlations on the surface stability of PuO 2. Various terminations of the …

First-principles study of electronic structure and metal–insulator transition of plutonium dihydride and trihydride

J Ai, T Liu, T Gao, B Ao - Computational materials science, 2012 - Elsevier
The electronic structures of cubic PuH2 and hexagonal PuH3 have been calculated by
combining the full potential linearized augmented plane wave method (FLAPW) with the …

The different roles of Pu-oxide overlayers in the hydrogenation of Pu-metal: An ab initio molecular dynamics study based on van der Waals density functional (vdW-DF …

B Sun, H Liu, H Song, G Zhang, H Zheng… - The Journal of …, 2014 - pubs.aip.org
Based on the non-local van der Waals density functional (vdW-DF)+ U scheme, we carry out
the ab initiomolecular dynamics (AIMD) study of the interaction dynamics for H 2 …

Optical properties of PuO2 and α-Pu2O3 by GGA+ U+ QA studies

Y Yang, Y Lu, P Zhang - Journal of Nuclear Materials, 2014 - Elsevier
By performing first-principles calculations plus quasi-annealing simulations, we
systematically study the ground-state electronic and optical properties for PuO 2 and α-Pu 2 …

Adsorption and dissociation of water molecules on the α-Pu2O3 (111) surface from an ab-initio molecular dynamics study

S Wang, P Zhang - Journal of Nuclear Materials, 2022 - Elsevier
Study of the water-plutonium oxide interaction is of fundamental importance in the corrosion
of plutonium materials. In the present work, we report the results of adsorption and …