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The electronic structures of the actinide elements U, Np, Pu, Am, Cm and Bk are investigated within the self-interaction corrected local spin density approximation. This method allows to describe a dual character of the 5f electrons, some…

Strongly Correlated Electrons · Physics 2009-11-11 A. Svane , L. Petit , Z. Szotek , W. M. Temmerman

The ground state electronic structures of the actinide oxides AO, A2O3 and AO2 (A=U, Np, Pu, Am, Cm, Bk, Cf) are determined from first-principles calculations, using the self-interaction corrected local spin-density (SIC-LSD) approximation.…

Strongly Correlated Electrons · Physics 2015-05-13 L. Petit , A. Svane , Z. Szotek , W. M. Temmerman , G. M. Stocks

The electronic structure of the rare earth nitrides is studied systematically using the {\it ab-initio} self-interaction corrected local-spin-density approximation (SIC-LSD). This approach allows both a localised description of the rare…

Strongly Correlated Electrons · Physics 2009-11-10 C. M. Aerts , P. Strange , M. Horne , W. M. Temmerman , Z. Szotek , A. Svane

The electronic structures of several actinide solid systems are calculated using the self-interaction corrected local spin density approximation. Within this scheme the $5f$ electron manifold is considered to consist of both localized and…

Strongly Correlated Electrons · Physics 2007-05-23 L. Petit , A. Svane , Z. Szotek , W. M. Temmerman

The intricate interplay between itinerant-localized 5f states and strongly correlated electronic states have been systematically investigated in isostructural actinide compounds AnSn3 (An=U, Np, Pu) by using a combination of the density…

Strongly Correlated Electrons · Physics 2024-01-10 Haiyan Lu , Li Huang

The electronic structure of UPd_2Al_3 is described using the self-interaction corrected local-spin-density approximation to density functional theory. The groundstate is found to be characterized by the coexistence of localized (f^2) and…

Strongly Correlated Electrons · Physics 2009-11-10 L. Petit , A. Svane , W. M. Temmerman , Z. Szotek , R. Tyer

The electronic structure of some europium chalcogenides and pnictides is calculated using the {\it ab-initio} self-interaction corrected local-spin-density approximation (SIC-LSD). This approach allows both a localised description of the…

Strongly Correlated Electrons · Physics 2016-08-31 M. Horne , P. Strange , W. M. Temmerman , Z. Szotek , A. Svane , H. Winter

The degrees of the localization and hybridization of the valence $f$ states/covalency of the chemical bonding in actinide and lanthanide dioxides were investigated using the atomic, crystal-field multiplet and Anderson impurity model (AIM)…

Strongly Correlated Electrons · Physics 2025-05-21 Sergei M. Butorin

We present first-principles electronic structure calculations of Mn doped III-V semiconductors based on the local spin-density approximation (LSDA) as well as the self-interaction corrected local spin density method (SIC-LSD). We find that…

Materials Science · Physics 2015-06-25 T. C. Schulthess , W. M. Temmerman , Z. Szotek , A. Svane , L. Petit

The electronic structures of SmX (X=N, P, As, Sb, Bi, O, S, Se, Te, Po)compounds are calculated using the self-interaction corrected local-spin density approximation. The Sm ion is described with either five or six localized $f$-electrons…

Strongly Correlated Electrons · Physics 2009-11-10 A. Svane , V. Kanchana , G. Vaitheeswaran , G. Santi , W. M. Temmerman , Z. Szotek , P. Strange , L. Petit

The full potential all electron linearized augmented plane wave plus local orbitals (FP-LAPW + lo) method, as implemented in the suite of software WIEN2K, has been used to systematically investigate the structural, electronic, and magnetic…

Strongly Correlated Electrons · Physics 2015-05-14 Raymond Atta-Fynn , Asok K. Ray

The electronic ground states of the actinide dioxides AnO2 (with An=U, Np, Pu, Am, and Cm) are investigated employing first-principles calculations within the framework of the local density approximation +U (LDA+U) approach, implemented in…

Strongly Correlated Electrons · Physics 2014-10-22 Michi-To Suzuki , Nicola Magnani , Peter M. Oppeneer

Electronic structure of bcc Np, fcc Pu, Am, and Cm pure metals under pressure has been investigated employing the LDA+U method with spin-orbit coupling (LDA+U+SO). Magnetic state of the actinide ions was analyzed in both LS and jj coupling…

The compound-tunable embedding potential (CTEP) method is applied to study actinide substitutions in the niobate crystals YNbTiO$_6$ and CaNb$_2$O$_6$. Two one-center clusters centered on Ca and Y are built and 20 substitutions of Ca and Y…

Materials Science · Physics 2023-11-01 D. A. Maltsev , Yu. V. Lomachuk , V. M. Shakhova , N. S. Mosyagin , D. O. Kozina , A. V. Titov

Graphene antidot lattices have recently been proposed as a new breed of graphene-based superlattice structures. We study electronic properties of triangular antidot lattices, with emphasis on the occurrence of dispersionless (flat) bands…

Mesoscale and Nanoscale Physics · Physics 2009-07-16 Mihajlo Vanevic , Vladimir M. Stojanovic , Markus Kindermann

The local-density approximation combined with the dynamical mean-field theory (LDA+DMFT) is applied to the paramagnetic phase of light actinide dioxides: UO2, NpO2, and PuO2. The calculated band gaps and the valence-band electronic…

Strongly Correlated Electrons · Physics 2015-08-25 Jindrich Kolorenc , Alexander B. Shick , Alexander I. Lichtenstein

Uranium and plutonium's 5f electrons are tenuously poised between strongly bonding with ligand spd-states and residing close to the nucleus. The unusual properties of these elements and their compounds (eg. the six different allotropes of…

We have performed systematic first principles study of the electronic structure and band topology properties of $LnPn$ compounds ($Ln$=Ce, Pr, Gd, Sm, Yb; $Pn$=Sb, Bi). Assuming the $f$-electrons are well localized in these materials, both…

Strongly Correlated Electrons · Physics 2018-11-09 Xu Duan , Fan Wu , Jia Chen , Peiran Zhang , Yang Liu , Huiqiu Yuan , Chao Cao

Actinide elements produce a plethora of interesting physical behaviors due to the 5f states. This review compiles and analyzes progress in understanding of the electronic and magnetic structure of the 5f states in actinide metals.…

Strongly Correlated Electrons · Physics 2009-11-13 Kevin T. Moore , Gerrit van der Laan

We report on the importance of GW self-energy corrections for the electronic structure of light actinides in the weak-to-intermediate coupling regime. Our study is based on calculations of the band structure and total density of states of…

Strongly Correlated Electrons · Physics 2014-05-15 Towfiq Ahmed , R. C. Albers , A. V. Balatsky , C. Friedrich , Jian-Xin Zhu
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