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Related papers: The 3d-electron states in LaMnO3*

200 papers

It has been shown that relativistic spin-orbit effects have enormous influence on the electronic structure of the correlated electron systems 3dn. The s-o coupling produces the fine electronic structure with a large number of low- energy, <…

Strongly Correlated Electrons · Physics 2007-05-23 R. J. Radwanski , Z. Ropka

Inspired by the experimental findings of an exotic ferromagnetic insulating state in LaMnO$_3$/SrTiO$_3$ heterostructures, we calculate the electronic and magnetic state of LaMnO$_3$/SrTiO$_3$ superlattices with comparable thicknesses…

Strongly Correlated Electrons · Physics 2020-07-01 Hrishit Banerjee , Markus Aichhorn

The structural and electronic properties of cubic GaN are studied within the local density approximation by the full-potential linear muffin-tin orbitals method. The Ga $3d$ electrons are treated as band states, and no shape approximation…

Condensed Matter · Physics 2009-10-22 Vincenzo Fiorentini , Michael Methfessel , Matthias Scheffler

The interface electronic structure of correlated LaTiO$_3$/SrTiO$_3$ superlattices is investigated by means of the charge self-consistent combination of the local density approximation (LDA) to density functional theory (DFT) with dynamical…

Strongly Correlated Electrons · Physics 2013-06-07 Frank Lechermann , Lewin Boehnke , Daniel Grieger

We point out the high physical correctness of the use and the concept of the crystal-field approach, even if is used to metallic magnetic materials of transition-metal 3d/4f/5f compounds. We discuss the place of the crystal-field theory in…

Strongly Correlated Electrons · Physics 2008-10-08 R. J. Radwanski , Z. Ropka

CaMnO3 is a simple bi-partite antiferromagnet(AF) which can be continuously electron-doped up to LaMnO3. Electrons enter the doubly degenerate E_g subshell with spins aligned to the S=3/2 core of Mn^4+ (T_2g^3)$. We take the Hubbard and…

Strongly Correlated Electrons · Physics 2009-11-07 Yiing-Rei Chen , Philip B. Allen

We investigate the electronic structure of BaIrO3, an interesting compound exhibiting charge density wave transition in its insulating phase and ferromagnetic transition at the same temperature, using full potential linearized augmented…

Strongly Correlated Electrons · Physics 2009-11-11 Kalobaran Maiti

Electron correlation and long-range magnetic ordering have a significant impact on the electronic structure and physical properties of solids. Here, we investigate the electronic structure of ilmenite MnTiO$_{3}$ using room temperature…

Strongly Correlated Electrons · Physics 2025-06-13 Asif Ali , R. K. Maurya , Sakshi Bansal , B. H. Reddy , Ravi Shankar Singh

The electronic structure of a LaNiO$_3$ bilayer grown along the [111] direction and confined between insulating layers of LaAlO$_3$ is theoretically investigated using a combination of first principle calculations and effective…

Strongly Correlated Electrons · Physics 2012-06-28 Andreas Rüegg , Chandrima Mitra , Alexander A. Demkov , Gregory A. Fiete

Electronic states of PrCoO$_3$ are studied using x-ray photoemission spectroscopy. Pr 3d$_{5/2}$ core level and valence band (VB) were recorded using Mg K$_\beta$ source. The core level spectrum shows that the 3d$_{5/2}$ level is split into…

Strongly Correlated Electrons · Physics 2009-11-11 S. K. Pandey , Ashwani Kumar , S. M. Chaudhari , A. V. Pimpale

The first-principles SIC-LSD theory is utilized to study electronic, magnetic and orbital phenomena in LaMnO$_{3}$. The correct ground state is found, which is antiferro orbitally ordered with the spin magnetic moments antiferromagnetically…

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

First-principles density-functional calculations have been performed for zinc monochalcogenides with zinc-blende- and wurtzite-type structures. It is shown that the local-density approximation underestimates the band gap, misplaces the…

Materials Science · Physics 2009-11-11 S. Zh. Karazhanov , P. Ravindran , U. Grossner , A. Kjekhus , H. Fjellvag , B. G. Svensson

The local atomic disorder and the electronic structure in the environment of manganese atoms in LaMnO_3 has been studied by x-ray absorption spectroscopy, over a temperature range (300K to 870K) covering the orbital ordering transition…

Strongly Correlated Electrons · Physics 2009-11-10 Raquel A. Souza , Narcizo M. Souza-Neto , Aline Y. Ramos , Helio C. N. Tolentino , Eduardo Granado

Using the multiband $d-p$ model and unrestricted Hartree-Fock approximation we investigate the electronic structure and spin-orbital order in three-dimensional MnO$_3$ lattice such as realized in LaMnO$_3$. The orbital order is induced and…

Strongly Correlated Electrons · Physics 2019-04-04 Krzysztof Rościszewski , Andrzej M. Oleś

The effect of uniaxial strain on electronic structure and magnetism in LaMnO$_3$ is studied from a model Hamiltonian that illustrates the competition between the Jahn-Teller, super exchange, and double exchange interactions. We retain in…

Materials Science · Physics 2010-12-07 B. R. K. Nanda , S. Satpathy

Group theoretical analyses are applied to the magnetic and electronic structures of NdNiO3 and YNiO3, whose electronic structures have been studied very recently by the LSDA+U method. The Jahn-Teller distortion cannot satisfy the…

Strongly Correlated Electrons · Physics 2007-12-06 Susumu Yamamoto , Takeo Fujiwara

On basis of analysis of experimental results for more than 200 compounds with 3d and 4f elements we conjecture that atoms with unfilled 3d and 4f shells preserve much of their atomic properties, manifested by the discrete electronic…

Strongly Correlated Electrons · Physics 2007-05-23 R. J. Radwanski , Z. Ropka

Emergent magnetic states at oxide interfaces arise from the interplay of charge transfer, orbital reconstruction, and dimensional confinement, offering a route to engineered correlated-electron behavior in nanoscale spintronic materials.…

A comprehensive investigation of the electronic and magnetic properties of NaOsO3 has been made using the first principle calculations, in order to understand the importance of Coulomb interaction, spin-orbit coupling and magnetic order in…

Strongly Correlated Electrons · Physics 2012-05-17 Yongping Du , Xiangang Wan , Li Sheng , Jinming Dong , Sergey Y. Savrasov

Rare-earth based scintillators in general and lanthanum bromide (LaBr_3) in particular represent a challenging class of materials due to pronounced spin-orbit coupling and subtle interactions between d and f states that cannot be reproduced…

Materials Science · Physics 2012-08-29 Daniel Åberg , Babak Sadigh , Paul Erhart