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Related papers: Electronic Structure of Sr_2FeMoO_6

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Spin-$1/2$ chains with alternating antiferromagnetic and ferromagnetic couplings have attracted considerable interest due to the topological character of their spin excitations. Here, using density functional theory and density matrix…

Recent experimental studies on Fe substituted spinel CoCr$_{2}$O$_{4}$ have discovered multiple functional properties in the system such as temperature and composition dependent magnetic compensation, tunable exchange bias and…

Materials Science · Physics 2018-08-29 Debashish Das , Subhradip Ghosh

We have performed a photoemission spectroscopy (PES) study of CeM2Al10 (M = Fe, Ru, and Os) to directly observe the electronic structure involved in the unusual magnetic ordering. Soft X-ray resonant (SXR) PES provides spectroscopic…

We propose an effective lattice Hamiltonian for monolayer MoS$_2$ in order to describe the low-energy band structure and investigate the effect of perpendicular electric and magnetic fields on its electronic structure. We derive a…

Mesoscale and Nanoscale Physics · Physics 2013-09-04 Habib Rostami , Ali G. Moghaddam , Reza Asgari

We use angle-resolved photoemission to map the Fermi surface and quasiparticle dispersion of bulk-like thin films of SrMoO$_3$ grown by pulsed laser deposition. The electronic self-energy deduced from our data reveals weak to moderate…

Here we have performed detailed first principles calculations for the electronic structure and magnetic properties of Ba$_6$Cr$_2$S$_{10}$ to study the origin of the anti-ferromagnetic exchange interaction between spins on Cr ions for the…

Strongly Correlated Electrons · Physics 2023-08-16 Jianhua Zhu , Jianfeng Zhang , Yilin Zhang , Devashibhai Adroja , Huancheng Yang , Xiancheng Wang , Changqing Jin , Ji Chen , Wei Wu

The role of electronic Coulomb correlations in iron-based superconductors is an important open question. We provide theoretical evidence for strong correlation effects in the FeSe compound, based on dynamical mean field calculations. A…

Strongly Correlated Electrons · Physics 2010-09-23 Markus Aichhorn , Silke Biermann , Takashi Miyake , Antoine Georges , Masatoshi Imada

Using first principles density functional calculations, together with exact diagonalization of Fe-Mo Hamiltonian constructed in a first principles Wannier function basis, we studied the electronic structure of La doped double perovskite…

Materials Science · Physics 2015-05-14 Prabuddha Sanyal , Hena Das , T. Saha-Dasgupta

The electronic structures of element cerium under high pressure remain unclear all the time. We tried to calculate the electronic structures of $\alpha'$, $\alpha"$, and $\epsilon$-Ce which only exist in the presence of pressure, by using…

Strongly Correlated Electrons · Physics 2018-11-02 Haiyan Lu , Li Huang

The electronic structure of the natural topological semimetal Co$_3$Sn$_2$S$_2$ crystals was studied using near-edge x-ray absorption spectroscopy (NEXAFS) and resonant photoelectron spectroscopy (ResPES). Although, the significant increase…

By means of $ab~initio$ computation schemes, we examine the low-energy electronic structure of monolayer TaS$_2$ in its low-temperature commensurate charge-density-wave structure. We estimate and take into account both local and non-local…

Strongly Correlated Electrons · Physics 2022-06-20 Taek Jung Kim , Min Yong Jeong , Myung Joon Han

We study the electronic structure and dynamical correlations in antiferromagnetic BiFeO$_3$, a prototypical room-temperature multiferroic, using a variety of static and dynamical first-principles methods. Conventional static Hubbard…

Strongly Correlated Electrons · Physics 2025-12-01 Yihan Wu , Mario Caserta , Tommaso Chiarotti , Nicola Marzari

The localized-to-itinerant transition of f electrons lies at the heart of heavy-fermion physics, but has only been directly observed in single-layer Ce-based materials. Here, we report a comprehensive study on the electronic structure and…

Strongly Correlated Electrons · Physics 2019-02-18 Q. Yao , D. Kaczorowski , P. Swatek , D. Gnida , C. H. P. Wen , X. H. Niu , R. Peng , H. C. Xu , P. Dudin , S. Kirchner , Q. Y. Chen , D. W. Shen , D. L. Feng

We investigate the electronic structure of Sr$_3$NiRhO$_6$, a quasi-one-dimensional spin chain system using \emph{ab initio} band structure calculations. Spin polarized calculations within GGA reveal that Ni and Rh have finite moments and…

Strongly Correlated Electrons · Physics 2009-11-13 S. K. Pandey , Kalobaran Maiti

Magnetic dc susceptibility ($\chi$) and electron spin resonance (ESR) measurements in the paramagnetic regime, are presented. We found a Curie-Weiss (CW) behavior for $\chi$(T) with a ferromagnetic $\Theta = 446(5)$ K and $\mu_{eff} =…

Materials Science · Physics 2016-08-31 M. Tovar , M. T. Causa , A. Butera , J. Navarro , B. Martinez , J. Fontcuberta , M. C. G. Passeggi

In order to investigate the electronic properties of the semiconducting van der Waals ferromagnet Cr$_2$Ge$_2$Te$_6$ (CGT), where ferromagnetic layers are bonded through van der Waals forces, we have performed angle-resolved photoemission…

First principles FPLAPWcalculations were performed in the framework of Density Functional Theory (DFT), to study the electronic structures and magnetic properties for the new full-Heusler compounds: Sc2CoZ (Z=Si, Ge, Sn). The investigated…

Materials Science · Physics 2014-03-25 A. Birsan

Density functional methods have been used to study the crystal, electronic and magnetic structures of new ordered double perovskites A2NRuO6 (A2 = Ba2, BaLa; N = V, Cr, Fe). In the doped compounds, the A-site was replaced by 1:1 of Ba and…

Materials Science · Physics 2019-12-17 M. Musa Saad H. -E.

Despite having the simplest atomic structure, bulk FeSe has an observed electronic structure with the largest deviation from the band theory predictions among all Fe-based superconductors and exhibits a low temperature nematic electronic…

Superconductivity · Physics 2016-03-24 Kun Jiang , Jiangping Hu , Hong Ding , Ziqiang Wang

The electronic structure of an atomic-layer-deposited MoS2 monolayer on SiO2 was investigated using X-ray absorption spectroscopy (XAS) and synchrotron X-ray photoelectron spectroscopy (XPS). The angle-dependent evolution of the XAS spectra…