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Related papers: Hybridization functions of intermetallic Ce compou…

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CeBi has an intricate magnetic phase diagram whose fully-polarized state has recently been suggested as a Weyl semimetal, though the role of $f$ states in promoting strong interactions has remained elusive. Here we focus on the…

The rare earth intermetallic system \textit{R}Al\textit{X} (\textit{R} = rare earth elements, \textit{X} = Si and Ge) is known to be a promising candidate of magnetic Weyl semimetal. Due to the complex interactions between the rare earth…

The isostructural {\alpha}-{\gamma} phase transition in cerium is analyzed using density-functional theory with different exchange-correlation functionals, in particular the PBE0 hybrid functional and the exact- exchange plus correlation in…

Strongly Correlated Electrons · Physics 2015-06-11 Marco Casadei , Xinguo Ren , Patrick Rinke , Angel Rubio , Matthias Scheffler

We have measured the electrical resistivity of cerium monochalcogenices, CeS, CeSe, and CeTe, under high pressures up to 8 GPa. Pressure dependences of the antiferromagnetic ordering temperature $T_{N}$, crystal field splitting, and the…

Strongly Correlated Electrons · Physics 2016-12-09 Y. Hayashi , S. Takai , T. Matsumura , H. Tanida , M. Sera , K. Matsubayashi , Y. Uwatoko , A. Ochiai

We have shown the existence of localized crystal-field states in conducting magnetic materials coexisting with conduction electrons in CeAl3, UPd2Al3 and YbRh2Si2. We point out that the magnetism is strongly correlated with the very…

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

We survey the state-of-the-art knowledge of ferroelectric and ferroelastic group-IV monochalcogenide monolayers. These semiconductors feature remarkable structural and mechanical properties, such as a switchable in-plane spontaneous…

Mesoscale and Nanoscale Physics · Physics 2021-03-12 Salvador Barraza-Lopez , Benjamin M. Fregoso , John W. Villanova , Stuart S. P. Parkin , Kai Chang

Magnetic rare-earth orthoferrites $R$FeO$_3$ host a variety of functional properties from multiferroicity and strong magnetostriction, to spin-reorientation transitions and ultrafast light-driven manipulation of magnetism, which can be…

Materials Science · Physics 2023-04-12 Danila Amoroso , Bertrand Dupe , Matthieu J. Verstraete

To unravel the interplay between the strong electronic correlation and itinerant-localized dual nature in atypical f electron systems, we employed the density functional theory in combination with the single-site dynamical mean-field theory…

Strongly Correlated Electrons · Physics 2021-02-08 Haiyan Lu , Qin Liu

Among the members of the series R2PdSi3 (R= Rare-earths), the magnetic behavior of the Nd compound is interesting in some respects. This compound is considered to order ferromagnetically (below 16 K), unlike other members of this series…

Strongly Correlated Electrons · Physics 2015-06-03 K. Mukherjee , Tathamay Basu , Kartik K. Iyer , E. V. Sampathkumaran

Electron transfer with changing occupation in the 4f subshell poses a considerable challenge for quantitative predictions in quantum chemistry. Using the example of cerium oxide, we identify the main deficiencies of common…

Chemical Physics · Physics 2021-12-07 Tobias Schäfer , Nathan Daelman , Núria López

The magnetic tetrapyrrole molecules (such as porphyrins and phthalocyanines) with an active transition metal atom in their centre are currently intensively studied as prosperous potential elements of devices for high-density information…

Materials Science · Physics 2022-10-06 Aleksei Koshevarnikov , Tomi Ketolainen , Jacek A. Majewski

We theoretically study the role of electron-electron interactions in one-dimensional magnetized helical states coupled to an s-wave superconductor. We consider a partially mixed helical (superhelical) regime, where the magnetic field…

Strongly Correlated Electrons · Physics 2025-09-01 Zeinab Bakhshipour , Mir Vahid Hosseini

As a possible mechanism of the $\gamma-\alpha$ phase transition in pristine cerium a change of the electronic density from a disordered state with symmetry Fm-3m to an ordered state Pa-3 has been proposed. Here we include on-site and inter-…

Strongly Correlated Electrons · Physics 2009-11-07 A. V. Nikolaev , K. H. Michel

Crystal structures of a series of La1-xCexIn3 (x = 0.02, 0.2, 0.5, or 0.8) intermetallic compounds have been investigated by both neutron and X-ray diffraction, and their physical properties have been characterized by magnetic…

Strongly Correlated Electrons · Physics 2008-06-12 D. Gout , O. Gourdon , E. D. Bauer , F. Ronning , J. D. Thompson , Th. Proffen

We investigated the electronic structure of the enigmatic CeRh$_3$B$_2$ using resonant inelastic scattering and x-ray absorption spectroscopy in combination with $ab$ $initio$ density functional calculations. We find that the Rh 4$d$ states…

Hybridization effects play a crucial role in determining the electronic properties of hybrid inorganic/organic interfaces. To gain insight into these important interactions, we perform a first-principles study based on hybrid…

Materials Science · Physics 2022-04-06 Jannis Krumland , Caterina Cocchi

This work introduces a new class of two-dimensional crystals with the structure AC$_8$XC$_8$, consisting of two layers of graphene, a chalcogen (X = O, S, Se, Te) intercalation layer, and an alkaline earth (A = Be, Ca, Mg, Sr, Ba) adlayer.…

Mesoscale and Nanoscale Physics · Physics 2025-03-11 Tommy Li

In mixed-valence or heavy-fermion systems, the hybridization between local $f$ orbitals and conduction band states can cause the suppression of long-range magnetic order, which competes with strong spin fluctuations. Ce- and Yb-based…

We have succeeded in synthesizing of single crystals of a new intermetallic compound, Ce$_{3}$Rh$_{4}$Pb$_{13}$. Magnetic susceptibility measurements indicate that the Ce moments are highly localized, despite the metallic character of the…

Strongly Correlated Electrons · Physics 2009-11-11 D. A. Sokolov , M. C. Aronson , C. Henderson , J. W. Kampf

Spin-polarized calculations within the LDA approximation have been done with the goal of characterizing Ce intermetallic compounds. Symmetry and chemical environment effects on 4f hybridization and, thereafter, on magnetization effects have…

Condensed Matter · Physics 2007-05-23 V. L. Vildosola , A. M. Llois