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Related papers: Enhanced Spin-Orbit Coupling in a Correlated Metal

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In this work, we performed extensive first-principles simulations of high-harmonic generation in the topological Diract semimetal Na3Bi using a time-dependent density functional theory framework, focusing on the effect of spin-orbit…

Materials Science · Physics 2021-03-18 Nicolas Tancogne-Dejean , Florian G. Eich , Angel Rubio

We have investigated the effect of spin-orbit (SO) coupling on the emission spectra of a quantum cascade laser. In an externally applied magnetic field parallel to the electron plane, the SO coupling would result in a double-peak structure…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 V. Apalkov , A. Bagga , T. Chakraborty

We have investigated the electronic structure of rare-earth tetraborides, $\textrm{RB}_{4}$, using first-principle electronic structure methods (DFT) implemented in Quantum Espresso (QE). In this article we have studied heather-to neglected…

Strongly Correlated Electrons · Physics 2023-03-22 Ismail Sk , Nandan Pakhira

The coupling between electron orbital momentum and spin momentum, known as spin-orbit coupling (SOC), is a fundamental origin of a multitude of fascinating physical phenomena, especially it holds paramount significance in the realm of…

Materials Science · Physics 2024-01-01 Surasree Sadhukhan , Sudipta Kanungo

To shed light on how electronic correlations vary across the phase diagram of the cuprate superconductors, we examine the doping evolution of spin and charge excitations in the single-band Hubbard model using determinant quantum Monte Carlo…

Strongly Correlated Electrons · Physics 2015-11-10 Y. F. Kung , E. A. Nowadnick , C. J. Jia , S. Johnston , B. Moritz , R. T. Scalettar , T. P. Devereaux

The effective interaction between the itinerant spin degrees of freedom in the paramagnetic phases of hole doped quantum Heisenberg antiferromagnets is investigated theoretically, based on the single-band t-J model on 1D lattice, at zero…

Strongly Correlated Electrons · Physics 2018-07-11 Suraka Bhattacharjee , Ranjan Chaudhury

Spin-orbit coupling (SOC) lifts molecular orbital degeneracy, enabling bi-level electronic platforms suitable for next-generation digital devices. However, common light-atom molecular feedstocks exhibit weak SOC due to the absence of heavy…

Materials Science · Physics 2025-05-07 Zihao Wang , Wan-Lu Li , Shaowei Li

We study the conductance through a ring described by the Hubbard model (such as an array of quantum dots), threaded by a magnetic flux and subject to Rashba spin-orbit coupling (SOC). We develop a formalism that is able to describe the…

Strongly Correlated Electrons · Physics 2009-02-10 A. M. Lobos , A. A. Aligia

Moir\'e materials provide exciting platforms for studying the interplay of strong electronic correlation and large magnetic flux effects. We study the lightly doped Hofstadter-Hubbard model on a triangular lattice through large-scale…

Strongly Correlated Electrons · Physics 2025-09-04 Feng Chen , Wen O. Wang , Jia-Xin Zhang , Leon Balents , D. N. Sheng

Stability of a metallic state in the two-orbital Hubbard model at half-filling is investigated. We clarify how spin and orbital fluctuations are enhanced to stabilize the formation of quasi-particles by combining dynamical mean field theory…

Strongly Correlated Electrons · Physics 2009-11-10 Akihisa Koga , Takuma Ohashi , Yoshiki Imai , Sei-ichiro Suga , Norio Kawakami

The two-orbital Hubbard-Kanamori model is studied using the strong coupling diagram technique. This approach allows one to take into account the interactions of electrons with spin, charge, and orbital fluctuations of all ranges. It was…

Strongly Correlated Electrons · Physics 2020-08-11 Alexei Sherman

A new method is presented that allows for efficient evaluation of spin-orbit coupling (SOC) in density-functional theory calculations. In the so-called second-variational scheme, where Kohn-Sham functions obtained in a scalar-relativistic…

Materials Science · Physics 2023-06-06 Cecilia Vona , Sven Lubeck , Hannah Kleine , Andris Gulans , Claudia Draxl

Spin-orbit coupling (SOC), the intrinsic interaction between a particle spin and its motion, is responsible for various important phenomena, ranging from atomic fine structure to topological condensed matter physics. The recent experimental…

Quantum Gases · Physics 2013-07-05 Yongping Zhang , Gang Chen , Chuanwei Zhang

It has recently been proposed that Na4Ir3O8 is a weak Mott insulator at ambient pressure, supporting a three-dimensional spin liquid phase with a spinon Fermi surface. This proposal is consistent with recent experimental findings that the…

Strongly Correlated Electrons · Physics 2013-05-29 Daniel Podolsky , Yong Baek Kim

The local magnetism induced by vacancies in the presence of the spin-orbital interaction is investigated based on the half-filled Kane-Mele-Hubbard model on the honeycomb lattice. Using the self-consistent mean-field theory, we find that…

Strongly Correlated Electrons · Physics 2014-12-10 Weng-Hang Leong , Shun-Li Yu , Jian-Xin Li

We study the effect of a magnetic field on the low energy description of Mott insulators with strong spin-orbit (SO) coupling. In contrast to the standard case of the Hubbard model without SO coupling, we show that Peierls phases can…

Strongly Correlated Electrons · Physics 2019-10-04 Willian M. H. Natori , Roderich Moessner , Johannes Knolle

We study the single-orbital Hubbard model on the 1/5-depleted square lattice geometry, which arises in such diverse systems as the spin-gap magnetic insulator CaV4O9 and ordered-vacancy iron selenides, presenting new issues regarding the…

Strongly Correlated Electrons · Physics 2014-09-29 Ehsan Khatami , Rajiv R. P. Singh , Warren E. Pickett , Richard T. Scalettar

In condensed-matter physics spin-orbit coupling (SOC) is a fundamental physical interaction, which describes how the electrons' spin couples to their orbital motion. It is the source of a vast variety of fascinating phenomena in solids such…

Superconductivity · Physics 2023-05-25 Khalil Zakeri , Dominik Rau , Jasmin Jandke , Fang Yang , Wulf Wulfhekel , Christophe Berthod

We describe the simultaneous effects of the spin-orbit (SO) perturbation and a magnetic field $B$ on a disk shaped quantum dot (QD). {As it is known the} combination of electrostatic forces among the $N$ electrons confined in the QD and the…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 S. Bellucci , P. Onorato

We present a dynamical mean-field study of the nonperturbative electronic mechanisms, which may lead to significant enhancements of the electron-phonon coupling in correlated electron systems. Analyzing the effects of electronic…

Strongly Correlated Electrons · Physics 2026-03-31 Emin Moghadas , Matthias Reitner , Tim Wehling , Giorgio Sangiovanni , Sergio Ciuchi , Alessandro Toschi