English
Related papers

Related papers: Spin-orbital coupling effect on power factor in se…

200 papers

We derive an effective Hamiltonian which describes the dynamics of electrons in the conduction band of transition metal dichalcogenides (TMDC) in the presence of perpendicular electric and magnetic fields. We discuss in detail both the…

Mesoscale and Nanoscale Physics · Physics 2014-03-18 Andor Kormányos , Viktor Zólyomi , Neil D. Drummond , Guido Burkard

e have calculated the spin-orbit (SO) splitting $\Delta_{SO}=\epsilon (\Gamma_{8v}) - \epsilon (\Gamma_{7v})$ for all diamond-like group IV and zinc-blende group III-V, II-VI, and I-VII semiconductors using the full potential linearized…

Materials Science · Physics 2009-11-10 Pierre Carrier , Su-Huai Wei

We investigate the spin-orbit coupling (SOC) effects in $\alpha$- and $\kappa$-phase BEDT-TTF and BEDT-TSF organic salts. Contrary to the assumption that SOC in organics is negligible due to light C, S, H atoms, we show the relevance of…

Strongly Correlated Electrons · Physics 2017-02-15 Stephen M. Winter , Kira Riedl , Roser Valenti

Recently, it was experimentally realized that 2D superconducting transition metal dichalcogenides (TMD) such as gated MoS$_2$ and monolayer NbSe$_2$ have in-plane upper critical magnetic fields much higher than the Pauli limit. This is due…

Superconductivity · Physics 2016-04-19 Ryohei Wakatsuki , K. T. Law

Spin-orbit coupling (SOC), the core of numerous condensed-matter phenomena such as nontrivial band gap, magnetocrystalline anisotropy, etc, is generally considered to be appreciable only in heavy elements, detrimental to the synthetization…

Materials Science · Physics 2022-02-21 Jiayu Li , Qiushi Yao , Lin Wu , Zongxiang Hu , Boya Gao , Xiangang Wan , Qihang Liu

We investigate the correlation effects on spin-orbit coupling (SOC) in a two-orbital Hubbard model on a square lattice by applying the variational Monte Carlo method. We consider an effective SOC constant $\lambda_{\text{eff}}$ in the…

Strongly Correlated Electrons · Physics 2022-11-11 Katsunori Kubo

We develop an effective tight-binding Hamiltonian for spin-orbit (SO) interaction in bent carbon nanotubes (CNT) for the electrons forming the $\pi$ bonds between the nearest neighbor atoms. We account for the bend of the CNT and the…

Mesoscale and Nanoscale Physics · Physics 2015-10-30 E. N. Osika , B. Szafran

A variety of experimental observations in monolayer transition metal dichalcogenide superconductors with Ising spin-orbit coupling suggest the presence of an unconventional superconducting pairing mechanism. Some of these experiments…

Superconductivity · Physics 2026-02-05 Subhojit Roy , Andreas Kreisel , Brian M. Andersen , Shantanu Mukherjee

Combining graphene with transition metal dichalcogenides (TMDs) leads to enhanced spin-orbit coupling (SOC) in the graphene. The induced SOC has a large effect on the low-energy part of the band structure leading to or stabilizing novel…

The electronic structures and thermoelectric properties of $\mathrm{Cs_2[PdCl_4]I_2}$ are investigated by the first-principles calculations and semiclassical Boltzmann transport theory. Both electron and phonon transport are considered to…

Materials Science · Physics 2016-06-21 San-Dong Guo

We study spin-orbital coupling effect on the Josephson current through a superconductor (SC) heterojunction, consisting of two s-wave superconductors and a two-dimensional electron gas (2DEG) layer between them. The Rashba-type (RSOC)…

Superconductivity · Physics 2009-11-13 Z. H. Yang , Y. H. Yang , J. Wang , K. S. Chan

Monolayer semiconductors of group-VA elements (As, Sb, Bi) with graphenelike buckled structure offer a potential to achieve nanoscale electronic, optoelectronic and thermoelectric devices. Motivated by recently-fabricated Sb monolayer, we…

Materials Science · Physics 2017-02-10 Dong-Chen Zhang , Ai-Xia Zhang , San-Dong Guo

Semiconducting single-walled carbon nanotubes (SWCNTs) are a promising thermoelectric material with high power factors after chemical p- or n-doping. Understanding the impact of dopant counterions on charge transport and thermoelectric…

We show that spin-orbit coupling (SOC) significantly enhances the depletion of a homogeneous Bose-Einstein condensate in three dimensions. With decreasing anisotropy of the SOC, both the quantum and thermal depletion increase. In…

Quantum Gases · Physics 2015-06-05 Xiaoling Cui , Qi Zhou

Recent theoretical studies of topologically nontrivial electronic states in Kondo insulators have pointed to the importance of spin-orbit coupling (SOC) for stabilizing these states. However, systematic experimental studies that tune the…

Strongly Correlated Electrons · Physics 2017-06-19 S. Dzsaber , L. Prochaska , A. Sidorenko , G. Eguchi , R. Svagera , M. Waas , A. Prokofiev , Q. Si , S. Paschen

Spin-orbit coupling (SOC) is a key interaction in spintronics, allowing an electrical control of spin or magnetization and, vice versa, a magnetic control of electrical current. However, recent advances have revealed much broader…

It is generally believed that spin-orbit coupling (SOC) follows Z4 (atomic number) dependence and becomes significant only in heavy elements. Consequently, SOC in 3d transition metals should be negligible given their small Z. Using dynamic…

Materials Science · Physics 2014-10-08 Chunhui Du , Hailong Wang , Fengyuan Yang , P. Chris Hammel

Recent experiments reported gate-induced superconductivity in the monolayer 1T$'$-WTe$_2$ which is a two-dimensional topological insulator in its normal state [1, 2]. The in-plane upper critical field $B_{c2}$ is found to exceed the…

Superconductivity · Physics 2020-09-04 Ying-Ming Xie , Benjamin T. Zhou , K. T. Law

The electronic structure of semiconductors and insulators is affected by ionic motion through electron-phonon interaction, yielding temperature-dependent band gap energies and zero-point renormalization (ZPR) at absolute zero temperature.…

Materials Science · Physics 2023-07-13 Véronique Brousseau-Couture , Xavier Gonze , Michel Côté

The interplay of exchange correlations and spin-orbit interaction (SOI) on the many-body spectrum of a copper phtalocyanine (CuPc) molecule and their signatures in transport are investigated. We first derive a minimal model Hamiltonian in a…

Mesoscale and Nanoscale Physics · Physics 2015-08-20 Benjamin Siegert , Andrea Donarini , Milena Grifoni