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It has recently been shown that the SOiCI approach [J. Phys.: Condens. Matter 34 (2022) 224007], in conjunction with the spin-separated exact two-component relativistic Hamiltonian, can provide very accurate fine structures of systems…

Chemical Physics · Physics 2023-07-18 Yang Guo , Ning Zhang , Wenjian Liu

Spin-orbit interaction (SOI) leads to spin precession about a momentum-dependent spin-orbit field. In a diffusive two-dimensional (2D) electron gas, the spin orientation at a given spatial position depends on which trajectory the electron…

Mesoscale and Nanoscale Physics · Physics 2016-02-18 P. Altmann , M. Kohda , C. Reichl , W. Wegscheider , G. Salis

Hole spins confined in semiconductor quantum dot systems have gained considerable interest for their strong spin-orbit interactions (SOIs) and relatively weak hyperfine interactions. Here we experimentally demonstrate a tunable SOI in a…

Mesoscale and Nanoscale Physics · Physics 2022-06-09 He Liu , Ting Zhang , Ke Wang , Fei Gao , Gang Xu , Xin Zhang , Shu-Xiao Li , Gang Cao , Ting Wang , Jianjun Zhang , Xuedong Hu , Hai-Ou Li , Guo-Ping Guo

On the basis of the spin-polarized density functional theory calculations, we demonstrate that partially-open carbon nanotubes (CNTs) observed in recent experiments have rich electronic and magnetic properties which depend on the degree of…

Materials Science · Physics 2009-11-16 Bing Huang , Young-Woo Son , Gunn Kim , Wenhui Duan , Jisoon Ihm

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

We calculate the static longitudinal polarizability of single-wall carbon nanotubes in the long wavelength limit taking into account spin-orbit effects. We use a four-orbital orthogonal tight-binding formalism to describe the electronic…

Mesoscale and Nanoscale Physics · Physics 2014-07-14 Ginetom S. Diniz , Sergio E. Ulloa

We theoretically explore atomic Bose-Einstein condensates (BECs) subject to position-dependent spin-orbit coupling (SOC). This SOC can be produced by cyclically laser coupling four internal atomic ground (or metastable) states in an…

Quantum Gases · Physics 2015-04-06 S. -W. Su , S. -C. Gou , I. -K. Liu , I. B. Spielman , L. Santos , A. Acus , A. Mekys , J. Ruseckas , G. Juzeliūnas

One of the main characteristics of the new family of two-dimensional crystals of semiconducting transition metal dichalcogenides (TMD) is the strong spin-orbit interaction, which makes them very promising for future applications in…

Mesoscale and Nanoscale Physics · Physics 2015-11-11 R. Roldán , M. P. López-Sancho , E. Cappelluti , J. A. Silva-Guillén , P. Ordejón , F. Guinea

Spin-orbit coupling (SOC) is a fundamental interaction in solids which can induce a broad spectrum of unusual physical properties from topologically non-trivial insulating states to unconventional pairing in superconductors. In iron-based…

Motivated by the possibility of combining spintronics with molecular structures, we investigate the conditions for the appearance of spin-polarization in low-dimensional tubular systems by contacting them to a magnetic substrate. We derive…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Mauro S. Ferreira , Stefano Sanvito

Variation of the geometrical and electronic properties of the gold materials in different dimensions has been investigated by $ab$ $initio$ method, taking into account the spin-orbit (SO) interaction. It is found that SO effects in…

Materials Science · Physics 2009-11-13 Xiaoping Yang , Jian Zhou , Hongming Weng , Jinming Dong

Spin--orbit interaction (SOI) plays a fundamental role in many low-dimensional semiconductor and hybrid quantum devices. In the rapidly evolving field of semiconductor spin qubits, SOI is an essential ingredient that can allow for ultrafast…

Mesoscale and Nanoscale Physics · Physics 2023-12-22 Jørgen Holme Qvist , Jeroen Danon

Interaction-induced magnetism at the ends of carbon nanotubes is studied theoretically, with a special focus on magnetic anisotropies. Spin-orbit coupling, generally weak in ordinary graphene, is strongly enhanced in nanotubes. In…

Mesoscale and Nanoscale Physics · Physics 2012-03-26 Manuel J. Schmidt

Two-dimensional (2D) atom lattices provide model setups for Coulomb correlations inducing competing ground states, partly with topological character. Hexagonal SiC(0001) is an intriguing wide-gap substrate, spectroscopically separated from…

Strongly Correlated Electrons · Physics 2015-06-29 Stefan Glass , Gang Li , Florian Adler , Julian Aulbach , Andrzej Fleszar , Ronny Thomale , Werner Hanke , Ralph Claessen , Jörg Schäfer

The cooperative effect of Rashba spin-orbit coupling (SOC) and Coulomb attraction in stabilizing topological spin-triplet excitonic condensates (ECs) in two-dimensional electron-hole systems in external magnetic field is investigated by…

Strongly Correlated Electrons · Physics 2026-03-11 Quoc-Huy Ninh , Huu-Nha Nguyen , Van-Nham Phan

We investigate combined effects of spin-orbit coupling and magnetic field in carbon nanotubes containing one or more bends along their length. We show how bends can be used to provide electrical control of confined spins, while spins…

Mesoscale and Nanoscale Physics · Physics 2010-05-25 K. Flensberg , C. M. Marcus

Carbon nanotubes (CNT) belong to the most promising new materials which can in the near future revolutionize the conventional electronics. When sandwiched between ferromagnetic electrodes, the CNT behaves like a spacer in conventional…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 S. Krompiewski

The spin-orbit interaction lies at the heart of quantum computation with spin qubits, research on topologically non-trivial states, and various applications in spintronics. Hole spins in Ge/Si core/shell nanowires experience a spin-orbit…

We solve a two-body problem for electrons in a one-dimensional system to show that two-electron bound states can arise as a result of the image-potential-induced spin-orbit interaction (iSOI). The iSOI contributes an attractive component to…

Strongly Correlated Electrons · Physics 2020-02-12 Yasha Gindikin , Vladimir A. Sablikov

We study spin relaxation and decoherence caused by electron-lattice and spin-orbit interaction and predict striking effects induced by magnetic fields $B$. For particular values of $B$, destructive interference occurs resulting in ultralong…

Mesoscale and Nanoscale Physics · Physics 2008-06-04 Denis V. Bulaev , Bjoern Trauzettel , Daniel Loss