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Related papers: Effect of Spin-Orbit Coupling on Decay Widths of E…

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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

Correlation-induced spin-charge and spin-orbital coupling effects on spin dynamics in ferromagnetic manganites are calculated with realistic parameters in order to provide a quantitative comparison with experimental results for spin…

Strongly Correlated Electrons · Physics 2015-05-18 Dheeraj Kumar Singh , Bhaskar Kamble , Avinash Singh

Electrons in atoms possess both spin and orbital degrees of freedom. In non-relativistic quantum mechanics, these are independent, resulting in large degeneracies in atomic spectra. However, relativistic effects couple the spin and orbital…

Mesoscale and Nanoscale Physics · Physics 2008-04-07 F. Kuemmeth , S. Ilani , D. C. Ralph , P. L. McEuen

We have performed full-relativistic density functional theory calculations to study the geometry and binding energy of different isomers of free platinum clusters Pt$_{n}$ ($n=4-6$) within the spin multiplicities from singlet to nonet. The…

Atomic and Molecular Clusters · Physics 2016-07-06 Ali Sebetci

In this paper, we propose a method to construct the decay amplitudes in the orbital ($L$) and spin ($S$) coupling scheme for particles with arbitrary spins. For the $1\to 2$ decay with only massive particles involved, the angular dependence…

High Energy Physics - Phenomenology · Physics 2023-09-14 Xiao-yu Li , Xiang-Kun Dong , Hao-Jie Jing

We have incorporated spin-orbit coupling into the Aubry-Andre model of tight-binding electron motion in the presence of periodic potential with a period incommensurate with lattice constant. This model is known to exhibit an insulator-metal…

Mesoscale and Nanoscale Physics · Physics 2018-07-04 Rajesh. K. Malla , M. E. Raikh

We discuss a general framework to address spin decoherence resulting from fluctuations in a spin Hamiltonian. We performed a systematic study on spin decoherence in the compound K$_6$[V$_{15}$As$_6$O$_{42}$(D$_2$O)] $\cdot$ 8D$_2$O, using…

Mesoscale and Nanoscale Physics · Physics 2017-11-22 M. Martens , G. Franco , N. S. Dalal , S. Bertaina , I. Chiorescu

Spin-orbit interaction affects the band structure of topological insulators beyond the opening of an inverted gap in the bulk bands, and the understanding of its effects on the surface states is of primary importance to access the…

Mesoscale and Nanoscale Physics · Physics 2024-03-05 Denny Puntel , Simone Peli , Wibke Bronsch , Federico Cilento , Hubert Ebert , Jürgen Braun , Fulvio Parmigiani

We investigate the spin behavior of close-in rocky planets and the implications for their orbital evolution. Considering that the planet rotation evolves under simultaneous actions of the torque due to the equatorial deformation and the…

Earth and Planetary Astrophysics · Physics 2015-06-11 Adrián Rodríguez , Nelson Callegari , Tatiana A. Michtchenko , Hauke Hussmann

We analyze the effects of spin-orbit coupling on fluctuations of the conductance of a quantum dot fabricated in a GaAs heterostructure. We argue that spin-orbit effects may become important in the presence of a large parallel magnetic field…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 B. I. Halperin , Ady Stern , Y. Oreg , J. H. Cremers , J. Folk , C. M. Marcus

Spin-orbit coupling plays an increasingly important role in the modern condensed matter physics. For instance, it gives birth to topological insulators and topological superconductors. Quantum simulation of spin-orbit coupling using…

Quantum Gases · Physics 2015-06-04 Pengjun Wang , Zeng-Qiang Yu , Zhengkun Fu , Jiao Miao , Lianghui Huang , Shijie Chai , Hui Zhai , Jing Zhang

There are two distinct techniques of proven effectiveness for extending the coherence lifetime of spin qubits in environments of other spins. One is dynamical decoupling, whereby the qubit is subjected to a carefully timed sequence of…

Quantum Physics · Physics 2015-06-16 Setrak J. Balian , Ren-Bao Liu , T. S. Monteiro

We investigate the evolution of spin and orbital order in undoped LaMnO$_3$ under increasing temperature with a model including both superexchange and Jahn-Teller interactions. We used several cluster mean field calculation schemes and find…

Strongly Correlated Electrons · Physics 2016-12-26 Mateusz Snamina , Andrzej M. Oleś

We demonstrate both theoretically and experimentally beam-dependent photonic spin-orbit coupling in a two-wave mixing process described by an equivalent of the Pauli equation in quantum mechanics. The considered structured light in the…

A Schwinger boson mean field theory is developed for spin liquids in a symmetric spin-orbital model in higher dimensions. Spin, orbital and coupled spin-orbital operators are treated equally. We evaluate the dynamic correlation functions…

Strongly Correlated Electrons · Physics 2009-11-07 Shun-Qing Shen , Guang-Ming Zhang

Recent measurements on MgV$_2$O$_4$ single crystal have reignited the debate on the role of spin-orbit (SO) coupling in dictating the orbital order in Vanadium spinel systems. Density functional theory calculations were performed using the…

Strongly Correlated Electrons · Physics 2015-06-05 Ramandeep Kaur , T. Maitra , T. Nautiyal

Spin-orbit coupling (SOC) plays an important role in determining the structural and electronic properties of recently proposed two-dimensional planar pentagonal materials. In this work, density functional theory calculations are employed to…

We present a first-principle study of spin-orbit coupling effects on the Fermi surface of Sr2RuO4 and Sr2RhO4. For nearly degenerate bands, spin-orbit coupling leads to a dramatic change of the Fermi surface with respect to non-relativistic…

Strongly Correlated Electrons · Physics 2009-11-13 M. W. Haverkort , I. S. Elfimov , L. H. Tjeng , G. A. Sawatzky , A. Damascelli

We consider spin-orbit coupling effects in Na$_4$Ir$_3$O$_8$, a material in which Ir$^{4+}$ spins form an hyper-kagom\'{e} lattice, a three-dimensional network of corner-sharing triangles. We argue that both low temperature thermodynamic…

Strongly Correlated Electrons · Physics 2008-10-03 Gang Chen , Leon Balents

Electron flow through a quantum point contact in presence of spin-orbit coupling is investigated theoretically in the context of the scanning gate microscopy (SGM) conductance mapping. Although in the absence of the floating gate the…

Mesoscale and Nanoscale Physics · Physics 2014-07-09 M. P. Nowak , K. Kolasiński , B. Szafran