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Related papers: Large spin-orbit coupling in carbon nanotubes

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We propose an experimental scheme to create spin-orbit coupling in spin-3 Cr atoms using Raman processes. Employing linear Zeeman effect and optical Stark shift, two spin states within the ground electronic manifold are selected, which…

Quantum Gases · Physics 2012-06-11 Y. Deng , J. Cheng , H. Jing , C. -P. Sun , S. Yi

Electronic transport through a single-wall metallic carbon nanotube weakly coupled to one ferromagnetic and one nonmagnetic lead is analyzed in the sequential tunneling limit. It is shown that both the spin and charge currents flowing…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 I. Weymann , J. Barnas

A scheme for strong coupling between a single atomic spin and the rotational mode of levitating nanoparticles is proposed. The idea is based on spin read-out of NV centers embedded in aspherical nanodiamonds levitating in an ion trap. We…

Quantum Physics · Physics 2017-12-13 T. Delord , L. Nicolas , Y. Chassagneux , G. Hétet

A strongly spin-orbital coupled systems could be in a magnetic ordered phase at zero field. However, a Zeeman field could drive it into different quantum or topological phases. In this work, starting from general symmetry principle, we…

Strongly Correlated Electrons · Physics 2021-01-01 Fadi Sun , Jinwu Ye

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

We study the few-electron eigenspectrum of a nanotube quantum dot with spin-orbit coupling. The two-electron phase diagram as a function of the length of the dot and the applied parallel magnetic field shows clear signatures of both…

Mesoscale and Nanoscale Physics · Physics 2009-06-12 Bernhard Wunsch

We study the magnetic properties of the adatom systems on a semiconductor surface Si(111):\{C,Si,Sn,Pb\} - ($\sqrt{3} \times \sqrt{3}$). On the basis of all-electron density functional theory calculations we construct effective low-energy…

Strongly Correlated Electrons · Physics 2016-12-28 D. I. Badrtdinov , S. A. Nikolaev , M. I. Katsnelson , V. V. Mazurenko

We provide a general formulation of the spin-orbit coupling on a 2D curved surface. Considering the wide applicability of spin-orbit effect in spinor-based condensed matter physics, a general spin-orbit formulation could aid the study of…

Mesoscale and Nanoscale Physics · Physics 2024-01-18 Seng Ghee Tan , Che Chun Huang , Mansoor B. A. Jalil , Zhuobin Siu

We review interaction effects in chaotic metallic nanoparticles. Their single-particle Hamiltonian is described by the proper random-matrix ensemble while the dominant interaction terms are invariants under a change of the single-particle…

Mesoscale and Nanoscale Physics · Physics 2017-05-23 Y. Alhassid , K. N. Nesterov

We develop a theory of spin noise in semiconductor nanowires considered as prospective elements for spintronics. In these structures spin-orbit coupling can be realized as a random function of coordinate correlated on the spatial scale of…

Mesoscale and Nanoscale Physics · Physics 2013-05-29 M. M. Glazov , E. Ya. Sherman

An external magnetic field is found to have strong effects on the electronic structure of carbon nanotubes. A field-induced metal-insulator transition is predicted for all pure nanotubes. In a weak field, nanotubes exhibit both large…

Condensed Matter · Physics 2009-10-22 Jian Ping Lu

We study theoretically the Kondo effect in carbon nanotube quantum dot attached to polarized electrodes. Since both spin and orbit degrees of freedom are involved in such a system, the electrode polarization contains the spin- and…

Strongly Correlated Electrons · Physics 2012-04-18 Lin Li , Yang-Yang Ni , Tie-Feng Fang , Hong-Gang Luo

The effect of the spin-orbit coupling in heavy ion collisions is investigated based on an updated version of the ultra-relativistic quantum molecular dynamics (UrQMD) model, in which the Skyrme potential energy density functional is…

Nuclear Theory · Physics 2015-06-22 Chenchen Guo , Yongjia Wang , Qingfeng Li , Feng-Shou Zhang

A scheme of the scanning rotational microscope is designed. This scheme is based on using carbon nanotubes simultaneously as a probe tip and as a bolt/nut pair which converts translational displacements of two piezo actuators into pure…

Mesoscale and Nanoscale Physics · Physics 2015-06-04 Andrey M. Popov , Irina V. Lebedeva , Andrey A. Knizhnik

Nitrogen-doped carbon nanotubes can provide reactive sites on the porphyrin-like defects. It's well known that many porphyrins have transition metal atoms, and we have explored transition metal atoms bonded to those porphyrin-like defects…

Materials Science · Physics 2015-05-27 J. M. de Almeida , A. R. Rocha , A. J. R. da Silva , A. Fazzio

Altermagnets, magnetic materials with zero magnetization and spin-split band structure, have gained tremendous attention recently for their rich physics and potential applications. Here, we report on a microscopic tight-binding model that…

Materials Science · Physics 2024-11-01 Marc Vila , Veronika Sunko , Joel E. Moore

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…

We propose a novel approach to explore the properties of a quantum dot in the presence of the spin-orbit interaction and in a tilted magnetic field. The spin-orbit coupling within the quantum dot manifest itself as anti-crossing of the…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Hong-Yi Chen , Vadim Apalkov , Tapash Chakraborty

Coupling carbon nanotube devices to microwave circuits offers a significant increase in bandwidth and signal-to-noise ratio. These facilitate fast non-invasive readouts important for quantum information processing, shot noise and…

Mesoscale and Nanoscale Physics · Physics 2015-05-19 V. Ranjan , G. Puebla-Hellmann , M. Jung , T. Hasler , A. Nunnenkamp , M. Muoth , C. Hierold , A. Wallraff , C. Schönenberger

We describe a technique that enables a strong, coherent coupling between a single electronic spin qubit associated with a nitrogen-vacancy impurity in diamond and the quantized motion of a magnetized nano-mechanical resonator tip. This…

Other Condensed Matter · Physics 2009-12-20 P. Rabl , P. Cappellaro , M. V. Gurudev Dutt , L. Jiang , J. R. Maze , M. D. Lukin
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