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Related papers: Fabry-P\'{e}rot interference in 2D low-density Ras…

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The effect of a tunable, externally coupled Fabry-P\'{e}rot cavity to resonantly enhance the optical Hall effect signatures at terahertz frequencies produced by a traditional Drude-like two-dimensional electron gas is shown and discussed in…

Mesoscale and Nanoscale Physics · Physics 2016-08-08 S. Knight , S. Schöche , V. Darakchieva , P. Kühne , J. -F. Carlin , N. Grandjean , C. M. Herzinger , M. Schubert , T. Hofmann

We report systematic quantum Hall transport experiments on Fabry-Perot electron interferometers at ultra-low-temperatures. The GaAs/AlGaAs heterostructure devices consist of two constrictions defined by etch trenches in 2D electron layer,…

Mesoscale and Nanoscale Physics · Physics 2009-01-06 Ping V. Lin , F. E. Camino* , V. J. Goldman

We theoretically study the intrinsic spin Hall effect in PT symmetric, spin-orbit coupled quantum gases confined in an optical lattice. The interplay of the PT symmetry and the spin-orbit coupling leads to a doubly degenerate…

Quantum Gases · Physics 2025-01-17 Hui Tang , Guan-Hua Huang , Shizhong Zhang , Zhongbo Yan , Zhigang Wu

A nonequilibrium Green's function approach is employed to investigate the spin-Hall effect in diffusive two-dimensional electron systems with Rashba spin-orbit interaction. Considering a long-range electron-impurity scattering potential in…

Materials Science · Physics 2009-11-11 S. Y. Liu , X. L. Lei

We present a state-of-the-art density functional theory (DFT) study which models crucial features of the partially disordered orbital order stacking in the prototypical layered transition metal dichalcogenide 1T-TaS2 . Our results not only…

Strongly Correlated Electrons · Physics 2018-12-05 Tobias Ritschel , Helmuth Berger , Jochen Geck

We present a combined experimental and theoretical study of the detailed Fermi-surface (FS) geometry of UTe2, a heavy-fermion superconductor that has recently attracted considerable attention as a promising candidate for spin-triplet…

Two-dimensional (2D) hybrid organic-inorganic perovskites (HOIPs) are introducing new directions in the 2D materials landscape. The coexistence of ferroelectricity and spin-orbit interactions play a key role in their optoelectronic…

Materials Science · Physics 2021-04-08 Fei Wang , Heng Gao , Coen de Graaf , Josep M. Poblet , Branton J. Campbell , Alessandro Stroppa

An influence of spin-orbit interaction on the tunneling between two 2D electron layers is considered. Particular attention is addressed to the relation between the contribution of Rashba and Dresselhaus types. It is shown that without…

Other Condensed Matter · Physics 2009-11-13 I. V. Rozhansky , N. S. Averkiev

We study the two-dimensional Hubbard model with the Rashba type spin-orbit coupling within and beyond the mean-field theory. The antiferromagnetic ground state for the model at half-filling and the Cooper pairing induced by…

Superconductivity · Physics 2022-03-23 Jingxiang Zhao , Qiang Gu

In the two-dimensional electron gas (2DEG) emerging at the transition metal oxide surface and interface, it has been pointed out that the Rashba spin-orbit interaction, the momentum-dependent spin splitting due to broken inversion symmetry…

Strongly Correlated Electrons · Physics 2016-09-26 Minsung Kim , Jisoon Ihm , Suk Bum Chung

We study the conductance of an electron interferometer formed in a two dimensional electron gas between a nanostructured quantum contact and the charged tip of a scanning gate microscope. Measuring the conductance as a function of the tip…

Mesoscale and Nanoscale Physics · Physics 2013-05-02 Andrii Kleshchonok , Geneviève Fleury , Jean-Louis Pichard

Recent observation of pressure induced second superconducting phase in AyFe2-xSe2 [A=K, (Tl,Rb)] calls for the models of superconductivity that are rich enough to allow for multiple superconducting phases. We propose the model where…

Superconductivity · Physics 2013-10-08 Tanmoy Das , A. V. Balatsky

Rashba spin-orbit coupling appears in 2D systems lacking inversion symmetry, and causes the spin-splitting of otherwise degenerate energy bands into an upper and lower helicity band. In this paper, we explore how impurity scattering affects…

Mesoscale and Nanoscale Physics · Physics 2018-11-26 Joel Hutchinson , Joseph Maciejko

We observe the magnetic oscillation of electric conductance in the two-dimensional InAs/GaSb quantum spin Hall insulator. Its insulating bulk origin is unambiguously demonstrated by the antiphase oscillations of the conductance and the…

Mesoscale and Nanoscale Physics · Physics 2019-09-25 Zhongdong Han , Tingxin Li , Long Zhang , Gerard Sullivan , Rui-Rui Du

We obtain the general conditions for the emergence of odd-frequency superconducting pairing in a two-dimensional (2D) electronic system proximity-coupled to a superconductor, making minimal assumptions about both the 2D system and the…

Mesoscale and Nanoscale Physics · Physics 2016-07-08 Christopher Triola , Driss M. Badiane , Alexander V. Balatsky , E. Rossi

We study the coupled dynamics of spin and charge currents in a two-dimensional electron gas in the transport diffusive regime. For systems with inversion symmetry there are established relations between the spin Hall effect, the anomalous…

Mesoscale and Nanoscale Physics · Physics 2011-04-11 P. Schwab , R. Raimondi , C. Gorini

We find that the total spectrum of electron states in a bounded 2D electron gas with spin-orbit interaction contains two types of evanescent states lying in different energy ranges. The first-type states fill in a gap, which opens in the…

Mesoscale and Nanoscale Physics · Physics 2008-01-03 Vladimir A. Sablikov , Yurii Ya. Tkach

We argue that the low- frequency quantum oscillations observed recently in the vortex state of underdoped ortho II-YBCO have the same origin as in other strongly correlated electronic systems. Superconductivity driven by strong interactions…

Superconductivity · Physics 2012-08-16 Lev P. Gor'kov

In a dipolar Fermi gas, the dipole-dipole interaction between fermions can be turned into a dipolar Ising interaction between pseduospins in the presence of an AC electric field. When trapped in a 2D optical lattice, such a dipolar Fermi…

Quantum Gases · Physics 2015-05-28 Bo Liu , Lan Yin

We present a tunnel spectroscopy study of single PbS Quantum Dots (QDs) as function of temperature and gate voltage. Three distinct signatures of strong electron-phonon coupling are observed in the Electron Tunneling Spectrum (ETS) of these…

Mesoscale and Nanoscale Physics · Physics 2015-09-10 H. Wang , E. Lhuillier , Q. Yu , A. Mottaghizadeh , C. Ulysse , A. Zimmers , A. Descamps-Mandine , B. Dubertret , H. Aubin
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