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Recently, we have suggested Fermi-liquid - non-Fermi-liquid angular crossovers which may exist in quasi-one-dimensional (Q1D)conductors in high tilted magnetic fields [see A.G. Lebed, Phys. Rev. Lett. $\textbf{115}$, 157001 (2015).] All…

强关联电子 · 物理学 2018-05-16 Andrei G. Lebed

We theoretically analyze weakly attenuated electromagnetic waves in quasi-two-dimensional (Q2D) metals in high magnetic fields. Within the chosen geometry, the magnetic field is directed perpendicularly to the conducting layers of a Q2D…

材料科学 · 物理学 2013-01-28 Natalya A. Zimbovskaya

Here, we theoretically analyze spectra of weakly attenuated electromagnetic waves which may appear in a Fermi-liquid of charge carriers in quasi-two-dimensional (Q2D) layered conductors when an external magnetic field is applied…

材料科学 · 物理学 2008-10-23 Natalya A. Zimbovskaya , Godfrey Gumbs

We investigate quantum dynamics and kinetics of a 2D conductor with closed Fermi surface reconstructed by a biaxial density wave, in which electrons move along a two-dimensional periodic net of semiclassical trajectories coupled by the…

强关联电子 · 物理学 2021-10-28 A. M. Kadigrobov , B. Keran , D. Radić

The quasi-two-dimensional nature of the charge carriers energy spectrum in layered conductors leads to specific effects in an external magnetic field. The magnetoresistance of layered conductors in a wide range of strong magnetic fields…

统计力学 · 物理学 2010-06-09 O. V. Kirichenko , Yu. A. Kolesnichenko , V. G. Peschansky

We demonstrate that electron wave functions change their dimensionality at some commensurate directions of a magnetic field in conductors with open [quasi-one-dimensional (Q1D)] sheets of Fermi surface. These 1D -> 2D dimensional crossovers…

超导电性 · 物理学 2009-11-10 A. G. Lebed , Heon-Ick Ha , M. J. Naughton

A method is proposed to find the wave function of an electron moving infinitely in the field of an arbitrary 1D layer structure with two different homogeneous semi-infinite boundaries. It is shown that in general the problem reduces to…

量子物理 · 物理学 2009-11-10 A. Zh. Khachatrian

In a quasi two-dimensional electron system with non-zero layer thickness, a parallel magnetic field (B||) can couple to the out-of-plane electron motion and lead to a severe distortion and eventual disintegration of the Fermi contour. Here…

介观与纳米尺度物理 · 物理学 2015-06-12 M. A. Mueed , D. Kamburov , M. Shayegan , L. N. Pfeiffer , K. W. West , K. W. Baldwin , R. Winkler

We demonstrate a new method for determining the Fermi velocity in quasi-two-dimensional (Q2D) organic conductors. Application of a magnetic field parallel to the conducting layers results in periodic open orbit quasiparticle trajectories…

强关联电子 · 物理学 2009-09-29 A. E. Kovalev , S. Hill , K. Kawano , M. Tamura , T. Naito , H. Kobayashi

The wavelength and the propagation length of the edge magnetoplasmons, running along the edge of a two-dimensional electron layer in a semiconductor quantum-well structure are theoretically studied as a function of frequency, magnetic…

介观与纳米尺度物理 · 物理学 2009-11-11 S. A. Mikhailov

We study the ballistic edge-channel transport in quantum wires with a magnetic quantum dot, which is formed by two different magnetic fields B^* and B_0 inside and outside the dot, respectively. We find that the electron states located near…

介观与纳米尺度物理 · 物理学 2009-11-07 H. -S. Sim , G. Ihm , N. Kim , K. J. Chang

We consider a theoretical problem of electron-electron scattering time in a quasi-one-dimensional (Q1D) conductor in a magnetic field, perpendicular to its conducting axis. We show that inverse electron-electron scattering time becomes of…

强关联电子 · 物理学 2015-11-11 Andrei G. Lebed

Even though organic conductors have complicated crystalline structure with low symmetry and large unit cell, band structure calculations predict multiband quasi-two dimensional electronic structure yielding very simple Fermi surface in most…

强关联电子 · 物理学 2015-06-04 Alain Audouard , Jean-Yves Fortin

The specific character of longitudinal collective electromagnetic oscillations in a layered conductor with the quasi-two-dimensional electron energy spectrum has been analyzed.

强关联电子 · 物理学 2012-04-27 V. M. Gokhfeld , O. V. Kirichenko , V. G. Peschansky

The properties of a two-dimensional electron are investigated in the presence of a circular step magnetic field profile. Both electrons with parabolic dispersion as well as Dirac electrons with linear dispersion are studied. We found that…

介观与纳米尺度物理 · 物理学 2009-07-22 M. Ramezani Masir , A. Matulis , F. M. Peeters

We report extensive measurements of quantum oscillations in the normal state of the Fe-based superconductor LaFePO, (Tc ~ 6 K) using low temperature torque magnetometry and transport in high static magnetic fields (45 T). We find that the…

Quantum coherence of electrons interacting via the magnetostatic coupling and confined to a mesoscopic cylinder is discussed. The electromagnetic response of a system is studied. It is shown that the electromagnetic kernel has finite low…

介观与纳米尺度物理 · 物理学 2009-10-30 M. Stebelski , M. Lisowski , E. Zipper

As a probe to determine the pairing symmetry of quasi-two-dimensional anisotropic superconductors, we propose tunneling spectroscopy in the presence of magnetic field, where the magnetic field is parallel to the two dimensional planes and…

超导电性 · 物理学 2009-11-07 Y. Tanuma , Y. Tanaka , K. Kuroki , S. Kashiwaya

We consider the role of the third dimension in the conductivity of a quasi 2D electron gas. If the transverse correlation radius of the scattering potential is smaller than the width of the channel, i.e. the width of the transverse electron…

介观与纳米尺度物理 · 物理学 2007-05-23 M. Levanda , V. Fleurov

We consider the quasiparticle c-axis conductivity in highly anisotropic layered compounds in the presence of the magnetic field parallel to the layers. We show that at low temperatures the quasiparticle interlayer conductivity depends…

超导电性 · 物理学 2011-04-08 L. N. Bulaevskii , M. J. Graf , M. P. Maley
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