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We discuss the temperature dependence of the Hall conductivity $\sigma_{xy}$ in the magnetic-field-induced spin-density-wave (FISDW) state of the quasi-one-dimensional Bechgaard salts (TMTSF)_2X. Electronic thermal excitations across the…

Mesoscale and Nanoscale Physics · Physics 2009-02-25 Victor M. Yakovenko , Hsi-Sheng Goan , Jonghwa Eom , Woowon Kang

This paper reviews recent developments in the theory of the quantum Hall effect (QHE) in the magnetic-field-induced spin-density-wave (FISDW) state of the quasi-one-dimensional organic conductors (TMTSF)$_2$X. The origin and the basic…

Condensed Matter · Physics 2009-10-28 Victor M. Yakovenko , Hsi-Sheng Goan

We derive the effective action for a moving magnetic-field-induced spin-density wave (FISDW) in quasi-one-dimensional conductors at zero and nonzero temperatures by taking the functional integral over the electron field. The effective…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Victor M. Yakovenko , Hsi-Sheng Goan

We study the magnetic-field-induced spin-density-wave (FISDW) phases in TMTSF organic conductors in the framework of the quantized nesting model. In agreement with recent suggestions, we find that the SDW wave-vector ${\bf Q}$ deviates from…

Strongly Correlated Electrons · Physics 2007-05-23 K. Sengupta , N. Dupuis

The quantum Hall effect in the three-dimensional anisotropic tight-binding electrons is investigated in the field-induced spin density wave phases with a magnetic field tilted to any direction. The Hall conductivity, $\sigma_{xy}$ and…

Condensed Matter · Physics 2009-10-22 Yasumasa Hasegawa

The temperature dependences of the Hall coefficient and electrical resistivity recently measured by Moser et al. [Phys. Rev. Lett. 84, 2674 (2000)] in the quasi-one-dimensional organic conductor (TMTSF)2PF6 are quantitatively compared with…

Strongly Correlated Electrons · Physics 2007-05-23 Victor M. Yakovenko , Anatoley T. Zheleznyak

We present the high-temperature (70 K < T < 300 K) resistivity anisotropy and Hall effect measurements of the quasi-one-dimensional (1D) organic conductor (TMTTF)2AsF6. The temperature variations of the resistivity are pronouncedly…

Strongly Correlated Electrons · Physics 2009-11-11 Bojana Korin-Hamzic , Emil Tafra , Mario Basletic , Amir Hamzic , Martin Dressel

It is known that the Field-Induced Spin-Density-Wave (FISDW) phases are experimentally observed in the quasi-one-dimensional (Q1D) organic conductors with chemical formula (TMTSF)$_2$X (X=PF$_6$, ClO$_4$, etc.) and some others in moderate…

Strongly Correlated Electrons · Physics 2019-03-13 Andrei G. Lebed

The influence of the motion of a magnetic-field-induced spin-density wave (FISDW) on the quantum Hall effect in a quasi-one-dimensional conductor is studied theoretically. In the ideal case of a free FISDW, it is found that the counterflow…

Condensed Matter · Physics 2007-05-23 Victor M. Yakovenko , Hsi-Sheng Goan

We present a heuristic, semiphenomenological model of the anomalous temperature (T) dependence of resistivity $\rho_{xx}$ recently observed experimentally in the quasi-one-dimensional (Q1D) organic conductors of the (TMTSF)2X family in…

Strongly Correlated Electrons · Physics 2007-05-23 Victor M. Yakovenko , Anatoley T. Zheleznyak

We present a heuristic, semiphenomenological model of the anomalous temperature (T) dependence of resistivity Rxx recently observed experimentally in the quasi-one-dimensional (Q1D) organic conductors of the (TMTSF)2X family in moderately…

Condensed Matter · Physics 2009-10-31 Anatoley T. Zheleznyak , Victor M. Yakovenko

This is a theoretical review of the quantum Hall effect observed in quasi-one-dimensional organic conductors such as (TMTSF)2X. It is written for a book "Physics of Organic Superconductors and Conductors" to be published by Springer and…

Mesoscale and Nanoscale Physics · Physics 2009-02-25 Victor M. Yakovenko

We report a detailed characterization of quantum Hall effect (QHE) influence on the linear and non-linear resistivity tensor in FISDW phases of the organic conductor (TMTSF)2PF6. We show that the behavior at low electric fields, observed…

Strongly Correlated Electrons · Physics 2009-10-31 T. Vuletic , C. Pasquier , P. Auban-Senzier , S. Tomic , D. Jerome , K. Maki , K. Bechgaard

We study the transition temperature Tc(H) of a quasi-one-dimensional (Q1D) superconductivity which is derived from the quantum effect of an electron motion in a strong magnetic field. We calculate Tc(H) of both isotropic and anisotropic…

Superconductivity · Physics 2009-10-31 Mitake Miyazaki , Keita Kishigi , Yasumasa Hasegawa

Magnetoresistance measurements on the quasi one-dimensional organic conductor (TMTSF)_2PF_6 performed in magnetic fields B up to 16T, temperatures T down to 0.12K and under pressures P up to 14kbar have revealed new phases on its P-B-T…

By developing a two-dimensional (2D) full quantum simulation, the attributes of carbon nanotube field-effect transistors (CNTFETs) in different temperatures have been comprehensively investigated. Simulations have been performed by…

Materials Science · Physics 2017-02-07 Ali Naderi , S. Mohammad Noorbakhsh , Hossein Elahipanah

We study quantum Hall systems (mainly the integer case) at finite temperatures and show that there is a novel temperature dependence even for a pure system, thanks to the `anomalous' nature of generators of translation. The deviation of…

Condensed Matter · Physics 2007-05-23 Sudhansu S. Mandal , S. Ramaswamy , V. Ravishankar

We have measured the Hall effect on recently synthesized single crystals of quasi-one-dimensional organic conductor TTF-TCNQ, a well known charge transfer complex that has two kinds of conductive stacks: the donor (TTF) and the acceptor…

Strongly Correlated Electrons · Physics 2015-05-27 Emil Tafra , Matija Čulo , Mario Basletić , Bojana Korin-Hamzić , Amir Hamzić , C. S. Jacobsen

The electrical and thermo-electrical transport effects of the TaAs$_2$ semimetal were measured in a magnetic field applied along [-2 0 1] direction. The resulting field dependences of the resistivity as well as the Hall, Seebeck and Nernst…

We report on electrical resistivity, magnetoresistance (MR) and Hall effect measurements in four non-superconducting BaFe$_{2-x}$TM$_x$As$_2$ (TM = Mn, Cu and Ni) single crystals with small values of the chemical substitution $x$. The spin…

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