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相关论文: Electrodynamics of quasi-two-dimensional BEDT-TTF …

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This Topical Review provides an overview of the dielectric properties of a variety of organic charge-transfer salts, based on both, data reported in literature and our own experimental results. Moreover, we discuss in detail the different…

强关联电子 · 物理学 2015-09-02 P. Lunkenheimer , A. Loidl

We investigate low-temperature electronic states of the series of organic conductors $\beta^{\prime\prime}$-(BEDT-TTF)$_4$[(H$_3$O)M(C$_2$O$_4$)$_3$]G, where BEDT-TTF is bis(ethylenedithio)tetrathiafulvalene, and M and G represent trivalent…

强关联电子 · 物理学 2019-12-25 S. Imajo , H. Akutsu , A. Akutsu-Sato , A. L. Morritt , L. Martin , Y. Nakazawa

BEDT-TTF-based organic conductors host a number of ground states, tuned by electron repulsion from Mott and charge ordered insulators to superconductors. Knowing charge distribution on the molecular sites in the insulating state of these…

强关联电子 · 物理学 2026-05-18 Savita Priya , Martin Dressel , Jesse Liebman , Natalia Drichko

The identification of novel multifunctional Dirac materials has been an ongoing effort. In this connection quasi 2-dimensional (BEDT-TTF)-based charge transfer salts are widely discussed. Here, we report about the electronic structure of…

材料科学 · 物理学 2018-08-29 R. Matthias Geilhufe , Benjamin Commeau , Gayanath W. Fernando

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

The two-dimensional organic conductor $\alpha$-(BEDT-TTF)$_2$I$_3$ undergoes a metal-insulator transition at $T_{\rm CO}=135$ K due to electronic charge ordering. We have conducted time-resolved investigations of its electronic properties…

强关联电子 · 物理学 2016-06-15 Tobias Peterseim , Tomislav Ivek , Dieter Schweitzer , Martin Dressel

The second order correction to free energy due to the interaction between electrons is calculated for a quasi-one-dimensional conductor exposed to a magnetic field perpendicular to the chains. It is found that specific heat, magnetization…

凝聚态物理 · 物理学 2009-10-22 Victor M. Yakovenko

We investigate the dynamics of correlated charge carriers in the vicinity of the Mott metal-to-insulator transition in various of the title quasi-two-dimensional organic charge-transfer salts by means of fluctuation (noise) spectroscopy.…

强关联电子 · 物理学 2015-03-19 Jens Brandenburg , Jens Müller , Dieter Schweitzer , John A. Schlueter

We consider the effect of imperfect nesting in quasi-one dimensional unconventional density waves. The phase diagram is very close to those in a conventional DW. The linear and non-linear aspects of the electric conductivity are discussed.…

强关联电子 · 物理学 2016-08-31 Balázs Dóra , Kazumi Maki , Attila Virosztek

$\alpha$-(BEDT-TTF)$_2$I$_3$ is a prominent example of charge ordering among organic conductors. In this work we explore the details of transport within the charge-ordered as well as semimetallic phase at ambient pressure. In the…

Recent novel mesoscopic two-arm experiments involving quantum dots, electron interferometry and Aharononov-Bohm effects have enabled measuring the electron transmission probabilities and the phases. Unexpected features in the phases as…

介观与纳米尺度物理 · 物理学 2009-11-10 R. Englman , A. Yahalom

We explore electron transport properties for the model of benzene-1, 4-dithiolate (BDT) molecule and for some other geometric models of benzene molecule attached to two semi-infinite one-dimensional metallic electrodes using the Green's…

介观与纳米尺度物理 · 物理学 2010-04-13 Santanu K. Maiti

In conventional ferroelectrics the electric dipoles are generated by off-center displacements of ions. In recent years, a new type of so-called electronic ferroelectrics has attracted great attention, where the polarization is driven by…

强关联电子 · 物理学 2024-09-24 Michael Lang , Peter Lunkenheimer , Owen Ganter , Steve Winter , Jens Müller

Organic charge transfer salts show a variety of complex phases ranging from antiferromagnetic long-range order, spin liquid, bad metal or even superconductivity. A powerful method to investigate magnetism is spin-polarized inelastic neutron…

材料科学 · 物理学 2014-07-29 Francesc Salvat-Pujol , Harald O. Jeschke , Roser Valenti

Angle dependent magnetoresistance experiments on organic conductors exhibit a wide range of angular oscillations associated with the dimensionality and symmetry of the crystal structure and electron energy dispersion. In particular,…

强关联电子 · 物理学 2013-02-04 Pashupati Dhakal , Harukazu Yoshino , Jeong-Il Oh , Koichi Kikuchi , Michael J. Naughton

The conducting properties of the pressure-induced, layered organic superconductor (BEDT-TTF)_3Cl_2.2H_20 have been studied at 13.5 and 14.0 kbar using low temperatures, high magnetic fields and two-axis rotation. An upper critical field…

We present an X-ray diffraction study of the quasi-2D conductors a-(BEDTTTF)2MHg(SCN), with M=K and Rb. They exhibit a phase transition of the density wave type at TDW=8-10K and 12-13K respectively, evidenced by magnetoresistivity, specific…

强关联电子 · 物理学 2007-05-23 P. Foury-Leylekian , S. Ravy , J. -P. Pouget , H. Muller

Ferromagnetic substrates can significantly influence the electromagnetic response of a coated conductor to an external magnetic field and transport current. This study analyzes this response theoretically using the thin shell…

超导电性 · 物理学 2025-04-22 Vladimir Sokolovsky , Leonid Prigozhin

The geometry-dependent energy transfer rate from an electrically pumped inorganic semiconductor quantum well into an organic molecular layer is studied theoretically. We focus on F\"orster-type nonradiative excitation transfer between the…

介观与纳米尺度物理 · 物理学 2018-04-20 Judith Specht , Eike Verdenhalven , Björn Bieniek , Patrick Rinke , Andreas Knorr , Marten Richter

The theory of electromagnetic in nature new component of electrical current is suggested. In classical physics approximations for the cases of the free electron plasmas in semi-conductive media, the atom or molecular electrons of liquids…

综合物理 · 物理学 2009-08-12 P. M. Mednis
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