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Band structure, insulator-metal transition and superconducting characteristics of two-dimensional BEDT-TTF-based systems. / Ivanov, V. A.; Zhuravlev, M. Ye; Ugolkova, E. A.

в: Physica B: Condensed Matter, Том 265, № 1-4, 02.04.1999, стр. 170-175.

Результаты исследований: Научные публикации в периодических изданиях › статья в журнале по материалам конференции › Рецензирование

Harvard

Ivanov, VA, Zhuravlev, MY & Ugolkova, EA 1999, 'Band structure, insulator-metal transition and superconducting characteristics of two-dimensional BEDT-TTF-based systems', Physica B: Condensed Matter, Том. 265, № 1-4, стр. 170-175. https://doi.org/10.1016/S0921-4526(98)01363-5

APA

Ivanov, V. A., Zhuravlev, M. Y., & Ugolkova, E. A. (1999). Band structure, insulator-metal transition and superconducting characteristics of two-dimensional BEDT-TTF-based systems. Physica B: Condensed Matter, 265(1-4), 170-175. https://doi.org/10.1016/S0921-4526(98)01363-5

Vancouver

Ivanov VA, Zhuravlev MY, Ugolkova EA. Band structure, insulator-metal transition and superconducting characteristics of two-dimensional BEDT-TTF-based systems. Physica B: Condensed Matter. 1999 Апр. 2;265(1-4):170-175. https://doi.org/10.1016/S0921-4526(98)01363-5

Author

Ivanov, V. A. ; Zhuravlev, M. Ye ; Ugolkova, E. A. / Band structure, insulator-metal transition and superconducting characteristics of two-dimensional BEDT-TTF-based systems. в: Physica B: Condensed Matter. 1999 ; Том 265, № 1-4. стр. 170-175.

BibTeX

@article{7cae4200e7794c728c5fb4ee3c245d5a,
title = "Band structure, insulator-metal transition and superconducting characteristics of two-dimensional BEDT-TTF-based systems",
abstract = "Metallic and semiconducting states of layered organic materials such as κ-ET2X salts are analyzed on the basis of bis(ethylenedithio)tetrathiafulvalene molecule (BEDT-TTF, hereafter ET) with essential intraET correlations of electrons. The insulator-metal phase transition of the Mott-Hubbard kind is derived in agreement with available experimental data. Taking into account the Fermi-surface topology the d-wave symmetry of superconducting order parameter is concluded and superconducting phase characteristics are calculated. The obtained value of 2ΔO/Tc exceeds the BCS one. The results are in agreement with measured nonactivated temperature dependencies of superconducting specific heat and NMR-relaxation rate of central carbons 13C in ET.",
author = "Ivanov, {V. A.} and Zhuravlev, {M. Ye} and Ugolkova, {E. A.}",
year = "1999",
month = apr,
day = "2",
doi = "10.1016/S0921-4526(98)01363-5",
language = "English",
volume = "265",
pages = "170--175",
journal = "Physica B: Condensed Matter",
issn = "0921-4526",
publisher = "Elsevier",
number = "1-4",

}

RIS

TY - JOUR

T1 - Band structure, insulator-metal transition and superconducting characteristics of two-dimensional BEDT-TTF-based systems

AU - Ivanov, V. A.

AU - Zhuravlev, M. Ye

AU - Ugolkova, E. A.

PY - 1999/4/2

Y1 - 1999/4/2

N2 - Metallic and semiconducting states of layered organic materials such as κ-ET2X salts are analyzed on the basis of bis(ethylenedithio)tetrathiafulvalene molecule (BEDT-TTF, hereafter ET) with essential intraET correlations of electrons. The insulator-metal phase transition of the Mott-Hubbard kind is derived in agreement with available experimental data. Taking into account the Fermi-surface topology the d-wave symmetry of superconducting order parameter is concluded and superconducting phase characteristics are calculated. The obtained value of 2ΔO/Tc exceeds the BCS one. The results are in agreement with measured nonactivated temperature dependencies of superconducting specific heat and NMR-relaxation rate of central carbons 13C in ET.

AB - Metallic and semiconducting states of layered organic materials such as κ-ET2X salts are analyzed on the basis of bis(ethylenedithio)tetrathiafulvalene molecule (BEDT-TTF, hereafter ET) with essential intraET correlations of electrons. The insulator-metal phase transition of the Mott-Hubbard kind is derived in agreement with available experimental data. Taking into account the Fermi-surface topology the d-wave symmetry of superconducting order parameter is concluded and superconducting phase characteristics are calculated. The obtained value of 2ΔO/Tc exceeds the BCS one. The results are in agreement with measured nonactivated temperature dependencies of superconducting specific heat and NMR-relaxation rate of central carbons 13C in ET.

UR - http://www.scopus.com/inward/record.url?scp=0033515299&partnerID=8YFLogxK

U2 - 10.1016/S0921-4526(98)01363-5

DO - 10.1016/S0921-4526(98)01363-5

M3 - Conference article

AN - SCOPUS:0033515299

VL - 265

SP - 170

EP - 175

JO - Physica B: Condensed Matter

JF - Physica B: Condensed Matter

SN - 0921-4526

IS - 1-4

ER -

ID: 51232720