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Manifestations of classical size effect and electronic viscosity in the magnetoresistance of narrow two-dimensional conductors : Theory and experiment. / Raichev, O. E.; Gusev, G. M.; Levin, A. D. и др.

в: Physical Review B, Том 101, № 23, 235314, 15.06.2020.

Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование

Harvard

Raichev, OE, Gusev, GM, Levin, AD & Bakarov, AK 2020, 'Manifestations of classical size effect and electronic viscosity in the magnetoresistance of narrow two-dimensional conductors: Theory and experiment', Physical Review B, Том. 101, № 23, 235314. https://doi.org/10.1103/PhysRevB.101.235314

APA

Raichev, O. E., Gusev, G. M., Levin, A. D., & Bakarov, A. K. (2020). Manifestations of classical size effect and electronic viscosity in the magnetoresistance of narrow two-dimensional conductors: Theory and experiment. Physical Review B, 101(23), [235314]. https://doi.org/10.1103/PhysRevB.101.235314

Vancouver

Raichev OE, Gusev GM, Levin AD, Bakarov AK. Manifestations of classical size effect and electronic viscosity in the magnetoresistance of narrow two-dimensional conductors: Theory and experiment. Physical Review B. 2020 июнь 15;101(23):235314. doi: 10.1103/PhysRevB.101.235314

Author

Raichev, O. E. ; Gusev, G. M. ; Levin, A. D. и др. / Manifestations of classical size effect and electronic viscosity in the magnetoresistance of narrow two-dimensional conductors : Theory and experiment. в: Physical Review B. 2020 ; Том 101, № 23.

BibTeX

@article{e43b8e49514e4a1a9fc677990df07e6c,
title = "Manifestations of classical size effect and electronic viscosity in the magnetoresistance of narrow two-dimensional conductors: Theory and experiment",
abstract = "We develop a classical kinetic theory of magnetotransport of 2D electrons in narrow channels with partly diffusive boundary scattering and apply it to the description of magnetoresistance measured in the temperature interval 4.2-30 K in long mesoscopic bars fabricated from high-purity GaAs quantum well structures. Both experiment and theory demonstrate a number of characteristic features in the longitudinal and Hall resistances caused by the size effect in two dimensions owing to the high ballisticity of the transport. In addition to the features described previously, we also reveal a change in the slope of the first derivative of magnetoresistance when the cyclotron orbit diameter equals to half of the channel width. These features are suppressed with increasing temperature as a result of the electronic viscosity due to electron-electron interaction. By comparing theory and experiment, we determine the characteristic time of relaxation of angular distribution of electrons caused by electron-electron scattering.",
keywords = "SCATTERING, LIFETIME",
author = "Raichev, {O. E.} and Gusev, {G. M.} and Levin, {A. D.} and Bakarov, {A. K.}",
year = "2020",
month = jun,
day = "15",
doi = "10.1103/PhysRevB.101.235314",
language = "English",
volume = "101",
journal = "Physical Review B",
issn = "2469-9950",
publisher = "American Physical Society",
number = "23",

}

RIS

TY - JOUR

T1 - Manifestations of classical size effect and electronic viscosity in the magnetoresistance of narrow two-dimensional conductors

T2 - Theory and experiment

AU - Raichev, O. E.

AU - Gusev, G. M.

AU - Levin, A. D.

AU - Bakarov, A. K.

PY - 2020/6/15

Y1 - 2020/6/15

N2 - We develop a classical kinetic theory of magnetotransport of 2D electrons in narrow channels with partly diffusive boundary scattering and apply it to the description of magnetoresistance measured in the temperature interval 4.2-30 K in long mesoscopic bars fabricated from high-purity GaAs quantum well structures. Both experiment and theory demonstrate a number of characteristic features in the longitudinal and Hall resistances caused by the size effect in two dimensions owing to the high ballisticity of the transport. In addition to the features described previously, we also reveal a change in the slope of the first derivative of magnetoresistance when the cyclotron orbit diameter equals to half of the channel width. These features are suppressed with increasing temperature as a result of the electronic viscosity due to electron-electron interaction. By comparing theory and experiment, we determine the characteristic time of relaxation of angular distribution of electrons caused by electron-electron scattering.

AB - We develop a classical kinetic theory of magnetotransport of 2D electrons in narrow channels with partly diffusive boundary scattering and apply it to the description of magnetoresistance measured in the temperature interval 4.2-30 K in long mesoscopic bars fabricated from high-purity GaAs quantum well structures. Both experiment and theory demonstrate a number of characteristic features in the longitudinal and Hall resistances caused by the size effect in two dimensions owing to the high ballisticity of the transport. In addition to the features described previously, we also reveal a change in the slope of the first derivative of magnetoresistance when the cyclotron orbit diameter equals to half of the channel width. These features are suppressed with increasing temperature as a result of the electronic viscosity due to electron-electron interaction. By comparing theory and experiment, we determine the characteristic time of relaxation of angular distribution of electrons caused by electron-electron scattering.

KW - SCATTERING

KW - LIFETIME

UR - http://www.scopus.com/inward/record.url?scp=85092231961&partnerID=8YFLogxK

U2 - 10.1103/PhysRevB.101.235314

DO - 10.1103/PhysRevB.101.235314

M3 - Article

AN - SCOPUS:85092231961

VL - 101

JO - Physical Review B

JF - Physical Review B

SN - 2469-9950

IS - 23

M1 - 235314

ER -

ID: 25646602