Microwave-resonance-induced magnetooscillations and vanishing resistance states in multisubband two-dimensional electron systems

The dc magnetoconductivity of the multisubband two-dimensional electron system formed on the liquid helium surface in the presence of resonant microwave irradiation is described, and a new mechanism of the negative linear response conductivity is studied using the self-consistent Born approximation....

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Опубліковано в: :Физика низких температур
Дата:2011
Автор: Monarkha, Yu.P.
Формат: Стаття
Мова:Англійська
Опубліковано: Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України 2011
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Онлайн доступ:https://nasplib.isofts.kiev.ua/handle/123456789/118643
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Назва журналу:Digital Library of Periodicals of National Academy of Sciences of Ukraine
Цитувати:Microwave-resonance-induced magnetooscillations and vanishing resistance states in multisubband two-dimensional electron systems / Yu.P. Monarkha // Физика низких температур. — 2011. — Т. 37, № 8. — С. 829–841. — Бібліогр.: 21 назв. — англ.

Репозитарії

Digital Library of Periodicals of National Academy of Sciences of Ukraine
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author Monarkha, Yu.P.
author_facet Monarkha, Yu.P.
citation_txt Microwave-resonance-induced magnetooscillations and vanishing resistance states in multisubband two-dimensional electron systems / Yu.P. Monarkha // Физика низких температур. — 2011. — Т. 37, № 8. — С. 829–841. — Бібліогр.: 21 назв. — англ.
collection DSpace DC
container_title Физика низких температур
description The dc magnetoconductivity of the multisubband two-dimensional electron system formed on the liquid helium surface in the presence of resonant microwave irradiation is described, and a new mechanism of the negative linear response conductivity is studied using the self-consistent Born approximation. Two kinds of scatterers (vapor atoms and capillary wave quanta) are considered. Besides a conductivity modulation expected near the points, where the excitation frequency for inter-subband transitions is commensurate with the cyclotron frequency, a sign-changing correction to the linear conductivity is shown to appear for usual quasi-elastic inter-subband scattering, if the collision broadening of Landau levels is much smaller than thermal energy. The decay heating of the electron system near the commensurability points leads to magnetooscillations of electron temperature, which are shown to increase the importance of the sign-changing correction. The line-shape of magnetoconductivity oscillations calculated for wide ranges of temperature and magnetic field is in a good accordance with experimental observations.
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last_indexed 2025-11-26T04:50:42Z
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publisher Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України
record_format dspace
spelling Monarkha, Yu.P.
2017-05-30T18:05:32Z
2017-05-30T18:05:32Z
2011
Microwave-resonance-induced magnetooscillations and vanishing resistance states in multisubband two-dimensional electron systems / Yu.P. Monarkha // Физика низких температур. — 2011. — Т. 37, № 8. — С. 829–841. — Бібліогр.: 21 назв. — англ.
0132-6414
PACS: 73.40.–c, 73.20.–r, 73.25.+i, 78.70.Gq
https://nasplib.isofts.kiev.ua/handle/123456789/118643
The dc magnetoconductivity of the multisubband two-dimensional electron system formed on the liquid helium surface in the presence of resonant microwave irradiation is described, and a new mechanism of the negative linear response conductivity is studied using the self-consistent Born approximation. Two kinds of scatterers (vapor atoms and capillary wave quanta) are considered. Besides a conductivity modulation expected near the points, where the excitation frequency for inter-subband transitions is commensurate with the cyclotron frequency, a sign-changing correction to the linear conductivity is shown to appear for usual quasi-elastic inter-subband scattering, if the collision broadening of Landau levels is much smaller than thermal energy. The decay heating of the electron system near the commensurability points leads to magnetooscillations of electron temperature, which are shown to increase the importance of the sign-changing correction. The line-shape of magnetoconductivity oscillations calculated for wide ranges of temperature and magnetic field is in a good accordance with experimental observations.
en
Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України
Физика низких температур
Квантовые жидкости и квантовые кристаллы
Microwave-resonance-induced magnetooscillations and vanishing resistance states in multisubband two-dimensional electron systems
Article
published earlier
spellingShingle Microwave-resonance-induced magnetooscillations and vanishing resistance states in multisubband two-dimensional electron systems
Monarkha, Yu.P.
Квантовые жидкости и квантовые кристаллы
title Microwave-resonance-induced magnetooscillations and vanishing resistance states in multisubband two-dimensional electron systems
title_full Microwave-resonance-induced magnetooscillations and vanishing resistance states in multisubband two-dimensional electron systems
title_fullStr Microwave-resonance-induced magnetooscillations and vanishing resistance states in multisubband two-dimensional electron systems
title_full_unstemmed Microwave-resonance-induced magnetooscillations and vanishing resistance states in multisubband two-dimensional electron systems
title_short Microwave-resonance-induced magnetooscillations and vanishing resistance states in multisubband two-dimensional electron systems
title_sort microwave-resonance-induced magnetooscillations and vanishing resistance states in multisubband two-dimensional electron systems
topic Квантовые жидкости и квантовые кристаллы
topic_facet Квантовые жидкости и квантовые кристаллы
url https://nasplib.isofts.kiev.ua/handle/123456789/118643
work_keys_str_mv AT monarkhayup microwaveresonanceinducedmagnetooscillationsandvanishingresistancestatesinmultisubbandtwodimensionalelectronsystems