Single-particle emission at finite temperatures
The state of particles injected onto the surface of the Fermi sea depends essentially on the temperature. The pure state injected at zero temperature becomes a mixed state if injected at finite temperature. Moreover the electron source injecting a single-particle state at zero temperature may excite...
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Дата: | 2017 |
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Автор: | |
Формат: | Стаття |
Мова: | English |
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Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України
2017
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Назва видання: | Физика низких температур |
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Онлайн доступ: | http://dspace.nbuv.gov.ua/handle/123456789/129525 |
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Назва журналу: | Digital Library of Periodicals of National Academy of Sciences of Ukraine |
Цитувати: | Single-particle emission at finite temperatures / Michael Moskalets // Физика низких температур. — 2017. — Т. 43, № 7. — С. 1080-1093. — Бібліогр.: 67 назв. — англ. |
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irk-123456789-1295252018-01-20T03:04:58Z Single-particle emission at finite temperatures Moskalets, Michael Сверхпроводящие и мезоскопические структуры. К 70-летию со дня рождения А.Н. Омельянчука The state of particles injected onto the surface of the Fermi sea depends essentially on the temperature. The pure state injected at zero temperature becomes a mixed state if injected at finite temperature. Moreover the electron source injecting a single-particle state at zero temperature may excite a multi-particle state if the Fermi sea is at finite temperature. Here I unveil a symmetry of the scattering amplitude of a source, which is sufficient to preserve a single-particle emission regime at finite temperatures if such a regime is achieved at zero temperature. I give an example and analyze the effect of temperature on time-dependent electrical and heat currents carried by a single-particle excitation. 2017 Article Single-particle emission at finite temperatures / Michael Moskalets // Физика низких температур. — 2017. — Т. 43, № 7. — С. 1080-1093. — Бібліогр.: 67 назв. — англ. 0132-6414 PACS: 73.22.Dj, 73.23.–b, 73.63.–b http://dspace.nbuv.gov.ua/handle/123456789/129525 en Физика низких температур Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України |
institution |
Digital Library of Periodicals of National Academy of Sciences of Ukraine |
collection |
DSpace DC |
language |
English |
topic |
Сверхпроводящие и мезоскопические структуры. К 70-летию со дня рождения А.Н. Омельянчука Сверхпроводящие и мезоскопические структуры. К 70-летию со дня рождения А.Н. Омельянчука |
spellingShingle |
Сверхпроводящие и мезоскопические структуры. К 70-летию со дня рождения А.Н. Омельянчука Сверхпроводящие и мезоскопические структуры. К 70-летию со дня рождения А.Н. Омельянчука Moskalets, Michael Single-particle emission at finite temperatures Физика низких температур |
description |
The state of particles injected onto the surface of the Fermi sea depends essentially on the temperature. The pure state injected at zero temperature becomes a mixed state if injected at finite temperature. Moreover the electron source injecting a single-particle state at zero temperature may excite a multi-particle state if the Fermi sea is at finite temperature. Here I unveil a symmetry of the scattering amplitude of a source, which is sufficient to preserve a single-particle emission regime at finite temperatures if such a regime is achieved at zero temperature. I give an example and analyze the effect of temperature on time-dependent electrical and heat currents carried by a single-particle excitation. |
format |
Article |
author |
Moskalets, Michael |
author_facet |
Moskalets, Michael |
author_sort |
Moskalets, Michael |
title |
Single-particle emission at finite temperatures |
title_short |
Single-particle emission at finite temperatures |
title_full |
Single-particle emission at finite temperatures |
title_fullStr |
Single-particle emission at finite temperatures |
title_full_unstemmed |
Single-particle emission at finite temperatures |
title_sort |
single-particle emission at finite temperatures |
publisher |
Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України |
publishDate |
2017 |
topic_facet |
Сверхпроводящие и мезоскопические структуры. К 70-летию со дня рождения А.Н. Омельянчука |
url |
http://dspace.nbuv.gov.ua/handle/123456789/129525 |
citation_txt |
Single-particle emission at finite temperatures / Michael Moskalets // Физика низких температур. — 2017. — Т. 43, № 7. — С. 1080-1093. — Бібліогр.: 67 назв. — англ. |
series |
Физика низких температур |
work_keys_str_mv |
AT moskaletsmichael singleparticleemissionatfinitetemperatures |
first_indexed |
2023-10-18T20:58:04Z |
last_indexed |
2023-10-18T20:58:04Z |
_version_ |
1796151576081989632 |