Specific features of the thermoluminescence kinetics of shallow traps in anion-defective single crystals of aluminum oxide
The kinetics of thermoluminescence (TL) arising from shallow traps in single crystals of anion-defective aluminum oxide has been considered. It has been shown that the TL peak at 320-350 К is characterized by identical kinetic parameters in samples containing various concentrations of shallow t...
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Дата: | 2005 |
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Формат: | Стаття |
Мова: | English |
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НТК «Інститут монокристалів» НАН України
2005
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Назва видання: | Functional Materials |
Онлайн доступ: | http://dspace.nbuv.gov.ua/handle/123456789/138852 |
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Цитувати: | Specific features of the thermoluminescence kinetics of shallow traps in anion-defective single crystals of aluminum oxide / V.S. Kortov, S.V. Nikiforov, E.Z. Sadykova // Functional Materials. — 2005. — Т. 12, № 2. — С. 282-286. — Бібліогр.: 11 назв. — англ. |
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irk-123456789-1388522018-06-20T03:07:01Z Specific features of the thermoluminescence kinetics of shallow traps in anion-defective single crystals of aluminum oxide Kortov, V.S. Nikiforov, S.V. Sadykova, E.Z. The kinetics of thermoluminescence (TL) arising from shallow traps in single crystals of anion-defective aluminum oxide has been considered. It has been shown that the TL peak at 320-350 К is characterized by identical kinetic parameters in samples containing various concentrations of shallow traps. Кinetic TL parameters for this peak have been calculated by analyzing of the luminescence isothermal decay curves, varying the heating rate, and the peak shape. An interactive relationship of shallow and dosimetric traps in the crystals under study has been supposed. Проведен анализ кинетики термолюминесценции (ТЛ), обусловленной мелкими ловушками в монокристаллах анион-дефектного оксида алюминия. Показано, что ТЛ пика при 320-350 К характеризуется идентичными кинетическими параметрами у образцов с различной концентрацией мелких ловушек. Рассчитаны кинетические параметры ТЛ этого пика методом анализа кривых изотермического затухания люминесценции, вариации скоростей нагрева и анализа формы пика. Высказано предположение о наличии интерактивной взаимосвязи мелких и дозиметрических ловушек в исследуемых кристаллах. Виконано аналiз кiнетики термолюмiнесценцiї (ТЛ), обумовленої мiлкими пастками в анiон-дефектних монокристалах оксиду алюмiнiю. Показано, що ТЛ пiка при 320- 350 К характеризується iдентичними кiнетичними параметрами для зразкiв з рiзними концентрацiями мiлких пасток. Обчислено кiнетичнi параметри цього пiка методами аналiзу кривих iзотермiчного згасання люмiнесценцiї, варiювання швидкостi нагрiвання та аналiзу форми пiка. Висловлено припущення про наявнiсть iнтерактивного взаємозв'язку мiлких та дозиметричних пасток у кристалах, що дослiджувалися. 2005 Article Specific features of the thermoluminescence kinetics of shallow traps in anion-defective single crystals of aluminum oxide / V.S. Kortov, S.V. Nikiforov, E.Z. Sadykova // Functional Materials. — 2005. — Т. 12, № 2. — С. 282-286. — Бібліогр.: 11 назв. — англ. 1027-5495 http://dspace.nbuv.gov.ua/handle/123456789/138852 en Functional Materials НТК «Інститут монокристалів» НАН України |
institution |
Digital Library of Periodicals of National Academy of Sciences of Ukraine |
collection |
DSpace DC |
language |
English |
description |
The kinetics of thermoluminescence (TL) arising from shallow traps in single crystals of anion-defective aluminum oxide has been considered. It has been shown that the TL peak at 320-350 К is characterized by identical kinetic parameters in samples containing various concentrations of shallow traps. Кinetic TL parameters for this peak have been calculated by analyzing of the luminescence isothermal decay curves, varying the heating rate, and the peak shape. An interactive relationship of shallow and dosimetric traps in the crystals under study has been supposed. |
format |
Article |
author |
Kortov, V.S. Nikiforov, S.V. Sadykova, E.Z. |
spellingShingle |
Kortov, V.S. Nikiforov, S.V. Sadykova, E.Z. Specific features of the thermoluminescence kinetics of shallow traps in anion-defective single crystals of aluminum oxide Functional Materials |
author_facet |
Kortov, V.S. Nikiforov, S.V. Sadykova, E.Z. |
author_sort |
Kortov, V.S. |
title |
Specific features of the thermoluminescence kinetics of shallow traps in anion-defective single crystals of aluminum oxide |
title_short |
Specific features of the thermoluminescence kinetics of shallow traps in anion-defective single crystals of aluminum oxide |
title_full |
Specific features of the thermoluminescence kinetics of shallow traps in anion-defective single crystals of aluminum oxide |
title_fullStr |
Specific features of the thermoluminescence kinetics of shallow traps in anion-defective single crystals of aluminum oxide |
title_full_unstemmed |
Specific features of the thermoluminescence kinetics of shallow traps in anion-defective single crystals of aluminum oxide |
title_sort |
specific features of the thermoluminescence kinetics of shallow traps in anion-defective single crystals of aluminum oxide |
publisher |
НТК «Інститут монокристалів» НАН України |
publishDate |
2005 |
url |
http://dspace.nbuv.gov.ua/handle/123456789/138852 |
citation_txt |
Specific features of the thermoluminescence kinetics of shallow traps in anion-defective single crystals of aluminum oxide / V.S. Kortov, S.V. Nikiforov, E.Z. Sadykova // Functional Materials. — 2005. — Т. 12, № 2. — С. 282-286. — Бібліогр.: 11 назв. — англ. |
series |
Functional Materials |
work_keys_str_mv |
AT kortovvs specificfeaturesofthethermoluminescencekineticsofshallowtrapsinaniondefectivesinglecrystalsofaluminumoxide AT nikiforovsv specificfeaturesofthethermoluminescencekineticsofshallowtrapsinaniondefectivesinglecrystalsofaluminumoxide AT sadykovaez specificfeaturesofthethermoluminescencekineticsofshallowtrapsinaniondefectivesinglecrystalsofaluminumoxide |
first_indexed |
2025-07-10T06:42:54Z |
last_indexed |
2025-07-10T06:42:54Z |
_version_ |
1837241245581180928 |
fulltext |
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