Вплив температури на оптичні властивості тонких плівок Cu2ZnSnSe4

The use of solar cells in various fields of science and technology contributes to the development of materials science and scientific activity in this area. Recently, scientists have been researching the optical and electrical properties of materials such as casterite. Casterite is a natural mineral...

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Date:2018
Main Authors: Maystruk, E. V., Koziarskyi, I. P., Koziarskyi, D. P., Maryanchuk, P. D.
Format: Article
Language:Ukrainian
Published: PE "Politekhperiodika", Book and Journal Publishers 2018
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Online Access:https://www.tkea.com.ua/index.php/journal/article/view/TKEA2018.5-6.50
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Journal Title:Technology and design in electronic equipment

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Technology and design in electronic equipment
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author Maystruk, E. V.
Koziarskyi, I. P.
Koziarskyi, D. P.
Maryanchuk, P. D.
author_facet Maystruk, E. V.
Koziarskyi, I. P.
Koziarskyi, D. P.
Maryanchuk, P. D.
author_sort Maystruk, E. V.
baseUrl_str
collection OJS
datestamp_date 2025-05-30T19:26:52Z
description The use of solar cells in various fields of science and technology contributes to the development of materials science and scientific activity in this area. Recently, scientists have been researching the optical and electrical properties of materials such as casterite. Casterite is a natural mineral which consists mainly of copper, zinc, tin, sulfur and selenium, that is, elements that are fairly widespread in nature. Therefore, solar cells, developed on the basis of casterite, will have, according to the researchers, a low cost. In addition, casterites belong to direct-gap semiconductors with a band gap of 0.9—1.5 eV and with a large optical absorption coefficient (≈ 104cm-1).In this work, the authors investigate the effect of temperature on the optical properties of Cu2ZnSnSe4 thin films of casterite obtained by the method of RF magnetron sputtering of previously synthesized material on glass substrates. Optical coefficients were determined by a method based on independent measurement of reflection and transmission coefficients. The reflection coefficient was studied at room temperature, and the transmittance — in the temperature range of 111—290 K. The measurements were made in the wavelength range from 0.9 to 26 μm. The obtained data were used to calculate the absorption coefficient and the band gap of the samples at different temperatures from the range under study. Studies have shown that direct interband optical transitions are observed in Cu2ZnSnSe4 films. The optical band gap at room temperature was 0.92 eV at a temperature coefficient of -1,29·10–4 eV/K, that is, the optical band gap decreases with temperature, which is typical of classical semiconductors.
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spelling oai:tkea.com.ua:article-1432025-05-30T19:26:52Z Influence of temperature on optical properties of thin films Cu2ZnSnSe4 Вплив температури на оптичні властивості тонких плівок Cu2ZnSnSe4 Maystruk, E. V. Koziarskyi, I. P. Koziarskyi, D. P. Maryanchuk, P. D. thin films CZTS optical coefficients optical band gap temperature coefficient тонкі плівки CZTSе оптичні коефіцієнти ширина оптичної забороненої зони температурний коефіцієнт The use of solar cells in various fields of science and technology contributes to the development of materials science and scientific activity in this area. Recently, scientists have been researching the optical and electrical properties of materials such as casterite. Casterite is a natural mineral which consists mainly of copper, zinc, tin, sulfur and selenium, that is, elements that are fairly widespread in nature. Therefore, solar cells, developed on the basis of casterite, will have, according to the researchers, a low cost. In addition, casterites belong to direct-gap semiconductors with a band gap of 0.9—1.5 eV and with a large optical absorption coefficient (≈ 104cm-1).In this work, the authors investigate the effect of temperature on the optical properties of Cu2ZnSnSe4 thin films of casterite obtained by the method of RF magnetron sputtering of previously synthesized material on glass substrates. Optical coefficients were determined by a method based on independent measurement of reflection and transmission coefficients. The reflection coefficient was studied at room temperature, and the transmittance — in the temperature range of 111—290 K. The measurements were made in the wavelength range from 0.9 to 26 μm. The obtained data were used to calculate the absorption coefficient and the band gap of the samples at different temperatures from the range under study. Studies have shown that direct interband optical transitions are observed in Cu2ZnSnSe4 films. The optical band gap at room temperature was 0.92 eV at a temperature coefficient of -1,29·10–4 eV/K, that is, the optical band gap decreases with temperature, which is typical of classical semiconductors. Досліджено тонкі плівки Cu2ZnSnSe4, отримані методом високочастотного магнетронного напилення попередньо синтезованого матеріалу на скляні підкладки. Було проведено вимірювання коефіцієнта відбивання за кімнатної температури, коефіцієнта пропускання в інтервалі температури від 111 до 290 К у діапазоні довжини хвилі 0,9—26 мкм. Отримані оптичні коефіцієнти дозволили визначити ширину оптичної забороненої зони досліджуваних плівок та її температурний коефіцієнт. PE "Politekhperiodika", Book and Journal Publishers 2018-12-28 Article Article Peer-reviewed Article application/pdf https://www.tkea.com.ua/index.php/journal/article/view/TKEA2018.5-6.50 10.15222/TKEA2018.5-6.50 Technology and design in electronic equipment; No. 5–6 (2018): Tekhnologiya i konstruirovanie v elektronnoi apparature; 50-54 Технологія та конструювання в електронній апаратурі; № 5–6 (2018): Технология и конструирование в электронной аппаратуре; 50-54 3083-6549 3083-6530 10.15222/TKEA2018.5-6 uk https://www.tkea.com.ua/index.php/journal/article/view/TKEA2018.5-6.50/131 Copyright (c) 2018 Maistruk E. V., Koziarskyi I. P., Koziarskyi D. P., Maryanchuk P. D. http://creativecommons.org/licenses/by/4.0/
spellingShingle тонкі плівки
CZTSе
оптичні коефіцієнти
ширина оптичної забороненої зони
температурний коефіцієнт
Maystruk, E. V.
Koziarskyi, I. P.
Koziarskyi, D. P.
Maryanchuk, P. D.
Вплив температури на оптичні властивості тонких плівок Cu2ZnSnSe4
title Вплив температури на оптичні властивості тонких плівок Cu2ZnSnSe4
title_alt Influence of temperature on optical properties of thin films Cu2ZnSnSe4
title_full Вплив температури на оптичні властивості тонких плівок Cu2ZnSnSe4
title_fullStr Вплив температури на оптичні властивості тонких плівок Cu2ZnSnSe4
title_full_unstemmed Вплив температури на оптичні властивості тонких плівок Cu2ZnSnSe4
title_short Вплив температури на оптичні властивості тонких плівок Cu2ZnSnSe4
title_sort вплив температури на оптичні властивості тонких плівок cu2znsnse4
topic тонкі плівки
CZTSе
оптичні коефіцієнти
ширина оптичної забороненої зони
температурний коефіцієнт
topic_facet thin films
CZTS
optical coefficients
optical band gap
temperature coefficient
тонкі плівки
CZTSе
оптичні коефіцієнти
ширина оптичної забороненої зони
температурний коефіцієнт
url https://www.tkea.com.ua/index.php/journal/article/view/TKEA2018.5-6.50
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