Photocatalysis by TiO₂ films at structure relaxation
The crystalline and electron structure of TiO₂ and TiO₂/ZrO₂/SiO₂ coating obtained by sol-gel technique and annealed at 773 K and 873 K has been studied. The film synthesis and further heat treatment result in formation of nano-sized anatase particles with a developed surface and shallow and deep tr...
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| Дата: | 2007 |
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| Автори: | , , , , , , |
| Формат: | Стаття |
| Мова: | English |
| Опубліковано: |
НТК «Інститут монокристалів» НАН України
2007
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| Назва видання: | Functional Materials |
| Онлайн доступ: | http://dspace.nbuv.gov.ua/handle/123456789/136445 |
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| Назва журналу: | Digital Library of Periodicals of National Academy of Sciences of Ukraine |
| Цитувати: | Photocatalysis by TiO₂ films at structure relaxation / O.P. Dmytrenko, N.P. Kulish, T.O. Busko, V.S. Stashchuk, A.M. Eremenko, N.P. Smirnova, N.V. Vityuk // Functional Materials. — 2007. — Т. 14, № 1. — С. 82-85. — Бібліогр.: 10 назв. — англ. |
Репозитарії
Digital Library of Periodicals of National Academy of Sciences of Ukraine| id |
irk-123456789-136445 |
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dspace |
| spelling |
irk-123456789-1364452018-06-17T03:08:14Z Photocatalysis by TiO₂ films at structure relaxation Dmytrenko, O.P. Kulish, N.P. Busko, T.O. Stashchuk, V.S. Eremenko, A.M. Smirnova, N.P. Vityuk, N.V. The crystalline and electron structure of TiO₂ and TiO₂/ZrO₂/SiO₂ coating obtained by sol-gel technique and annealed at 773 K and 873 K has been studied. The film synthesis and further heat treatment result in formation of nano-sized anatase particles with a developed surface and shallow and deep traps within the band gap of titania. Rater localized electron states correspond to these defects, which result in occurrence of some new optical absorption bands. Some of the optical conductivity bands belong to oxygen vacancies which are deep defects, and the other ones are connected with surface defects. The nature of surface defects should be various. The presence of shallow defects deforms the edge of conductive band, tailing it. 2007 Article Photocatalysis by TiO₂ films at structure relaxation / O.P. Dmytrenko, N.P. Kulish, T.O. Busko, V.S. Stashchuk, A.M. Eremenko, N.P. Smirnova, N.V. Vityuk // Functional Materials. — 2007. — Т. 14, № 1. — С. 82-85. — Бібліогр.: 10 назв. — англ. 1027-5495 http://dspace.nbuv.gov.ua/handle/123456789/136445 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 crystalline and electron structure of TiO₂ and TiO₂/ZrO₂/SiO₂ coating obtained by sol-gel technique and annealed at 773 K and 873 K has been studied. The film synthesis and further heat treatment result in formation of nano-sized anatase particles with a developed surface and shallow and deep traps within the band gap of titania. Rater localized electron states correspond to these defects, which result in occurrence of some new optical absorption bands. Some of the optical conductivity bands belong to oxygen vacancies which are deep defects, and the other ones are connected with surface defects. The nature of surface defects should be various. The presence of shallow defects deforms the edge of conductive band, tailing it. |
| format |
Article |
| author |
Dmytrenko, O.P. Kulish, N.P. Busko, T.O. Stashchuk, V.S. Eremenko, A.M. Smirnova, N.P. Vityuk, N.V. |
| spellingShingle |
Dmytrenko, O.P. Kulish, N.P. Busko, T.O. Stashchuk, V.S. Eremenko, A.M. Smirnova, N.P. Vityuk, N.V. Photocatalysis by TiO₂ films at structure relaxation Functional Materials |
| author_facet |
Dmytrenko, O.P. Kulish, N.P. Busko, T.O. Stashchuk, V.S. Eremenko, A.M. Smirnova, N.P. Vityuk, N.V. |
| author_sort |
Dmytrenko, O.P. |
| title |
Photocatalysis by TiO₂ films at structure relaxation |
| title_short |
Photocatalysis by TiO₂ films at structure relaxation |
| title_full |
Photocatalysis by TiO₂ films at structure relaxation |
| title_fullStr |
Photocatalysis by TiO₂ films at structure relaxation |
| title_full_unstemmed |
Photocatalysis by TiO₂ films at structure relaxation |
| title_sort |
photocatalysis by tio₂ films at structure relaxation |
| publisher |
НТК «Інститут монокристалів» НАН України |
| publishDate |
2007 |
| url |
http://dspace.nbuv.gov.ua/handle/123456789/136445 |
| citation_txt |
Photocatalysis by TiO₂ films at structure relaxation / O.P. Dmytrenko, N.P. Kulish, T.O. Busko, V.S. Stashchuk, A.M. Eremenko, N.P. Smirnova, N.V. Vityuk // Functional Materials. — 2007. — Т. 14, № 1. — С. 82-85. — Бібліогр.: 10 назв. — англ. |
| series |
Functional Materials |
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| first_indexed |
2023-10-18T21:13:05Z |
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2023-10-18T21:13:05Z |
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