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Heterogeneous Photocatalytic Degradation of Nitrophenols Обзор

Журнал Journal of Photochemistry and Photobiology A: Chemistry
ISSN: 1010-6030 , E-ISSN: 1873-2666
Вых. Данные Год: 2003, Том: 155, Номер: 1-3, Страницы: 207-214 Страниц : 8 DOI: 10.1016/S1010-6030(02)00390-8
Ключевые слова Nitrophenols, Photocatalytic degradation, Titanium dioxide
Авторы Di Paola A. 1 , Augugliaro V. 1 , Palmisano L. 1 , Pantaleo G. 2 , Savinov E.N. 3
Организации
1 Dipartimento di Ingegneria Chimica dei Processi e dei Materiali, Università di Palermo, Viale delle Scienze, 90128 Palermo, Italy
2 ISMN-CNR, Via Ugo La Malfa 153, 90146 Palermo, Italy
3 Boreskov Institute of Catalysis, Lavrentieva 5, 630090 Novosibirsk, Russia

Информация о финансировании (2)

1 Ministry of Education, Universities and Research
2 Farnesina

Реферат: The photocatalytic degradation of 2-, 3- and 4-nitrophenol has been investigated in oxygenated aqueous suspensions containing TiO2. The organic reaction intermediates have been determined by high performance liquid chromatography. The results indicate the complete mineralisation of the substrates and the formation of both nitrate and ammonium ions. The degradation pathways involve a rapid opening of the aromatic ring followed by a slower oxidation of the aliphatic compounds. The hydroxyl radicals are responsible for the primary attack of the nitrophenols with formation of dihydroxynitrobenzenes. The ring hydroxylation occurs in the positions activated by the contemporaneous presence of phenolic and nitro groups. The presence of ammonium ions confirms that reduction pathways are also operating.
Библиографическая ссылка: Di Paola A. , Augugliaro V. , Palmisano L. , Pantaleo G. , Savinov E.N.
Heterogeneous Photocatalytic Degradation of Nitrophenols
Journal of Photochemistry and Photobiology A: Chemistry. 2003. V.155. N1-3. P.207-214. DOI: 10.1016/S1010-6030(02)00390-8 WOS Scopus РИНЦ CAPlusCA OpenAlex
Даты:
Поступила в редакцию: 17 июл. 2002 г.
Принята к публикации: 15 окт. 2002 г.
Опубликована online: 31 дек. 2002 г.
Опубликована в печати: 20 февр. 2003 г.
Идентификаторы БД:
Web of science: WOS:000181246300025
Scopus: 2-s2.0-0037456088
РИНЦ: 13430177
Chemical Abstracts: 2003:100021
Chemical Abstracts (print): 138:376238
OpenAlex: W2055698169
Цитирование в БД:
БД Цитирований
Web of science 217
Scopus 230
РИНЦ 213
OpenAlex 230
Альметрики: