Sonochemical Efficiency during Single-Bubble Cavitation in Water
Autor: | Kazuya Tanaka, Hiroyasu Nomura, Hiroki Sakamoto, Tatsuro Matsuoka, Shinobu Koda |
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Rok vydání: | 2004 |
Předmět: | |
Zdroj: | The Journal of Physical Chemistry A. 108:11609-11612 |
ISSN: | 1520-5215 1089-5639 |
DOI: | 10.1021/jp0461908 |
Popis: | We investigated nitrite and nitrate ion formation during single-bubble cavitation by realizing stable light emission for more than 30 h. Production yields of nitrite and nitrate ions in water were obtained as a function of irradiation time. The concentrations of nitrate and nitrite ions increased linearly with irradiation time within experimental error, and the molar ratio of nitrate to nitrite ions was about 1:1. The formation rate for these two ions was 3.8 × 10-10 mol·dm-3·min-1, and the number of nitrite or nitrate ions per cycle was estimated as 7.1 × 106. |
Databáze: | OpenAIRE |
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