A novel class of Mania nanotubes (TNTs) have been prepared by ultrasonic assisted sol-hydrothermal method using tetrabutyl titanate and ethanol as the precursors. The physicochemical characteristics of the catalysts were investigated by transmission electron microscopy (TEM), X-ray diffraction (XRD), Brunauer-Emmett-Teller (BET) method, Differential Scanning Calorimeters-Thermogravimetric Analysis (Dsc-TG) and UV-vis absorption spectra. The photocatalytic activity of the products was evaluated in terms of reactive brilliant red X-3B in an aqueous solution under UV irradiation for 1 h. The results showed that the anatase nanotubes prepared by ultrasonic assisted sol-hydrothermal method exhibited excellent photocatalytic activity. The degradation rate of reactive brilliant X-3B could be up to 96%. The high degradation rate was attributed to the good crystalline pure-phase structure of nanotubes caused by ultrasound. Furthermore, the large surface areas also played an important role in the high degradation rate. (c) 2012 Elsevier Ltd. All rights reserved.
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Sejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Guo, Yupeng
;
Lee, Nam-Hee
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Sejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Lee, Nam-Hee
;
Oh, Hyo-Jin
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Sejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Oh, Hyo-Jin
;
Yoon, Cho-Rong
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Sejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Yoon, Cho-Rong
;
Park, Kyeong-Soon
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Sejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Park, Kyeong-Soon
;
Lee, Won-Hee
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Sejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Lee, Won-Hee
;
Li, Yuanzhi
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Wuhan Univ Technol, Key Lab Silicate Mat Sci & Engn, Minist Educ, Wuhan 430070, Peoples R ChinaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Li, Yuanzhi
;
Lee, Hee-Gyoun
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Korea Polytech Univ, Dept Adv Mat Engn, Siheung Si 429793, Gyeonggi Do, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Lee, Hee-Gyoun
;
Lee, Kyung-Sub
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Hanyang Univ, Dept Mat Sci & Engn, Seoul 133791, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Lee, Kyung-Sub
;
Kim, Sun-Jae
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Sejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
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S China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R ChinaS China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R China
Huang, Lei
;
Peng, Feng
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S China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R ChinaS China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R China
Peng, Feng
;
Yu, Hao
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S China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R ChinaS China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R China
Yu, Hao
;
Wang, Hongjuan
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S China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R ChinaS China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R China
Wang, Hongjuan
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Yang, Jian
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S China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R ChinaS China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R China
Yang, Jian
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Li, Zhong
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S China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R ChinaS China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R China
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Sejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Guo, Yupeng
;
Lee, Nam-Hee
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Sejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Lee, Nam-Hee
;
Oh, Hyo-Jin
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Sejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Oh, Hyo-Jin
;
Yoon, Cho-Rong
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Sejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Yoon, Cho-Rong
;
Park, Kyeong-Soon
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Sejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Park, Kyeong-Soon
;
Lee, Won-Hee
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Sejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Lee, Won-Hee
;
Li, Yuanzhi
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Wuhan Univ Technol, Key Lab Silicate Mat Sci & Engn, Minist Educ, Wuhan 430070, Peoples R ChinaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Li, Yuanzhi
;
Lee, Hee-Gyoun
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机构:
Korea Polytech Univ, Dept Adv Mat Engn, Siheung Si 429793, Gyeonggi Do, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Lee, Hee-Gyoun
;
Lee, Kyung-Sub
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机构:
Hanyang Univ, Dept Mat Sci & Engn, Seoul 133791, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
Lee, Kyung-Sub
;
Kim, Sun-Jae
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Sejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South KoreaSejong Univ, Inst Fac Nanotechnol & Adv Mat Engn, Seoul 143747, South Korea
机构:
S China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R ChinaS China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R China
Huang, Lei
;
Peng, Feng
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S China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R ChinaS China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R China
Peng, Feng
;
Yu, Hao
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S China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R ChinaS China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R China
Yu, Hao
;
Wang, Hongjuan
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S China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R ChinaS China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R China
Wang, Hongjuan
;
Yang, Jian
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S China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R ChinaS China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R China
Yang, Jian
;
Li, Zhong
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S China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R ChinaS China Univ Technol, Sch Chem & Chem Engn, Guangzhou 510640, Peoples R China