pH optical sensor based on thin films of sol-gel with bromocresol purple
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- 作者：Á ; tila Pereira Timbó ; a ; atilafocus@gmail.com" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; Paulo Victor Ferreira Pintoa ; paulovictor@fisica.ufc.br" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; Hilton Andrade Pinhoa ; hiltonpinho@gmail.com" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; Lucas Pinheiro de Mouraa ; lucaspmoura@gmail.com" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; Jecol Bamutsha Chretiena ; jecolbamutsha12@gmail.com" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; Flá ; vio Wanderley Vianaa ; f_w_viana@outlook.com" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; Rogé ; rio Guerra Dió ; genes Filhoa ; rogerio.diogenes@hexat.com.br" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; Erandir Brasil da SilvabAuthor Vitae ; Marcos Erick Rodrigues da Silvaa ; marcoserick16@gmail.com" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; José ; Wally Mendonç ; a MenezesaAuthor Vitae ; Glendo de Freitas Guimarã ; esa ; Author Vitae ; Wilton Bezerra FragaaAuthor Vitae
- 关键词：BCP ; bromocresol purple ; TEOS ; tetraethylorthosilicate ; SDS ; sodiumdodecylsulfate
- 刊名：Sensors & Actuators: B. Chemical
- 出版年：2016
- 出版时间：February 2016
- 年：2016
- 卷：223
- 期：Complete
- 页码：406-410
- 全文大小：1159 K
文摘
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A novel optical sensor array composed of thin film silica substrate was fabricated.
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The thin films were prepared by using the indicator bromocresol purple.
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Excitation in 470 nm and emission in 632.8 nm presented the best results. nm.
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We obtained a response curve for the pH 4–10.