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Автор Chen, Ting-Hsuan
Автор Chuang, Yun-Ju
Автор Chieng, Ching-Chang
Автор Tseng, Fan-Gang
Дата выпуска 2007-03-01
dc.description A novel wettability switchable surface which shields out any interference from driving energy is demonstrated. In this mechanism, a free-standing metal/polymer membrane with hydrophobic microposts is sustained by spacers, and electrostatic force is used to carry out the deflection of the metal/polymer membrane, hence changing the surface morphology as well as the fraction of a liquid/solid interface. Water contact angles under this mechanism can be manipulated from 131° to 152°, depending on the fraction of a liquid/solid interface. Since the driving energy of electrostatic action is shielded out by the ground electrode, the ingredients carried in the droplet can be thoroughly free from the interference and maintain functionality. Therefore, this mechanism has great potential to manipulate microdroplets for digital fluidic systems in bio-applications.Corrections were made to this article on 8 February 2007. The corrections were made to the authors' affiliation details and on page 491 below equations (2) and (3). The corrected electronic version is identical to the print version.
Формат application.pdf
Издатель Institute of Physics Publishing
Копирайт 2007 IOP Publishing Ltd
Название A wettability switchable surface by microscale surface morphology change
Тип paper
DOI 10.1088/0960-1317/17/3/010
Electronic ISSN 1361-6439
Print ISSN 0960-1317
Журнал Journal of Micromechanics and Microengineering
Том 17
Первая страница 489
Последняя страница 495
Последняя страница 495
Аффилиация Chen, Ting-Hsuan; Institute of Microelectromechanical System, National Tsing Hua University, 101, Sec. 2, Kuang-Fu Rd, Hsinchu 30013, Taiwan, Republic of China
Аффилиация Chuang, Yun-Ju; Department of Engineering and System Scienc, National Tsing Hua University, 101, Sec. 2, Kuang-Fu Rd, Hsinchu 30013, Taiwan, Republic of China
Аффилиация Chieng, Ching-Chang; Institute of Microelectromechanical System, National Tsing Hua University, 101, Sec. 2, Kuang-Fu Rd, Hsinchu 30013, Taiwan, Republic of China; Department of Engineering and System Scienc, National Tsing Hua University, 101, Sec. 2, Kuang-Fu Rd, Hsinchu 30013, Taiwan, Republic of China
Аффилиация Tseng, Fan-Gang; Institute of Microelectromechanical System, National Tsing Hua University, 101, Sec. 2, Kuang-Fu Rd, Hsinchu 30013, Taiwan, Republic of China; Department of Engineering and System Scienc, National Tsing Hua University, 101, Sec. 2, Kuang-Fu Rd, Hsinchu 30013, Taiwan, Republic of China; Research Center for Applied Sciences, Academia Sinica, 128, Sec. 2, Academia Rd, Nankang, Taipei 115, Taiwan, Republic of China
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