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. Author manuscript; available in PMC: 2019 May 1.
Published in final edited form as: Anal Bioanal Chem. 2018 Apr 12;410(14):3385–3394. doi: 10.1007/s00216-018-1034-6

Fig. 2.

Fig. 2

The schematic diagrams showing three approaches of the placement of the acoustic transducer (a–c) and the image of the working device (d). The PZT is glued to the glass cover slip on top of a plasma sealed PDMS film (a). The PZT is glued to the bottom surface of the Al substrate (b). The PZT is glued to the top surface of the Al substrate, parallel to the machined microchannel (c). Final working device with the configuration shown in (c) (d).