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. Author manuscript; available in PMC: 2017 Jan 19.
Published in final edited form as: Anal Chem. 2016 Jan 4;88(2):1230–1237. doi: 10.1021/acs.analchem.5b03541

Figure 3.

Figure 3

Scanning electron micrographs of fabricated microchannels with pores. Drawing at left indicates where the probe sampling tip was broken to expose channels. Images show AAO and polysilicon membranes overlaid. Lowest image shows that pores go through the polysilicon base layer over the open channel.