Research Article

pH-Sensing Characteristics of Hydrothermal Al-Doped ZnO Nanostructures

Figure 3

Transfer characteristics ( - ) for the pH-EGFET sensors in the linear regime with various Al dosages: (a) 0 at.%, (b) 1 at.%, (c) 2 at.%, (d) 3 at.%, (e) 5 at.%, and (f) 7 at.%.
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(a)
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(b)
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(c)
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(e)
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(f)