Journal of Sensors / 2009 / Article / Fig 7

Research Article

A Simple Optical Model for the Swelling Evaluation in Polymer Nanocomposites

Figure 7

Reflected light intensity spectra of PHEMA/CB_a sample exposed to 3000 ppm (a) and to 12500 ppm (b) of ethanol vapors (dotted lines). Reflectance spectra of samples exposed to pure N2 are shown for comparison (solid lines).

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