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. 2010 Mar 22;10(3):2348–2358. doi: 10.3390/s100302348

Figure 5.

Figure 5.

Transmission spectra of the 1D photonic crystal microfluidic channel (eighteen pillars) for five different ethanol concentrations [96.00%, 95.76%, 95.52%, 95.04% and 94.08% (v/v)].