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. 2015 Jun 16;5:11393. doi: 10.1038/srep11393

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a, Total reflectance with the increase of the number of iterations (blue) and total transmittance (green) measured at the same time. b and c, Intensity images of the reflected wave before and after the purification process. d and e, Intensity images of the transmitted wave before and after the purification process. Scale bar, 10 μm. Color bar indicates intensity in arbitrary units.