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. 2016 Mar 23;9(4):221. doi: 10.3390/ma9040221

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© 2016 by the authors;

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC-BY) license (http://creativecommons.org/licenses/by/4.0/).

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Fourier transform infrared spectroscopy (FTIR) spectra for SF-SELP core-shell fiber mats before and after methanol vapor treatment: (a) before methanol vapor treatment; and (b) after methanol vapor treatment.