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. 2014 May 6;4:4854. doi: 10.1038/srep04854

Figure 4.

Figure 4

(a) FTIR spectra for samples Th90 and Th150 at 313 K and 353 K, respectively; (b) IR transmittance versus temperature for samples Th90 and Th150, respectively; (c) differential curves of transmittance versus temperature for samples Th90 and Th150, respectively (the dotted lines indicated the fitting results of these differential curves using Gaussian functions).