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. 2021 Oct 16;11(10):2740. doi: 10.3390/nano11102740

Figure 2.

Figure 2

(a) DRIFT spectra of DNDs, s-MNDs, and l-MNDs at different processing steps, in room conditions and outgassed at 400 °C; (b) ν(C=O) band integral of the samples at the different processing steps, in room conditions; (c) ν(O–H) band integral of the samples at the different processing steps, in room conditions.