A Novel Polyaniline Nanofiber Combined with Toluidine Blue as a Sensitive Detection Platform for Lignin by Raman Spectroscopy

Figure 2

UV-vis spectra of TB, PANI, and TB/PANI (a), XRD images of PANI and TB/PANI (b), and SEM images of PANI (c) and TB/PANI (d).

(a)

(b)

(c)

(d)