Raman Spectroscopy Study of the Doping Effect of the Encapsulated Iron, Cobalt, and Nickel Bromides on Single-Walled Carbon Nanotubes

Figure 1

The RBM- and G-bands of the Raman spectra of the pristine SWCNTs, NiBr₂@SWCNT, CoBr₂@SWCNT, and FeBr₂@SWCNT samples acquired at laser energies of 1.58 eV (a) and 1.96 eV (b).

(a)  eV

(b)  eV