Krypton Gas for High Quality Single Wall Carbon Nanotubes Synthesis by KrF Excimer Laser Ablation

Table 4

Raman shift, and values for the commercial SWCNTs.

Laser	D band	G band [cm^−1]
	[cm^−1]	−	+
Green 532 nm (2.33 eV)	1321	1552	1577	0.008	0.29
Red 633 nm (1.96 eV)	1312	1551	1579	0.004	1.23