Effects of Two Purification Pretreatments on Electroless Copper Coating over Single-Walled Carbon Nanotubes

Table 2

Element contents of EDX spectra for Cu-deposited SWCNTs.

Sample	Cu/SWCNTs purified by HNO3-NaOH-HCl		Cu/SWCNTs purified by H2O2/HCl
Element	wt.%	at.%	wt.%	at.%
C	52.52	80.86	56.08	78.98
O	6.16	7.12	11.80	12.47
Cu	41.32	12.02	32.12	8.55