Skip to main content
. 2016 Feb 15;6:21530. doi: 10.1038/srep21530

Figure 4.

Figure 4

(a) XPS survey scan of S-rGO, XPS high resolution scan of (b) N1s, (c) S2p and (d) C1s of S-rGO, and XPS high resolution scan of C1s of (e) rGO and (f) GO.