Skip to main content
. 2015 Nov 16;5:16736. doi: 10.1038/srep16736

Figure 2. XPS spectra of samples.

Figure 2

(a) B 1s, (b) N 1s, and (c) Cu 2p core-level spectra of the 25.0 wt% Cu@h-BN sample, (d) Cu 2p core-level spectrum of the 30.7 wt% Cu@h-BN sample.