Figure 3

XPS spectra (a,b) high resolution of Mn2p for bare LMO and N-C@LMO samples, (b,c) C1s and N1s spectra for N-C@LMO sample.
XPS spectra (a,b) high resolution of Mn2p for bare LMO and N-C@LMO samples, (b,c) C1s and N1s spectra for N-C@LMO sample.