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. 2020 Dec 24;6(1):666–674. doi: 10.1021/acsomega.0c05208

Table 3. XPS Results for the Residue Char in EP and EP/DiDOPO/SiO2 Nanocomposites.

  EP
EP/DiDOPO/SiO25
EP/DiDOPO/SiO215
name B.E. (eV) atom (%) B.E. (eV) atom (%) B.E. (eV) atom (%)
C 1s 284.8 85.57 284.8 48.27 284.8 60.38
N 1s 400.39 3.71 400.19 2.15 400.66 1.81
O 1s 532.73 10.72 532.83 35.37 532.95 27
P 2p     134 0.5 134.18 0.65
Si 2p     103.42 13.71 103.52 10.16