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Table 3

Data obtained from high resolution Ti 2p XPS spectra for Ti1-xBixO2 (x = 0, x = 0.01, x = 0.03, x = 0.05, x = 0.10) samples

SampleTi 2p3/2Ti 2p1/2zΔE Ti 2p
BEx (eV)FWHMy (eV)Area (%)BExFWHMy (eV)Area (%)
x = 0 458.65 1.45 69.34 464.32 2.13 30.66 5.67 
x = 0.01 458.59 1.54 67.06 464.24 2.38 32.94 5.65 
x = 0.03 458.47 2.12 63.63 464.21 3.41 36.37 5.74 
x = 0.05 458.41 1.58 62.90 464.16 2.61 37.10 5.75 
x = 0.10 458.29 1.59 40.10 464.11 2.61 59.90 5.82 
SampleTi 2p3/2Ti 2p1/2zΔE Ti 2p
BEx (eV)FWHMy (eV)Area (%)BExFWHMy (eV)Area (%)
x = 0 458.65 1.45 69.34 464.32 2.13 30.66 5.67 
x = 0.01 458.59 1.54 67.06 464.24 2.38 32.94 5.65 
x = 0.03 458.47 2.12 63.63 464.21 3.41 36.37 5.74 
x = 0.05 458.41 1.58 62.90 464.16 2.61 37.10 5.75 
x = 0.10 458.29 1.59 40.10 464.11 2.61 59.90 5.82 

xBinding energies, yfull width at half maximum and zΔE Ti 2p is the binding energy difference between Ti 2p3/2 and Ti 2p1/2 peaks.

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