A novel approach to reduce the application of sulfurized olefins in gear oil by synergistic action of nano-TiO2

Data of munuscript "A novel approach to reduce the application of sulfurized olefins in gear oil by synergistic action of nano-TiO2"
Folder 1 is the raw data from figure 3 in the manuscript, which describes the size distributions of the as-prepared SA-TiO2 nanoparticles. Diameter (nm) and number (%) are used as the x and Y axes respectively.
Folder 2 is the raw data from figure 5 in the manuscript, which describes the FTIR spectrum of SA-TiO2. Wavenumber (cm-1) and transmittance (%) are used as the x and Y axes respectively.
Folder 3 is the raw data from figure 6a1 in the manuscript, which describes the TGA of SA-TiO2. Temperature (℃) and weight (%) are used as the x and Y axes respectively.
Folder 4 is the raw data from figure 6b1 in the manuscript, which describes the DSC of SA-TiO2. Temperature (℃) and heat Flow (W/g) are used as the x and Y axes respectively.
Folder 5 is the raw data from figure 7 in the manuscript, which describes the PD values of oil samples with various contents of the SA-TiO2 and SIB in base oil by four-ball tribometer.Pd (N) and SA-TiO2 content (%) are used as the x and Y axes respectively.
Folder 6 is the raw data from figure 8 in the manuscript, which describes COF and WSD of GCr15 steel balls lubricated by oil samples with 1.5 wt.% SIB and various contents of the SA-TiO2 in base oil under 196 N by four-ball tribometer. Wear Scar Dameter (mm) and SA-TiO2 content (%) are used as the x and Y axes respectively.
Folder 7 is the raw data from figure 9 in the manuscript, which describes the Friction coefficient curves of GCr15 steel balls lubricated by oil samples with 1.5 wt.% SIB and various contents of SA-TiO2 in base oil under 196 N by four-ball tribometer. Time (s) and Friction coefficient are used as the x and Y axes respectively.
Folder 8 is the raw data from figure 10 in the manuscript, which describes the Friction coefficient curves of different oil samples under 17.9 N by UMT tester. Time (s) and Friction coefficient are used as the x and Y axes respectively.
Folder 9 is the raw data from figure 12 in the manuscript, which describes the XPS spectra of C1s, O1s, Fe2p, S2p and Ti2p on the wear scar of steel ball lubricated by base oil alone and oil sample containing additives on four-ball tribometer at 196 N for 30 min. Binding energy (eV) and Counts (s) are used as the x and Y axes respectively.