Figure 12

Soot opacity (%) versus engine speed for all blend ratios. (a) Soot opacity (%) without CeO2 Nano particle, (b) Soot opacity (%) with CeO2 Nano particle.
Soot opacity (%) versus engine speed for all blend ratios. (a) Soot opacity (%) without CeO2 Nano particle, (b) Soot opacity (%) with CeO2 Nano particle.