Thermal conductivity enhancement of Al2O3 and SiO2 nanolubricants for application in automotive air conditioning (AAC) systemA.A.M. Redhwan, W.H. Azmi, M.Z. Sharif and N.N.M. ZawawiMATEC Web Conf., 90 (2017) 01051DOI: https://doi.org/10.1051/matecconf/20179001051