Uzair Ali Khan, Shahid Husain, Suhail Ahmad Khan, Mohd Owais Khan, Noman Khan and Raheel Usmani 2022. Numerical Analysis on Convective Heat Transfer of water Based Hybrid Nanofluid (Alumina-Copper) In a Horizontal Annulus. CFD Letters. 14, 9 (Sep. 2022), 125–132. DOI:https://doi.org/10.37934/cfdl.14.9.125132.