Thermocapillary and buoyancy driven convection analysis for a hybrid nanofluids enclosed in a cavity with heated obstacleWalid Hassen, Lioua Kolsi, Wajdi Rajhi, Fuhaid Alshammari, Naif Alshammari, Nidhal Ben Khedher and Ahmed GhazyEur. Phys. J. Spec. Top., 231 13-14 (2022) 2669-2681DOI: https://doi.org/10.1140/epjs/s11734-022-00598-3