A SEMI-ANALYTICAL APPROACH TO INVESTIGATE THE VALIDITY OF THE THERMAL EQUILIBRIUM ASSUMPTION IN THE ANALYSIS OF UNSTEADY FREE CONVECTION IN POROUS MICRO-CHANNEL. (2024). INTERNATIONAL JOURNAL OF MECHANICAL ENGINEERING AND TECHNOLOGY (IJMET), 15(1), 1-9. https://iaeme-library.com/index.php/IJMET/article/view/IJMET_15_01_001