Whacharapat Wattanasrirote, Mohd Faizal Mohideen Batcha, Arkom Palamanit, Maizirwan Mel and Makatar Wae-hayee 2023. Experimental and Numerical Investigations of Underground Coal Gasification (UCG) Using Half-teardrop Shape Cavity. Journal of Advanced Research in Fluid Mechanics and Thermal Sciences. 101, 2 (Jan. 2023), 172–183. DOI:https://doi.org/10.37934/arfmts.101.2.172183.