Zaimi Tanasta; Pauziah Muhamad; Noriyuki Kuwano; Mohd Hishamuddin Unuh; Mohd Hafiz Amran. Effect of High-Temperature Annealing Heat Treatment to Microstructure of Aluminium Nitrideon Sapphire Substrate. J. Adv. Res. Fluid Mech. Therm. Sc. 2024, 56, 267-275.