Affiliation: | 1.Heat-Pipe and Thermal Tools Design Research Unit, Department of Mechanical Engineering, Faculty of Engineering, Mahasarakham University, Kantarawichai District, MahaSarakam Province, 44000, Thailand ;2.Department of Physics, Faculty of Science, Mahasarakham University, Kantarawichai District, MahaSarakam Province, 44000, Thailand ; |