Investigation on the melting process of phase change material in a square cavity with a single fin attached at the center of the heated wallMüslüm Arıcı, Ensar Tütüncü, Hasan Karabay and Antonio CampoEur. Phys. J. Appl. Phys., 83 1 (2018) 10902DOI: https://doi.org/10.1051/epjap/2018180092