“…The same model, which stems from that considered in [35], has been used in the two-dimensional study of Mata et al [26] and the current work is a follow-up report on our findings for the corresponding three-dimensional system. Similar phase field models have been used extensively in phase separation [14,25,19,4,1,2,21,22,5,35,37,36,3,38,13,39,12,30,17,33].…”