Investigating the effects of viscosity and density ratio on the numerical analysis of Rayleigh-Taylor instability in two-phase flow using Lattice Boltzmann method: From early stage to equilibrium state. - Bahrul Jalaali; Muhammad Ridlo Erdata Nasution; Kumara Ari Yuana; Deendarlianto; Okto Dinaryanto (Appl. Math. Comput., 2021)