Rayleigh-Taylor (R-T) instability at the interface of two different fluids is studied analytically by using perturbation method. We analyze and compare the linear and nonlinear growth of R-T instability in two (2D) and three (3D) dimensions.

• 应用摄动方法研究不同密度流体交界面上的Rayleigh Taylor(R T)不稳定性问题 ,分别研究了二维 ( 2D)与三维 ( 3D)R T不稳定性的线性与非线性增长 ,并进行了对比。