Rayleigh-Plesset equation 。Conservation of mass -4(,)=F F()related to boundary condition of bubble -On the bubble surface,u(R,t)=dR/dt -good for vapor density is much smaller u(r,t) LIQUID p(r,t) FAR FROM BUBBLE T(r,t) Poo(t],Too ∠-R(t)+ VAPOR GAS Pe(t).Te(t] -BUBBLE SURFACERayleigh-Plesset equation • Conservation of mass – related to boundary condition of bubble – On the bubble surface, – , good for vapor density is much smaller