R0	10[um]
rho	1000[kg/m^3]
p0	100[kPa]
sigma	0.072[N/m]
G	10[kPa]
eta	0.001[Pa*s]
kap	1.4
pg0	p0+2*sigma/R0
Ks	3*kap*pg0-2*sigma/R0+4*G
w0	sqrt(Ks/(rho*R0^2))
tau	1/w0
beta	2*eta/(rho*R0^2)
xinit	0.002
drive	0[Pa]
V0	4*pi*R0^3/3
Escale	p0*V0