rho_ice 920[kg/m^3] Ice density k_ice 2.56[W/(m*K)] Ice thermal conductivity Cp_ice 1.8[kJ/(kg*K)] Ice heat capacity L_ice 2.84[MJ/kg] Latent heat of sublimation D_vap 0.05[m^2/s] Effective diffusivity of vapor M_water 18[g/mol] Water molar mass M_air 29[g/mol] Air molar mass T_ice 230[K] Initial ice temperature T_c 200[K] Condenser temperature h_wall 10[W/(m^2*K)] Vial-wall heat transfer coefficient Z0 8[mm] Ice level H0 23[mm] Vial height R0 5[mm] Vial radius T0 230[K] External temperature P0 20[Pa] Vacuum chamber pressure