h_air r_res "Height of air domain"
r_air r_res*1.5 "Radius of air domain"
r_res 30[um] "Radius of resonator"
r_cut r_res*0.5 "Geometry cutoff radius"
t_PML 1[um] "Thickness of PML"
n_m 250 "Azimuthal mode number"
n_res 1.4457 "Refractive index, real part"
k_res 1e-10 "Refractive index, imaginary part"
n_a 1 "Refractive index, host medium"
m n_res/n_a "Relative index of refraction"
nu_fsr c_const/(2*pi*n_res*r_res) "Free spectral range"
alpha 4*pi*k_res/(lam_res) "Attenuation coefficient"
Q_mat 2*pi*n_res/(alpha*lam_res) "Material losses"
damp 0.5*omega_res/Q_mat "Damping from material losses"