R0 50[nm] "Radius of nanowire" m 0 "Azimuthal quantum number" meff 0.067*me_const "Electron effective mass of GaAs" epsr 12.9 "Dielectric constant of GaAs" Nd 2*10^18[cm^-3] Doping T 10[K] Temperature kT k_B_const*T "Thermal energy" beta 1/kT 1/kT N0TF 1/4*(2*meff/(pi*beta*hbar_const^2))^(3/2) "Effective DOS, Thomas-Fermi approx" Ef 0[eV] "Fermi energy level" V_R0 -(Ef+0.7[eV])/e_const "Electric potential at surface of nanowire"