pub fn spitzer_slowing_down_time(
mass_kg: f64,
charge_number: f64,
n_e_m3: f64,
t_e_kev: f64,
ln_lambda: f64,
) -> FusionResult<f64>Expand description
Spitzer slowing-down time [s] for a test particle on field electrons.
τ_s = 3(2π)^{3/2} ε₀² m_a T_e^{3/2} / (n_e Z_a² e⁴ m_e^{1/2} ln Λ)