pub fn hydrogen_energy_level_ev(n: u32) -> Option<f64>Expand description
Computes the hydrogen energy level in electron volts using E_n = -Ry / n^2.
Returns None when n == 0 or when the computed result is not finite.
ยงExamples
use use_quantum::{RYDBERG_ENERGY_EV, hydrogen_energy_level_ev};
assert_eq!(hydrogen_energy_level_ev(1), Some(-RYDBERG_ENERGY_EV));