Files
beta_shape_pnpi/beta_spectrum/constants.py
T
unzhakov 0c5c53688d MVP Correction Implemented
Add implementation for the basic set of spectrum components:

Primary
-------
- Phase Space
- Fermi Function

Corrections
-----------

- Atomic:
  - Screening
  - Atomic exchange
- E/M and finite size:
  - Finite nucleus size and charge distribution
  - Radiative
2026-04-10 15:32:47 +03:00

6 lines
178 B
Python

# constants.py
ALPHA = 1 / 137.035999084 # fine-structure constant
HBAR_C_MEV_FM = 197.3269804 # MeV * fm
ME_MEV = 0.510998950 # MeV / c^2
MP_MEV = 938.272088816 # MeV / c^2