The most general form of the scattering matrix in spin space for two spin {} particles is derived subject to invariance under rotation, reflection, and time-reversal. The result may be used to prove a relationship important for polarization experiments and previously stated without proof.
No takes yet. Share an insight, caveat, or question.
Wolfenstein et al. (1952) studied this question.
Synapse has enriched 3 closely related papers on similar clinical questions. Consider them for comparative context: