Positivity properties in elastic scattering of particles with arbitrary spins
Abstract
We prove the positivity of the coefficients of the expansion in Legendre polynomials of (dσA/dt)(s, cos θ), the absorptive contribution to the elastic unpolarized differential cross-section for particles with arbitrary spins.
- Publication:
-
Physics Letters B
- Pub Date:
- November 1976
- DOI:
- 10.1016/0370-2693(76)90014-9
- Bibcode:
- 1976PhLB...65..139M