Kinematic Singularities and Constraints of Helicity Amplitudes

• 25 May 1969
• journal article
• research article
• Published by American Physical Society (APS) in Physical Review B
• Vol. 181  (5) , 2154
• https://doi.org/10.1103/physrev.181.2154.3

Abstract

Keywords

• HELICITY AMPLITUDES
• CONSTRAINTS OF HELICITY
• KINEMATIC SINGULARITIES AND CONSTRAINTS