Polarization analysis in $e^{+}{e}^{-}\to J/\psi \to$ baryon-antibaryon pairs

Zhe Zhang, Tianbo Liu, Rong-Gang Ping +2

We present a comprehensive polarization analysis for the process $e^{+}{e}^{-}\to J/\psi \to$ baryon-antibaryon pairs~$B_1{\bar{B}}_2$. All possible helicity amplitude…