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Amplitudes for the Exotic b1π Decay (view source)
Revision as of 01:28, 16 August 2011
, 01:28, 16 August 2011→Summing over polarizations
=== Summing over polarizations ===
=== Summing over polarizations ===
The intensity would then require an incoherent summation of amplitudes with laboratory x and y polarization.
The intensity would then require an incoherent summation of amplitudes with laboratory x and y polarization, and over the unmeasured helicities of the incident and final-state nucleons.
:<math>I=
:<math>I=
\frac{1+f}{2}\left|\sum_{L_X \epsilon_R} A_{L_X\;-1\;\epsilon_R}^{J_X}\right|^2 +
\frac{1+f}{2}\left|\sum_{L_X \epsilon_R} A_{L_X\;-1\;\epsilon_R}^{J_X}\right|^2 +