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${{\mathit \Delta}{(1950)}}$ BREIT-WIGNER PHOTON DECAY AMPLITUDES

${{\mathit \Delta}{(1950)}}$ $\rightarrow$ ${{\mathit N}}{{\mathit \gamma}}$ , helicity-3/2 amplitude A$_{3/2}$

INSPIRE   PDGID:

B083A2

VALUE (GeV${}^{−1/2}$) DOCUMENT ID TECN  COMMENT $\bf{ -0.100\text{ to }-0.080\text{ }(\approx-0.090) }$ OUR ESTIMATE $-0.1181$ $\pm0.0193$ GOLOVATCH 2019 DPWA ${{\mathit \gamma}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit p}}$ $-0.074$ $\pm0.002$ 1 HUNT 2019 DPWA Multichannel $-0.094$ $\pm0.004$ ANISOVICH 2017 DPWA Multichannel $-0.096$ $\pm0.004$ WORKMAN 2012 A DPWA ${{\mathit \gamma}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit N}}{{\mathit \pi}}$ • • We do not use the following data for averages, fits, limits, etc. • • $-0.094$ $\pm0.004$ SOKHOYAN 2015 A DPWA Multichannel $-0.094$ $\pm0.004$ GUTZ 2014 DPWA Multichannel $-0.094$ $\pm0.005$ ANISOVICH 2012 A DPWA Multichannel $-0.083$ $\pm0.001$ 1 SHRESTHA 2012 A DPWA Multichannel $-0.121$ DRECHSEL 2007 DPWA ${{\mathit \gamma}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$ 1  Statistical error only.

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