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${{\mathit N}{(1720)}}$ BREIT-WIGNER PHOTON DECAY AMPLITUDES

${{\mathit N}{(1720)}}$ $\rightarrow$ ${{\mathit p}}{{\mathit \gamma}}$ , helicity-1/2 amplitude A$_{1/2}$

INSPIRE   PDGID:

B015A1

VALUE (GeV${}^{−1/2}$) DOCUMENT ID TECN  COMMENT $\bf{ 0.080\text{ to }0.120\text{ }(\approx0.100) }$ OUR ESTIMATE $0.0809$ $\pm0.0115$ GOLOVATCH 2019 DPWA ${{\mathit \gamma}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit p}}$ $0.068$ $\pm0.004$ 1 HUNT 2019 DPWA Multichannel $0.115$ $\pm0.045$ SOKHOYAN 2015 A DPWA Multichannel $-0.065$ $\pm0.002$ 1 SHKLYAR 2013 DPWA Multichannel $0.095$ $\pm0.002$ 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. • • $0.110$ $\pm0.045$ ANISOVICH 2012 A DPWA Multichannel $0.057$ $\pm0.003$ 1 SHRESTHA 2012 A DPWA Multichannel $0.073$ DRECHSEL 2007 DPWA ${{\mathit \gamma}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$ $0.097$ $\pm0.003$ DUGGER 2007 DPWA ${{\mathit \gamma}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$ $-0.053$ PENNER 2002 D DPWA Multichannel 1  Statistical error only.

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