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${{\mathit \Delta}{(1920)}}$ PHOTON DECAY AMPLITUDES AT THE POLE

${{\mathit \Delta}{(1920)}}$ $\rightarrow$ ${{\mathit N}}{{\mathit \gamma}}$ , helicity-1/2 amplitude A$_{1/2}$

INSPIRE  

MODULUS (GeV${}^{−1/2}$) PHASE ($^\circ{}$) DOCUMENT ID TECN  COMMENT $ 0.110 \pm0.030 $ $-50 \pm20$ SOKHOYAN 2015 A DPWA Multichannel $ 0.190 {}^{+0.050}_{-0.022} $ $-160 {}^{+24}_{-11}$ ROENCHEN 2014 DPWA • • We do not use the following data for averages, fits, limits, etc. • • $ -0.192 $ $46$ ROENCHEN 2015 A DPWA Multichannel

References:

ROENCHEN 2015A EPJ A51 70 ${{\mathit \eta}}$ Photoproduction in a Combined Analysis of Pion- and Photon-Induced Reactions SOKHOYAN 2015A EPJ A51 95 High-Statistics Study of the Reaction ${{\mathit \gamma}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit p}}$2 ${{\mathit \pi}^{0}}$ ROENCHEN 2014 EPJ A50 101 Photocouplings at the Pole from Pion Photoproduction Also EPJ A51 63 (errat.) Erratum to ROENCHEN 2014 : Photocouplings at the Pole from Pion Photoproduction

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