${{\mathit \Delta}{(1232)}}$ PHOTON DECAY AMPLITUDES AT THE POLE

${{\mathit \Delta}{(1232)}}$ $\rightarrow$ ${{\mathit N}}{{\mathit \gamma}}$ , helicity-3/2 amplitude A$_{3/2}$

INSPIRE search
MODULUS (GeV${}^{−1/2}$) PHASE ($^\circ{}$) DOCUMENT ID TECN  COMMENT
$ -0.229 {}^{+0.003}_{-0.004} $ 3+0.3-0.4
ROENCHEN
2014
DPWA
• • We do not use the following data for averages, fits, limits, etc. • •
$ -0.226 $ 2.8
ROENCHEN
2015A
DPWA Multichannel
References:
ROENCHEN 2015A
EPJ A51 70 ${{\mathit \eta}}$ Photoproduction in a Combined Analysis of Pion- and Photon-Induced Reactions
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