${{\boldsymbol \Delta}{(1620)}}$ PHOTON DECAY AMPLITUDES AT THE POLE

${{\boldsymbol \Delta}{(1620)}}$ $\rightarrow$ ${{\boldsymbol N}}{{\boldsymbol \gamma}}$ , helicity-1/2 amplitude A$_{1/2}$ INSPIRE search

MODULUS (GeV${}^{−1/2}$) PHASE ($^\circ{}$) DOCUMENT ID TECN  COMMENT
$ 0.054 \pm0.007 $ $-6 \pm7$
SOKHOYAN
2015A
DPWA Multichannel
$ -0.028 {}^{+0.006}_{-0.002} $ $-166 {}^{+1}_{-4}$
ROENCHEN
2014
DPWA
• • • We do not use the following data for averages, fits, limits, etc. • • •
$ 0.014 $ $26$
ROENCHEN
2015A
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