${{\mathit N}{(1440)}}$ BREIT-WIGNER PHOTON DECAY AMPLITUDES
${{\mathit N}{(1440)}}$ $\rightarrow$ ${{\mathit n}}{{\mathit \gamma}}$ , helicity-1/2 amplitude A$_{1/2}$
INSPIRE search
B061A2 |
$\bf{
0.035\text{ to }0.055\text{ }(\approx0.045) }$
|
OUR ESTIMATE
|
$0.013$ $\pm0.012$ |
1 |
|
DPWA |
$0.053$ $\pm0.007$ |
|
|
DPWA |
$0.048$ $\pm0.004$ |
1 |
|
DPWA |
• • • We do not use the following data for averages, fits, limits, etc. • • • |
$0.043$ $\pm0.012$ |
|
|
DPWA |
$0.040$ $\pm0.005$ |
1 |
|
DPWA |
$0.054$ |
|
|
DPWA |
$0.121$ |
|
|
DPWA |
1
Statistical error only.
|
|
References: |
|
PR C99 055205
|
Updated determination of $N^*$ resonance parameters using a unitary, multichannel formalism |
|
PR C96 055202
|
Neutron helicity amplitudes |
|
EPJ A49 67
|
Helicity Amplitudes for Photoexcitation of Nucleon Resonances off Neutrons |
|
PR C86 015206
|
Amplitude Analysis of ${{\mathit \gamma}}$ ${{\mathit n}}$ $\rightarrow$ ${{\mathit \pi}^{-}}{{\mathit p}}$ Data above 1 GeV |
|
PR C86 055203
|
Multichannel Parametrization of ${{\mathit \pi}}{{\mathit N}}$ Scattering Amplitudes and Extraction of Resonance Parameters |
|
EPJ A34 69
|
Unitary Isobar Model $−$ MAID2007 |
|
PR C66 055212
|
Vector Meson Production and Nucleon Resonance Analysis in a Coupled Channel Approach for Energies ${\mathit m}_{{{\mathit N}}}$ $<$ $\sqrt {s }$ $<$ 2 GeV. 2. Photon Induced Results |
|