REAL PART
|
$1830\text{ to }1890\text{ }(\approx1860) $ MeV
|
|
$-2{\times }$IMAGINARY PART
|
$200\text{ to }400\text{ }(\approx300) $ MeV
|
|
MODULUS $\vert \mathit r\vert $
|
$20\text{ to }30\text{ }(\approx25) $ MeV
|
|
PHASE $\theta $
|
$-180\text{ to }-80\text{ }(\approx-130) $ $^\circ{}$
|
|
Normalized residue in ${{\mathit N}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit \Delta}{(1910)}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit K}}$
|
|
Normalized residue in ${{\mathit N}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit \Delta}{(1910)}}$ $\rightarrow$ ${{\mathit \Delta}}{{\mathit \pi}}$ , ${\mathit P}{\mathrm -wave}$
|
|
Normalized residue in ${{\mathit N}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit \Delta}{(1910)}}$ $\rightarrow$ ${{\mathit \Delta}{(1232)}}{{\mathit \eta}}$
|
|
Normalized residue in ${{\mathit N}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit \Delta}{(1910)}}$ $\rightarrow$ ${{\mathit N}{(1440)}}{{\mathit \pi}}$
|
|
${{\mathit \Delta}{(1910)}}$ BREIT-WIGNER MASS
|
$1850\text{ to }1950\text{ }(\approx1900) $ MeV
|
|
${{\mathit \Delta}{(1910)}}$ BREIT-WIGNER WIDTH
|
$200\text{ to }400\text{ }(\approx300) $ MeV
|
|
${{\mathit \Delta}{(1910)}}$ $\rightarrow$ ${{\mathit N}}{{\mathit \gamma}}$ , helicity-1/2 amplitude A$_{1/2}$
|
|
${{\mathit \Delta}{(1910)}}$ $\rightarrow$ ${{\mathit N}}{{\mathit \gamma}}$ , helicity-1/2 amplitude A$_{1/2}$
|
$0.010\text{ to }0.030\text{ }(\approx0.020) $ GeV${}^{−1/2}$
|
|
The following branching fractions are our estimates, not fits or averages.
|
Mode |
Fraction ($\Gamma_i$ / $\Gamma$) |
Scale Factor/ Conf. Level |
P (MeV/c) |
$\Gamma_{1}$ | ${{\mathit N}}{{\mathit \pi}}$ | | $15 - 30\%$ | | 710 |
| $\Gamma_{2}$ | ${{\mathit \Sigma}}{{\mathit K}}$ | | $4 - 14\%$ | | 410 |
| $\Gamma_{3}$ | ${{\mathit N}}{{\mathit \pi}}{{\mathit \pi}}$ | | | | 686 |
| $\Gamma_{4}$ | ${{\mathit \Delta}{(1232)}}{{\mathit \pi}}$ | | $34 - 66\%$ | | 539 |
| $\Gamma_{5}$ | ${{\mathit N}{(1440)}}{{\mathit \pi}}$ | | $3 - 9\%$ | | 386 |
| $\Gamma_{6}$ | ${{\mathit \Delta}{(1232)}}{{\mathit \eta}}$ | | $5 - 13\%$ | | 310 |
| $\Gamma_{7}$ | ${{\mathit N}}{{\mathit \gamma}}$ , helicity=1/2 | | $0.0 - 0.02\%$ | | 718 |
|
|