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${{\mathit \Delta}{(1950)}}$ BREIT-WIGNER WIDTH

INSPIRE   PDGID:

B083W

VALUE (MeV) DOCUMENT ID TECN  COMMENT $\bf{ 235\text{ to }335\text{ }(\approx285) }$ OUR ESTIMATE $230$ $\pm88$ GOLOVATCH 2019 DPWA ${{\mathit \gamma}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit p}}$ $241$ $\pm10$ 1 HUNT 2019 DPWA Multichannel $251$ $\pm8$ ANISOVICH 2017 DPWA Multichannel $271.1$ $\pm1.1$ 1 ARNDT 2006 DPWA ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$ , ${{\mathit \eta}}{{\mathit N}}$ $340$ $\pm50$ CUTKOSKY 1980 IPWA ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$ $224$ $\pm10$ HOEHLER 1979 IPWA ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$ • • We do not use the following data for averages, fits, limits, etc. • • $251$ $\pm8$ SOKHOYAN 2015 A DPWA Multichannel $251$ $\pm8$ GUTZ 2014 DPWA Multichannel $246$ $\pm10$ ANISOVICH 2012 A DPWA Multichannel $259$ $\pm4$ 1 SHRESTHA 2012 A DPWA Multichannel $245$ $\pm12$ VRANA 2000 DPWA Multichannel 1  Statistical error only.

References:

GOLOVATCH 2019 PL B788 371 First results on nucleon resonance photocouplings from the $\gamma p \to \pi^+\pi^-p$ reaction HUNT 2019 PR C99 055205 Updated determination of $N^*$ resonance parameters using a unitary, multichannel formalism ANISOVICH 2017 PL B766 357 Evidence for ${{\mathit \Delta}{(2200)}}7/2{}^{-}$ from Photoproduction and Consequence for Chiral-Symmetry Restoration at High Mass SOKHOYAN 2015A EPJ A51 95 High-Statistics Study of the Reaction ${{\mathit \gamma}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit p}}$2 ${{\mathit \pi}^{0}}$ GUTZ 2014 EPJ A50 74 High Statistics Study of the Reaction ANISOVICH 2012A EPJ A48 15 Properties of Baryon Resonances from a Multichannel Partial Wave Analysis SHRESTHA 2012A PR C86 055203 Multichannel Parametrization of ${{\mathit \pi}}{{\mathit N}}$ Scattering Amplitudes and Extraction of Resonance Parameters ARNDT 2006 PR C74 045205 Extended Partial-Wave Analysis of ${{\mathit \pi}}{{\mathit N}}$ Scattering Data VRANA 2000 PRPL 328 181 Baryon Resonance Extraction from ${{\mathit \pi}}$ N Data using a Unitary Multichannel Model CUTKOSKY 1980 Toronto Conf. 19 Pion $−$ Nucleon Partial Wave Analysis Also PR D20 2839 Pion Nucleon Partial Wave Amplitudes HOEHLER 1979 PDAT 12-1 Handbook of Pion Nucleon Scattering Also Toronto Conf. 3 The Karlsruhe-Helsinki ${{\mathit \pi}}{{\mathit N}}$ Elastic Partial Wave Analysis