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${{\mathit \Delta}{(1930)}}$ BREIT-WIGNER WIDTH

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B013W

VALUE (MeV) DOCUMENT ID TECN  COMMENT $\bf{ 200\text{ to }400\text{ }(\approx300) }$ OUR ESTIMATE $500$ $\pm160$ 1 HUNT 2019 DPWA Multichannel $773$ $\pm187$ ARNDT 2006 DPWA ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$ , ${{\mathit \eta}}{{\mathit N}}$ $320$ $\pm60$ CUTKOSKY 1980 IPWA ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$ $195$ $\pm60$ HOEHLER 1979 IPWA ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit N}}$ • • We do not use the following data for averages, fits, limits, etc. • • $235$ $\pm39$ 1 SHRESTHA 2012 A DPWA Multichannel $316$ $\pm237$ VRANA 2000 DPWA Multichannel 1  Statistical error only.

References:

HUNT 2019 PR C99 055205 Updated determination of $N^*$ resonance parameters using a unitary, multichannel formalism 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