High-Energy Photoproduction of ρ ′ ( 1600 )

We observe a resonance in the diffractively photoproduced two pion final state with a mass of approx. 1600 MeV and a width of approx. 300 MeV. The four pion distribution is characterized by a width of approx. 600 MeV and peaks around 1500 MeV.

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Bibliographische Detailangaben
Veröffentlicht in:	Phys. Rev. Lett.; (United States) 1979-01, Vol.43 (23), p.1691-1694
Hauptverfasser:	Atiya, M. S., Holmes, S. D., Knapp, B. C., Lee, W., Seto, R., Wisniewski, W. J., Avery, P., Butler, J., Gladding, G., Goodman, M. C., O'Halloran, T., Russell, J. J., Wattenberg, A., Wiss, J., Binkley, M., Cumulat, J. P., Gaines, I., Gormley, M., Loveless, R. L., Peoples, J.
Format:	Artikel
Sprache:	eng
Schlagworte:	645101 - High Energy Physics- Particle Interactions & Properties-Experimental- Electromagnetic Interactions & Properties BASIC INTERACTIONS BOSONS BREIT-WIGNER FORMULA CHERENKOV COUNTERS DIFFRACTION MODELS ELECTROMAGNETIC INTERACTIONS ELEMENTARY PARTICLES ENERGY ENERGY RANGE GAMMA SPECTRA GEV RANGE GEV RANGE 10-100 HADRONS INTERACTIONS MASS SPECTRA MATHEMATICAL MODELS MEASURING INSTRUMENTS MESON RESONANCES MESONS PAIR PRODUCTION PARTICLE IDENTIFICATION PARTICLE INTERACTIONS PARTICLE MODELS PARTICLE PRODUCTION PARTICLE PROPERTIES PARTICLE WIDTHS PHOTOPRODUCTION PHYSICS OF ELEMENTARY PARTICLES AND FIELDS PIONS PSEUDOSCALAR MESONS RADIATION DETECTORS RESONANCE PARTICLES RHO-1600 RESONANCES SPECTRA THRESHOLD ENERGY VECTOR MESONS
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Beschreibung
Zusammenfassung:	We observe a resonance in the diffractively photoproduced two pion final state with a mass of approx. 1600 MeV and a width of approx. 300 MeV. The four pion distribution is characterized by a width of approx. 600 MeV and peaks around 1500 MeV.
ISSN:	0031-9007
DOI:	10.1103/PhysRevLett.43.1691