Evidence for a High Mass Enhancement in $K^+ K^-$ Photoproduction

The reaction γ p → K + K − p has been investigated with tagged photons in the energy range of 20 < E γ < 70 GeV. A structure in the 1.7 GeV mass region is observed and interpreted in terms of a recurrence of the ø.

PHOTON P: INELASTIC SCATTERING
INELASTIC SCATTERING: PHOTON P
PHOTON: TAGGED BEAM
TAGGED BEAM: PHOTON
MASS SPECTRUM: (K+ K-)
(K+ K-): MASS SPECTRUM
NEW PARTICLE: PHI(1690)
MASS: PHI(1690)
PHI(1690): MASS
WIDTH: PHI(1690)

References(5)

Figures(0)

Jet Like Structure in the Reaction $\gamma p \to \pi^+ \pi^- \pi^+ \pi^- \pi^+ \pi^- p$

Bonn-CERN-Ecole Poly-Glasgow-Lancaster-Manchester-Orsay-Paris-Rutherford-Sheffield

Collaboration

•

D. Aston
(
- Rutherford
)

et al.

- Nucl.Phys.B 166 (1980) 1-24
•
DOI:
- 10.1016/0550-3213(80)90487-3

Photoproduction of $K^+ K^-$ Pairs on Hydrogen at Photon Energies of 20-{GeV} to 36-{GeV}

Bonn-CERN-Ecole Poly-Glasgow-Lancaster-Manchester-Orsay-Paris-Rutherford-Sheffield

Collaboration

•

D. Aston
(
- Rutherford
)

et al.

- Nucl.Phys.B 172 (1980) 1-12
•
DOI:
- 10.1016/0550-3213(80)90156-X

AN AMPLITUDE ANALYSIS OF THE K+ K- SYSTEM PRODUCED IN THE REACTION PI- P ---> K+ K- N AT 10-GEV/C

BARI-BONN-CERN-GLASGOW-LIVERPOOL-MILAN-VIENNA

Collaboration

•

G. Costa
(
- INFN, Milan and
- Milan U.
)

et al.

- Nucl.Phys.B 175 (1980) 402-434
•
DOI:
- 10.1016/0550-3213(80)90020-6

Study of the Reaction $e^+ e^- \to K^0_S K^0_L$ in the Total Energy Range 1.4-{GeV} to 2.18-{GeV} and Interpretation of the $K^+$ and $K^0$ Form-factors

et al.

- Phys.Lett.B 99 (1981) 261-264
•
DOI:
- 10.1016/0370-2693(81)91122-9

Study of the Reaction $e^+ e^- \to K^+ K^-$ in the Total Energy Range 1400-{MeV} to 2060-{MeV}

et al.

- Phys.Lett.B 99 (1981) 257-260
•
DOI:
- 10.1016/0370-2693(81)91121-7

Evidence for a High Mass Enhancement in K+K−K^+ K^-K+K− Photoproduction

Citations per year

Jet Like Structure in the Reaction γp→π+π−π+π−π+π−p\gamma p \to \pi^+ \pi^- \pi^+ \pi^- \pi^+ \pi^- pγp→π+π−π+π−π+π−p

Photoproduction of K+K−K^+ K^-K+K− Pairs on Hydrogen at Photon Energies of 20-{GeV} to 36-{GeV}

AN AMPLITUDE ANALYSIS OF THE K+ K- SYSTEM PRODUCED IN THE REACTION PI- P ---> K+ K- N AT 10-GEV/C

Study of the Reaction e+e−→KS0KL0e^+ e^- \to K^0_S K^0_Le+e−→KS0​KL0​ in the Total Energy Range 1.4-{GeV} to 2.18-{GeV} and Interpretation of the K+K^+K+ and K0K^0K0 Form-factors

Study of the Reaction e+e−→K+K−e^+ e^- \to K^+ K^-e+e−→K+K− in the Total Energy Range 1400-{MeV} to 2060-{MeV}

Evidence for a High Mass Enhancement in $K^+ K^-$ Photoproduction

Jet Like Structure in the Reaction $\gamma p \to \pi^+ \pi^- \pi^+ \pi^- \pi^+ \pi^- p$

Photoproduction of $K^+ K^-$ Pairs on Hydrogen at Photon Energies of 20-{GeV} to 36-{GeV}

Study of the Reaction $e^+ e^- \to K^0_S K^0_L$ in the Total Energy Range 1.4-{GeV} to 2.18-{GeV} and Interpretation of the $K^+$ and $K^0$ Form-factors

Study of the Reaction $e^+ e^- \to K^+ K^-$ in the Total Energy Range 1400-{MeV} to 2060-{MeV}