Observation of a narrow enhancement in phiKK and phiππ final states produced in 400-GeV p-N interactions

Green, D.R.; Fenker, H.C.; Lai, K.W.

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Observation of a narrow enhancement in phiKK and phiππ final states produced in 400-GeV p-N interactions

Green, D.R.; Fenker, H.C.; Lai, K.W.1986

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AbstractAbstract

[en] We observe a narrow enhancement in phiK⁺K^- and phiπ⁺π^- final states, with a mass of 2.141 +- 0.012 +- 0.010 GeV/c² and width of 0.049 +- 0.028 GeV/c². The relative branching ratio is B(M→phiK⁺K^-)/B(M→phiπ⁺π^- ) = 0.49 +- 0.16, inconsistent with M being a qq-bar state

Primary Subject

PHYSICS OF ELEMENTARY PARTICLES AND FIELDS (A2230)

Record Type

Journal Article

Journal

Physical Review Letters; ISSN 0031-9007;

; CODEN PRLTA; v. 56(16); p. 1639-1642

Country of publication

United States

Descriptors (DEI)

BOUND STATE, BRANCHING RATIO, CABIBBO ANGLE, GEV RANGE 100-1000, INCLUSIVE INTERACTIONS, KAONS, MASS SPECTRA, MESON RESONANCES, MONTE CARLO METHOD, PARTICLE PRODUCTION, PARTICLE WIDTHS, PHI-1019 RESONANCES, PIONS, PROTON-NUCLEON INTERACTIONS, QUANTUM CHROMODYNAMICS

Descriptors (DEC)

BARYON-BARYON INTERACTIONS, BOSONS, ELEMENTARY PARTICLES, ENERGY RANGE, FIELD THEORIES, GEV RANGE, HADRON-HADRON INTERACTIONS, HADRONS, INTERACTIONS, MESONS, NUCLEON-NUCLEON INTERACTIONS, PARTICLE INTERACTIONS, PARTICLE PROPERTIES, PSEUDOSCALAR MESONS, QUANTUM FIELD THEORY, RESONANCE PARTICLES, SPECTRA, STRANGE PARTICLES

Reference NumberReference Number

17075986

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