Study of untagged. gamma gamma. -->. pi. /sup +/. pi. /sup -/ at PEP
Thesis/Dissertation
·
OSTI ID:5880369
The two-photon reaction leading to ..pi../sup +/ ..pi../sup -/ was studied with untagged events in the PEP4 TPC detector with 55 pb/sup -1/ integrated luminosity at 29 GeV at PEP. The electron component of the QED background has been subtracted using the dE/dx particle identification in the TPC. This observed electron distribution has been used to understand the detector acceptance and in turn provide reliable muon background subtraction. The analysis of the mass and w..gamma.. width of the f/sup 0/ meson is presented. The pion high mass continuum is also discussed.
- Research Organization:
- California Univ., Riverside (USA)
- OSTI ID:
- 5880369
- Country of Publication:
- United States
- Language:
- English
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Thesis/Dissertation
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OSTI ID:5796369
Strange meson production in e/sup +/e/sup -/ annihilation at 29. 0 GeV
Thesis/Dissertation
·
Mon Dec 31 23:00:00 EST 1984
·
OSTI ID:5137745
Evidence for spin-one resonance production in the reaction [gamma][gamma][sup *][r arrow][pi][sup +][pi][sup [minus]][pi][sup 0][pi][sup 0]
Journal Article
·
Sun Oct 31 23:00:00 EST 1993
· Physical Review, D (Particles Fields); (United States)
·
OSTI ID:5925405
Related Subjects
645101* -- High Energy Physics-- Particle Interactions & Properties-Experimental-- Electromagnetic Interactions & Properties
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
BACKGROUND RADIATION
BASIC INTERACTIONS
BOSONS
DATA
ELECTROMAGNETIC INTERACTIONS
ELEMENTARY PARTICLES
ENERGY RANGE
EXPERIMENTAL DATA
F-1260 RESONANCES
GEV RANGE
GEV RANGE 10-100
HADRONS
INFORMATION
INTERACTIONS
MASS
MESONS
NUMERICAL DATA
PAIR PRODUCTION
PARTICLE INTERACTIONS
PARTICLE PROPERTIES
PARTICLE WIDTHS
PEP STORAGE RINGS
PHOTON-PHOTON INTERACTIONS
PIONS
PSEUDOSCALAR MESONS
RADIATIONS
REST MASS
STORAGE RINGS
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
BACKGROUND RADIATION
BASIC INTERACTIONS
BOSONS
DATA
ELECTROMAGNETIC INTERACTIONS
ELEMENTARY PARTICLES
ENERGY RANGE
EXPERIMENTAL DATA
F-1260 RESONANCES
GEV RANGE
GEV RANGE 10-100
HADRONS
INFORMATION
INTERACTIONS
MASS
MESONS
NUMERICAL DATA
PAIR PRODUCTION
PARTICLE INTERACTIONS
PARTICLE PROPERTIES
PARTICLE WIDTHS
PEP STORAGE RINGS
PHOTON-PHOTON INTERACTIONS
PIONS
PSEUDOSCALAR MESONS
RADIATIONS
REST MASS
STORAGE RINGS