Open and hidden charm muoproduction. [209 GeV]
Conference
·
OSTI ID:5001744
New results are presented on open and hidden charm and bottom production by 209-GeV muons interacting in a magnetized steel calorimeter. The upper limit on the production of T states by muons is sigma(..mu..N ..-->.. ..mu..UPSILONX)B(UPSILON ..-->.. ..mu mu..) < 22 x 10/sup -39/ cm/sup 2/ (90% confidence level). The distributions of elastically produced psi's are consistent with s-channel helicity conservation (SCHC) and disagree with psi dominance. From analysis of dimuon final states the cross section for diffractive charm muoproduction is 6.9/sub -1.4/sup +1.9/ nb. The structure function F/sub 2/(c anti c) for diffractive charmed-quark pair production is presented. 5 figures, 2 tables.
- Research Organization:
- California Univ., Berkeley (USA). Lawrence Berkeley Lab.; Fermi National Accelerator Lab., Batavia, IL (USA); Princeton Univ., NJ (USA). Joseph Henry Labs.
- DOE Contract Number:
- W-7405-ENG-48; AC02-76CH03000; AC02-76ER03072
- OSTI ID:
- 5001744
- Report Number(s):
- LBL-11561; FERMILAB-CONF-80/84-exp; COO-3072-116; CONF-800724-40; TRN: 80-018166
- Resource Relation:
- Conference: 20. international conference on high energy physics, Madison, WI, USA, 17 Jul 1980
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
CHARM PARTICLES
STRUCTURE FUNCTIONS
MUON-NUCLEON INTERACTIONS
CROSS SECTIONS
PSI RESONANCES
PARTICLE PRODUCTION
UPSILON RESONANCES
DIFFRACTION MODELS
DRIFT CHAMBERS
EXPERIMENTAL DATA
GEV RANGE 100-1000
LIMITING VALUES
MULTIWIRE PROPORTIONAL CHAMBERS
SHOWER COUNTERS
BOSONS
DATA
ELEMENTARY PARTICLES
ENERGY RANGE
FUNCTIONS
GEV RANGE
HADRONS
INFORMATION
INTERACTIONS
LEPTON-BARYON INTERACTIONS
LEPTON-HADRON INTERACTIONS
LEPTON-NUCLEON INTERACTIONS
MATHEMATICAL MODELS
MEASURING INSTRUMENTS
MESON RESONANCES
MESONS
NUMERICAL DATA
PARTICLE INTERACTIONS
PARTICLE MODELS
POSTULATED PARTICLES
PROPORTIONAL COUNTERS
RADIATION DETECTORS
RESONANCE PARTICLES
VECTOR MESONS
645101* - High Energy Physics- Particle Interactions & Properties-Experimental- Electromagnetic Interactions & Properties
CHARM PARTICLES
STRUCTURE FUNCTIONS
MUON-NUCLEON INTERACTIONS
CROSS SECTIONS
PSI RESONANCES
PARTICLE PRODUCTION
UPSILON RESONANCES
DIFFRACTION MODELS
DRIFT CHAMBERS
EXPERIMENTAL DATA
GEV RANGE 100-1000
LIMITING VALUES
MULTIWIRE PROPORTIONAL CHAMBERS
SHOWER COUNTERS
BOSONS
DATA
ELEMENTARY PARTICLES
ENERGY RANGE
FUNCTIONS
GEV RANGE
HADRONS
INFORMATION
INTERACTIONS
LEPTON-BARYON INTERACTIONS
LEPTON-HADRON INTERACTIONS
LEPTON-NUCLEON INTERACTIONS
MATHEMATICAL MODELS
MEASURING INSTRUMENTS
MESON RESONANCES
MESONS
NUMERICAL DATA
PARTICLE INTERACTIONS
PARTICLE MODELS
POSTULATED PARTICLES
PROPORTIONAL COUNTERS
RADIATION DETECTORS
RESONANCE PARTICLES
VECTOR MESONS
645101* - High Energy Physics- Particle Interactions & Properties-Experimental- Electromagnetic Interactions & Properties