Implications of recent M sub Z , W and neutral-current measurements for the top-quark mass
Journal Article
·
· Physical Review Letters; (USA)
- Department of Physics, University of Pennsylvania, Philadelphia, Pennsylvania 19104-6396 (US)
The implications of precise new {ital Z}- and {ital W}-mass and weak-neutral-current data for the top-quark and Higgs-boson masses are analyzed. It is found that (a) sin{sup 2}{theta}{sub W}=0.226{plus minus}0.005 for arbitrary {ital m}{sub {ital t}} and for all {ital M}{sub {ital H}}{lt}1 TeV; (b) {ital m}{sub {ital t}}{lt}210 GeV at 90% C.L.; (c) {ital m}{sub {ital t}}{gt}40 GeV at 90% C.L., even if the direct lower limit {ital m}{sub {ital t}}{gt}78 GeV does not apply; and (d) there is no constraint on the Higgs-boson mass.
- OSTI ID:
- 5286530
- Journal Information:
- Physical Review Letters; (USA), Journal Name: Physical Review Letters; (USA) Vol. 63:18; ISSN PRLTA; ISSN 0031-9007
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
645203* -- High Energy Physics-- Particle Interactions & Properties-Theoretical-- Weak Interactions & Properties
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
ALGEBRAIC CURRENTS
BOSONS
CURRENTS
DATA ANALYSIS
ELEMENTARY PARTICLES
HIGGS BOSONS
INTERMEDIATE BOSONS
INTERMEDIATE VECTOR BOSONS
LIMITING VALUES
MASS
MATHEMATICAL MODELS
NEUTRAL CURRENTS
PARTICLE MODELS
POSTULATED PARTICLES
STANDARD MODEL
TOP PARTICLES
UNIFIED GAUGE MODELS
W MINUS BOSONS
W PLUS BOSONS
WEINBERG ANGLE
Z NEUTRAL BOSONS
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
ALGEBRAIC CURRENTS
BOSONS
CURRENTS
DATA ANALYSIS
ELEMENTARY PARTICLES
HIGGS BOSONS
INTERMEDIATE BOSONS
INTERMEDIATE VECTOR BOSONS
LIMITING VALUES
MASS
MATHEMATICAL MODELS
NEUTRAL CURRENTS
PARTICLE MODELS
POSTULATED PARTICLES
STANDARD MODEL
TOP PARTICLES
UNIFIED GAUGE MODELS
W MINUS BOSONS
W PLUS BOSONS
WEINBERG ANGLE
Z NEUTRAL BOSONS