Direct CP -violating rare kaon decays with charged Higgs bosons
Journal Article
·
· Physical Review, D (Particles Fields); (United States)
- Laboratoire de Physique Nucleaire, Universite de Montreal, Case Postale 6128, Succursale A, Montreal, Quebec, H3C3J7 (Canada)
We obtain the constraints on the Cabibbo-Kobayashi-Maskawa matrix elements and on the charged-Higgs-boson parameters in the two-Higgs-doublet model. Using these we find that the branching ratios for the direct {ital CP}-violating contributions to the rare decays {ital K}{sub {ital L}}{r arrow}{pi}{sup 0}{ital e+}{ital e{minus}} and {ital K}{sub {ital L}}{r arrow}{pi}{sup 0}{nu}{bar {nu}} vary in a wide range. The 90% C.L. upper bounds for the {ital CP}-violating branching ratios are significantly enhanced relative to the standard model, which could reach 5{times}10{sup {minus}11} and 4{times}10{sup {minus}10}, respectively. We also find a possibly large {ital T}-violating observable in {ital K}{sup +}{r arrow}{pi}{sup +}{mu}{sup +}{mu}{sup {minus}}.
- OSTI ID:
- 7012112
- Journal Information:
- Physical Review, D (Particles Fields); (United States), Journal Name: Physical Review, D (Particles Fields); (United States) Vol. 46:7; ISSN PRVDA; ISSN 0556-2821
- Country of Publication:
- United States
- Language:
- English
Similar Records
Rare kaon and [ital b][r arrow][ital s][gamma] decays in the two-Higgs-doublet model
/ital CP/-violating decay /ital K//sub /ital L///sup 0//r arrow/. pi. /sup 0/. nu. /nu/bar //
Constraints on t -quark mass and quark mixings from K sub L r arrow. mu. mu. , and relations to other rare decays
Conference
·
Fri Jan 31 23:00:00 EST 1992
· AIP Conference Proceedings (American Institute of Physics); (United States)
·
OSTI ID:5518842
/ital CP/-violating decay /ital K//sub /ital L///sup 0//r arrow/. pi. /sup 0/. nu. /nu/bar //
Journal Article
·
Thu Jun 01 00:00:00 EDT 1989
· Phys. Rev. D; (United States)
·
OSTI ID:6391866
Constraints on t -quark mass and quark mixings from K sub L r arrow. mu. mu. , and relations to other rare decays
Journal Article
·
Sat Mar 31 23:00:00 EST 1990
· Physical Review, D (Particles Fields); (USA)
·
OSTI ID:6828429
Related Subjects
662230 -- Quantum Chromodynamics-- (1992-)
662350* -- Decays of Mesons-- (1992-)
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
ANTILEPTONS
ANTIMATTER
ANTINEUTRINOS
ANTIPARTICLES
BOSONS
BRANCHING RATIO
CABIBBO ANGLE
CHARGED PARTICLES
CP INVARIANCE
DECAY
ELECTRONS
ELEMENTARY PARTICLES
FERMIONS
FIELD THEORIES
HADRONS
HIGGS BOSONS
INVARIANCE PRINCIPLES
KAONS
LEPTONS
MASSLESS PARTICLES
MATHEMATICAL MODELS
MATRIX ELEMENTS
MATTER
MESONS
MUONS
NEUTRINOS
PARTICLE DECAY
PARTICLE MODELS
PARTICLE PRODUCTION
PIONS
PIONS NEUTRAL
POSITRONS
POSTULATED PARTICLES
PSEUDOSCALAR MESONS
QUANTUM CHROMODYNAMICS
QUANTUM FIELD THEORY
STANDARD MODEL
STRANGE MESONS
STRANGE PARTICLES
T INVARIANCE
UNIFIED GAUGE MODELS
662350* -- Decays of Mesons-- (1992-)
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
ANTILEPTONS
ANTIMATTER
ANTINEUTRINOS
ANTIPARTICLES
BOSONS
BRANCHING RATIO
CABIBBO ANGLE
CHARGED PARTICLES
CP INVARIANCE
DECAY
ELECTRONS
ELEMENTARY PARTICLES
FERMIONS
FIELD THEORIES
HADRONS
HIGGS BOSONS
INVARIANCE PRINCIPLES
KAONS
LEPTONS
MASSLESS PARTICLES
MATHEMATICAL MODELS
MATRIX ELEMENTS
MATTER
MESONS
MUONS
NEUTRINOS
PARTICLE DECAY
PARTICLE MODELS
PARTICLE PRODUCTION
PIONS
PIONS NEUTRAL
POSITRONS
POSTULATED PARTICLES
PSEUDOSCALAR MESONS
QUANTUM CHROMODYNAMICS
QUANTUM FIELD THEORY
STANDARD MODEL
STRANGE MESONS
STRANGE PARTICLES
T INVARIANCE
UNIFIED GAUGE MODELS