Momentum-transfer contributions to the radiative corrections of the Dalitz plot of semileptonic decays of charged baryons with light or charm quarks

Journal Article · Sun Dec 01 04:00:00 EST 1991 · Physical Review, D (Particles Fields); (United States)

DOI:https://doi.org/10.1103/PhysRevD.44.3589· OSTI ID:5925845

Tun, D M; Juarez W, S R ^[1]; Garcia, A ^[2]

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1. Escuela Superior de Fisica y Matematicas, Instituto Politecnico Nacional, Edificio 9, Unidad Profesional Adolfo Lopez Mateos,'' Col. Lindavista C.P. 07738 Mexico, Distrito Federal, (Mexico)
2. Departamento de Fisica, Centro de Investigacion y de Estudios Avanzados, Instituto Politecnico Nacional, Apartado Postal 14-740, 07000 Mexico, Distrito Federal, (Mexico)

We obtain an expression for the Dalitz plot of semileptonic decays of charged baryons, including radiative corrections with all the terms of the order {alpha} times the momentum transfer. The model dependence of the radiative corrections is kept in a general form which is suitable for model-independent experimental analysis. The bremsstrahlung contribution is given in two ways. The first one leaves the triple integration over the photon variables to be performed numerically and the second one is completely analytic. Our result is suitable for high-statistics decays of ordinary baryons as well as for medium-statistics decays of charm baryons.

• OSTI ID: 5925845
• Journal Information: Physical Review, D (Particles Fields); (United States), Journal Name: Physical Review, D (Particles Fields); (United States) Vol. 44:11; ISSN PRVDA; ISSN 0556-2821
• Country of Publication: United States
• Language: English

Related Subjects

662360* -- Decays of Baryons-- (1992-)
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
BARYONS
BREMSSTRAHLUNG
CHARGED PARTICLES
CHARM PARTICLES
CORRECTIONS
DALITZ PLOT
DECAY
DIAGRAMS
ELECTROMAGNETIC RADIATION
ELEMENTARY PARTICLES
FERMIONS
FORM FACTORS
HADRONS
INFRARED DIVERGENCES
MOMENTUM TRANSFER
PARTICLE DECAY
PARTICLE PROPERTIES
POSTULATED PARTICLES
QUARKS
RADIATIONS
RADIATIVE CORRECTIONS
SCATTERPLOTS
SEMILEPTONIC DECAY
WEAK PARTICLE DECAY