Published 2011 | Version v1
Journal article Metadata-only

Limits on new physics from exclusive B →D(*)l anti ν decays

Creators

  • 1. Universitaet Siegen, Theoretische Physik 1 (Germany)

Description

Exclusive B →D(*)l anti ν decays are studied with a non-standard-model form of the hadronic current. This current is extended by additional right-handed vector as well as left- and right-handed scalar and tensor contributions. We discuss the decay rates in the Isgur-Wise limit and study the O(αs) corrections to the observables under study. Using latest data and calculations of the form factors at the non-recoil point of exclusive semileptonic b →c decays constraints to the wrong helicity admixtures in the hadronic current are discussed.

Additional details

Identifiers

URL
http://www.dpg-verhandlungen.de;

Publishing Information

Journal Title
Verhandlungen der Deutschen Physikalischen Gesellschaft
Journal Issue
Karlsruhe 2011 issue
Series
Also available as printed version: Verhandlungen der Deutschen Physikalischen Gesellschaft v. 46(3)
Journal Page Range
[1 p.]
ISSN
0420-0195
CODEN
VDPEAZ

Conference

Title
2011 Spring meeting of the DPG with the professional associations gravitation and theory of relativity, particle physics, theoretical and mathematical fundamentals of the physics
Original Conference Title
DPG Fruehjahrstagung 2011 der Fachverbaende Gravitation und Relativitaetstheorie, Teilchenphysik, Theoretische und Mathematische Grundlagen der Physik
Dates
28 Mar - 1 Apr 2011
Place
Karlsruhe (Germany)

INIS

Country of Publication
Germany
Country of Input or Organization
Germany
INIS RN
44000450
Subject category
S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
Resource subtype / Literary indicator
Conference
Descriptors DEI
B MESONS; B QUARKS; CONFIGURATION MIXING; CORRECTIONS; FORM FACTORS; HELICITY; LIFETIME; PERTURBATION THEORY; QUANTUM CHROMODYNAMICS; SEMILEPTONIC DECAY; VECTOR CURRENTS
Descriptors DEC
ALGEBRAIC CURRENTS; BEAUTY MESONS; BEAUTY PARTICLES; BOSONS; CURRENTS; DECAY; DIMENSIONLESS NUMBERS; ELEMENTARY PARTICLES; FERMIONS; FIELD THEORIES; HADRONS; INTERACTIONS; MESONS; PARTICLE DECAY; PARTICLE PROPERTIES; PSEUDOSCALAR MESONS; QUANTUM FIELD THEORY; QUARKS; WEAK PARTICLE DECAY

Optional Information

Notes
Session: T 14.5 Do 17:45; No further information available