Contribution of "Leakage" Matrix Elements to the Form Factors in $K_{l 3}$ Decay

1 January 1968

journal article
research article
Published by American Physical Society (APS) in Physical Review Letters

Vol. 20 (1) , 32-35
https://doi.org/10.1103/physrevlett.20.32

Abstract

A theoretical expression for the form factor

f_{-} (t)

K_{l 3}

decay is obtained from a sum rule based on the hadron weak-current commutation relations. The "leakage" matrix elements are found to make an important contribution to

f_{-} (t)

Keywords

This publication has 7 references indexed in Scilit:

On the q2 dependence of the Kl3 form factors
Physics Letters B, 1967
Analysis of $K_{l 3}$ Form-Factor Data
Physical Review Letters, 1967
Measurement of the Branching Ratios of ${K_{μ 2}}^{+}$ , ${K_{π 2}}^{+}$ , ${K_{e 3}}^{+}$ , and ${K_{μ 3}}^{+}$
Physical Review B, 1967
Equal-Time Commutators and $K$ -Meson Decays
Physical Review Letters, 1966
Symmetry-breaking corrections to weak vector currents
Il Nuovo Cimento (1869-1876), 1965
Renormalization effects for partially conserved currents
Physics Physique Fizika, 1965
Three-Body Leptonic Decays of the $K$ Mesons
Physical Review B, 1963

Contribution of "Leakage" Matrix Elements to the Form Factors inKl3Decay

Abstract

Keywords

Contribution of "Leakage" Matrix Elements to the Form Factors in $K_{l 3}$ Decay