$A_{1} \to ρ π$ and $ρ \to 2 π$ Decays

30 October 1967

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

Vol. 19 (18) , 1067-1070
https://doi.org/10.1103/physrevlett.19.1067

Abstract

An analysis of the

A_{1}

and the

ρ

decays is made using current algebra, partial conservation of axial-vector currents, and dispersion relations; the pions are treated as "soft" in the sense

K^{2} \to 0

instead of

K \to 0

which is usually assumed.

Keywords

This publication has 7 references indexed in Scilit:

New Approach to Algebra of Currents and Application to $K \to 2 π$ Decay
Physical Review Letters, 1967
Chiral dynamics
Physics Letters B, 1967
Precise Relations between the Spectra of Vector and Axial-Vector Mesons
Physical Review Letters, 1967
Data on Particles and Resonant States
Reviews of Modern Physics, 1967
Algebra of Current Components and Decay Widths of $ρ$ and $K^{*}$ Mesons
Physical Review B, 1966
On the existence of axial vector mesons
Physics Letters, 1966
Partially Conserved Axial-Vector Current and the Decays of Vector Mesons
Physical Review Letters, 1966

A1→ρπandρ→2πDecays

Abstract

Keywords

$A_{1} \to ρ π$ and $ρ \to 2 π$ Decays