The European Physical Journal C

ISSN: 1434-6044 (printed version)
ISSN: 1434-6052 (electronic version)

Table of Contents

Abstract Volume 1 Issue 1/2 (1998) pp 235-241

theoretical physics:
Heavy to light baryon weak form factors in the lightcone constituent quark model

C.W. Luo

Theoretical Physics Institute and Department of Physics, University of Alberta, Edmonton, Alberta T6G 2J1, Canada

Received: 4 November 1996 / Revised version: 28 February 1997

Abstract. Heavy to light baryon weak form factors are investigated in a lightcone constituent quark model. In a SU(4) symmetry broken scheme, both charged and neutral weak current-induced form factors are calculated at the $q^2=0 $ point including the leading relativistic effects in the spin composition of baryons. The corresponding semileptonic decays are described by assuming dipole dependence of form factors on $q^2$.

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Online publication: December 11, 1997
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