Heavy λ semileptonic decay: A QCD sum rule approach

Dosch, H. G.; Ferreira, E.; Nielsen, M.; Rosenfeld, Rogério

Please use this identifier to cite or link to this item: http://acervodigital.unesp.br/handle/11449/130525

Title:

Heavy λ semileptonic decay: A QCD sum rule approach

Author(s):

Institution:

Universität Heidelberg
Universidade Federal do Rio de Janeiro (UFRJ)
Universidade de São Paulo (USP)
Universidade Estadual Paulista (UNESP)

ISSN:

0920-5632

Abstract:

In this work we calculate the form factors of the Lambda(c) and Lambda(b) semileptonic decay using the QCD sum rules approach. We found that the form factors sum rules are more stable than the respective mass sum rules, and we get a decay rate for Lambda(c) compatible with experiment.

Issue Date:

1-Mar-1999

Citation:

Nuclear Physics B - Proceedings Supplements, v. 74, n. 1-3, p. 218-221, 1999.

Time Duration:

218-221

Publisher:

Elsevier B.V.

Source:

http://dx.doi.org/10.1016/S0920-5632(99)00166-8

URI:

Access Rights:

Acesso restrito

Type:

outro

Source:

http://repositorio.unesp.br/handle/11449/130525

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