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M. Knecht

Centre national de la recherche scientifique

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European Physical Journal C | 2002

Radiative corrections to \(K_{\ell 3}\) decays

Vincenzo Cirigliano; M. Knecht; H. Neufeld; Heinz Rupertsberger; P. Talavera

Abstract. We present a complete calculation of the

European Physical Journal C | 2001

Radiative corrections to K(l3) decays

Vincenzo Cirigliano; M. Knecht; P. Talavera; Heinz Rupertsberger; H. Neufeld

K_{\ell 3}

European Physical Journal C | 2000

Chiral perturbation theory with virtual photons and leptons

M. Knecht; H. Neufeld; Heinz Rupertsberger; P. Talavera

decays

European Physical Journal C | 2006

The Dalitz decay π0 → e+e– γ revisited

Karol Kampf; M. Knecht; Jiří Novotný

K^+ \to \pi^0 \ell^+ \nu_{\ell}

European Physical Journal C | 2003

The pionic beta decay in chiral perturbation theory

Vincenzo Cirigliano; M. Knecht; H. Neufeld; H. Pichl

and

Physical Review D | 2001

Electromagnetic corrections to gamma pi+- ---> pi0 pi+-

Ll. Ametller; M. Knecht; Pere Talavera

K^0 \to \pi^- \ell^+ \nu_\ell

Physical Review D | 2000

Contributions of order O ( m quark 2 ) to K l 3 form factors and unitarity of the CKM matrix

Norman H. Fuchs; M. Knecht; J. Stern

Physical Review D | 1999

Low-energy photon-photon fusion into three pions in generalized chiral perturbation theory

Ll. Ametller; Joachim Kambor; M. Knecht; Pere Talavera

\mathcal O(p^4, (m_d-m_u) p^2, e^2 p^2)

arXiv: High Energy Physics - Phenomenology | 2009

Dispersive representation of K -> 3 pi amplitudes and cusps

Karol Kampf; M. Knecht; Jiří Novotný; M. Zdrahal

in chiral perturbation theory with virtual photons and leptons. We introduce the concept of generalized form factors and kinematical densities in the presence of electromagnetism, and propose a possible treatment of the real photon emission in

arXiv: High Energy Physics - Phenomenology | 1993

A possible experimental determination of

M. Knecht; H. Sazdjian; J. Stern; N. H. Fuchs

K^+_{\ell 3}

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