Measuring the quark condensate from the decays tau -> 3 pi + nu(tau)

Abstract

The possibility of detecting the S-wave of the decays tau -> 3 pi + nu(tau) in the threshold region is explored, with emphasis on the sensitivity to the size of the quark antiquark condensate <qq>.

Comments: contribution to QCD99, 4 pages, Latex, using espcrc2.sty (included), 2 PS figure