Cross Section for <span class="aps-inline-formula"><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><mrow><msup><mrow><mi>π</mi></mrow><mrow><mo>−</mo></mrow></msup></mrow><mi>p</mi><mo>→</mo><mi>Λ</mi><mrow><msup><mrow><mi>K</mi></mrow><mrow><mn>0</mn></mrow></msup></mrow></math></span>: Structure Near <span class="aps-inline-formula"><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><mi>Σ</mi></math></span> Threshold

O. Van Dyck; R. Blumenthal; S. Frankel; V. Highland; J. Nagy; T. Sloan; M. Takats; W. Wales; R. Werbeck

doi:10.1103/PhysRevLett.23.50

Cross Section for $π^{-} p \to Λ K^{0}$ : Structure Near $Σ$ Threshold

O. Van Dyck, R. Blumenthal, S. Frankel, V. Highland, J. Nagy, T. Sloan, M. Takats, W. Wales, and R. Werbeck

Phys. Rev. Lett. 23, 50 – Published 7 July 1969

Abstract

The cross section for the reaction $π^{-} p \to Λ K^{0}$ has been measured at nine energies from 790 to 1060 MeV, with a beam resolution of ±1%. The results indicate that a strong, narrow ( $Γ <~ 20$ MeV) peak in the cross section lies within the energy bin centered at 893 MeV.

Received 9 June 1969

DOI:https://doi.org/10.1103/PhysRevLett.23.50

Authors & Affiliations

O. Van Dyck, R. Blumenthal, S. Frankel, V. Highland^*, J. Nagy, T. Sloan^†, M. Takats, W. Wales, and R. Werbeck

Department of Physics, University of Pennsylvania, Philadelphia, Pennsylvania 19104

^*Now at Physics Department, Temple University, Philadelphia, Pa.
^†Now at Department of Physics, University of Lancaster, Bailrigg, Lancaster, England.