Parity nonconservation in nucleon ($N$)-deuteron$\mathrm{}\left(d\right)\mathrm{}$ scattering is examined at low energies (≤40 MeV), particularly at 15 MeV. A Faddeev treatment is employed. For the strong $N$- force a separable interaction, which fits scattering cross sections up to 60-100 MeV, is used; for the weak parity nonconserving $\mathrm{NN}$ force, an isoscalar short range term due to $\rho$ and $\omega$ exchanges and an isovector pion exchange contribution are included. Comparisons with parity nonconserving experimental asymmetries in $\mathrm{NN}$ scattering are made. For the parity nonconserving asymmetry in $N-d$ scattering the contributions of various terms are separated, so that the model dependence of our results can be discussed. It is found that multiple scattering effects are important. The energy dependence of the parity nonconserving asymmetry in $N-d$ scattering is found to differ qualitatively from that in $\mathrm{NN}$ scattering.

NUCLEAR REACTIONS $d(N, N)d$, calculated total cross section parity nonconserving asymmetry, $E=14-40\mathrm{}$ MeV.

• Received 21 October 1982

DOI:https://doi.org/10.1103/PhysRevC.27.2529