Key points are not available for this paper at this time.
Data are presented which yield a new upper limit for the weak neutral- current reaction {}₄+d+p+{}₄ in the MeV range of 6 times theoretical expectation at a 3-standard-deviation level. These data also demonstrate the feasibility of a test which is an order of magnitude more sensitive.
Gurr et al. (Mon,) studied this question.