Asymmetry in $\vec{n}+p->d+\gamma$

Chang Ho Hyun, Tae-Sun Park, Dong-Pil Min

Heavy-baryon chiral perturbation theory (HBChPT) is applied to the asymmetry $A_{\gamma }$ in $\vec{n}+p\to d+\gamma$ at threshold, which arises due to the weak parity non-conserving inter…