The ${}_{}{}^{10}{}_{}{}^{}\mathrm{B}$(p,n)${}_{}{}^{10}{}_{}{}^{}\mathrm{C}$ $Q$ value has been determined to be $Q_{\mathrm{pn}}=-4430.17\mathrm{}\pm 0.34$ keV. This seems to resolve the disagreement between two sub-keV measurements reported in the literature.

[NUCLEAR REACTION Measured ${}_{}{}^{10}{}_{}{}^{}\mathrm{B}$(p,n)${}_{}{}^{10}{}_{}{}^{}\mathrm{C}$ threshold energy.]

• Received 24 February 1983

DOI:https://doi.org/10.1103/PhysRevC.29.1530