Quenching of $g_{\mathrm{A}}$ deduced from the $\beta$-spectrum shape of ${}^{113}$Cd measured with the COBRA experiment

Lucas Bodenstein-Dresler, Yingjie Chu, Daniel Gehre +17

A dedicated study of the quenching of the weak axial-vector coupling strength $g_{\mathrm{A}}$ in nuclear processes has been performed by the COBRA collaboration. This investigation is…