${}^{28}$Al Half-life Measurement and the negative mirror asymmetry between the ${}^{28}$Al($β^-$)${}^{28m}$Si and ${}^{28}$P($β^+$)${}^{28m}$Si decays

B. Liu, M. Brodeur, D. W. Bardayan +12

In the past, the mirror asymmetry parameter has been proposed as a probing mechanism for the presence of beyond the Standard Model second-class currents in nuclear beta decay trans…