First Study of the PIKACHU Project: Development and Evaluation of High-Purity Gd${}_3$Ga${}_3$Al${}_2$O${}_{12}$:Ce Crystals for ${}^{160}$Gd Double Beta Decay Search

Takumi Omori, Takashi Iida, Azusa Gando +8

Uncovering neutrinoless double beta decay (0$\nu$2$\beta$) is crucial for confirming neutrinos' Majorana characteristics. The decay rate of 0$\nu \beta \beta$ is theoretically uncertain, influenced…