A cryogenic Paul trap for probing the nuclear isomeric excited state ${}^{229\text{m}}$Th${}^{3+}$

Daniel Moritz, Kevin Scharl, Markus Wiesinger +16

While laser excitation of the nuclear isomeric transition in ${}^{229}$Th has been recently achieved for thorium atoms embedded in large-bandgap crystals, laser excitation and charac…