Observation of the $4f^{14}6s^2{}^1{S}_0-4f^{13}5d6s^2(J=2)$ clock transition at 431 nm in ${}^{171}$Yb

Akio Kawasaki, Takumi Kobayashi, Akiko Nishiyama +2

We report on the observation of the $4f^{14}6s^2{}^1{S}_0-4f^{13}5d6s^2(J=2)$ transition at 431 nm in ${}^{171}$Yb by depleting atoms in a magneto-optical trap formed by the $6s^{2…