Vibronic spectroscopy of sympathetically cooled CaH${}^{+}$

Rene Rugango, Aaron T. Calvin, Smitha Janardan +2

We report the measurement of the 1${}^1\Sigma ⟶$ 2${}^1\Sigma$ transition of CaH${}^{+}$ by resonance-enhanced photodissociation of CaH${}^{+}$ that is co-trapped with laser-cooled Ca$^…