Isotope shift of ${}^{40,42,44,48}$Ca in the $4s{}^2{\mathrm{S}}_{\frac{1}{2}}\to 4p{}^2{\mathrm{P}}_{\frac{3}{2}}$ transition

C. Gorges, K. Blaum, N. Frömmgen +8

We report on improved isotope shift measurements of the isotopes ${}^{40,42,44,48}$Ca in the $4s{}^2{\mathrm{S}}_{\frac{1}{2}}\to 4p{}^2{\mathrm{P}}_{\frac{3}{2}}$ (D2) transition usin…