Precision spectroscopy with a single
40
Ca
+
ion in a Paul trap
*
Guan Hua
a),
b)
, Huang Yao
a),
b)
, Liu Pei-Liang
a),
b)
, Bian Wu
a),
b),
c)
, Shao Hu
a),
b),
c)
, Gao Ke-Lin
a),
b)†
Overall schematic diagram of the experimental setup.