Laser cooling of trapped ytterbium ions with an ultraviolet diode laser
Laser cooling of trapped ytterbium ions with an ultraviolet diode laser
We demonstrate an ultraviolet diode laser system for cooling of trapped ytterbium ions. The laser power and linewidth are comparable to those of previous systems based on resonant frequency doubling, but the system is simpler, more robust, and less expensive. We use the laser system to cool small numbers of …