Original Ion Source

Schematic diagram of the old PRIME Lab ion source

Parts of PRIME Lab

Shield that covers the 8-sample wheel

Cesium ionizer

PRIME Lab

Purdue custom 8-sample changer pushed up against the gate valve showing the Geneva drive mechanism.

Sample changer pulled back on rails, ready for wheel change

Sample changer from the other side

Tom Miller is changing the wheel, which took about 10 minutes.