Linked from

The 4 pages that link to Norman Ramsey Jr., each with the reason it gives.

• Hydrogen maserRelated: His precision spectroscopy methods helped make atomic frequency standards practical.

• Isidor RabiRelated: Ramsey trained with Rabi and extended molecular-beam resonance into a more precise measurement method.

• Edward Mills PurcellRelated: Ramsey worked with Purcell at Harvard and extended precision resonance methods.

• Rudolf MössbauerRelated: Ramsey’s precision-resonance work provides a neighboring approach to measuring transition frequencies.