Nobel Prize in Physics in 1989
ID: nobel-prize-in-physics-in-1989
Norman Foster Ramsey, Jr. received one half for inventing the separated oscillatory fields method and applying it to the hydrogen maser and other atomic clocks. Hans G. Dehmelt and Wolfgang Paul received one quarter each for developing ion trap techniques.[ref]
The Nobel Prize in Physics 1989 by Nobel Prize Outreach. Individual official 1989 summary: Ramsey one half, Dehmelt and Paul one quarter each; separated fields and clocks versus ion trapping.
New to topics? Read the docs here!