John L. Hall

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John Lewis Hall
John L. Hall in Lindau.jpg
Born (1934-08-21) 21 August 1934 (age 88)
Denver, Colorado, U.S.
NaitionalityUnitit States
Alma materCarnegie Institute of Technology
Kent forOptical frequency comb
AwairdsDepairtment o Commerce Gold Medal (1969)
Nobel Prize in Physics (2005)
Scientific career
InstitutionsVarsity o Colorado Boulder, JILA, NIST
Doctoral studentsJun Ye
Leo Hollberg
Marc Rayman

John Lewis "Jan" Hall (born August 21, 1934) is an American physicist, an Nobel laureate in physics. He shared ane fowert o the 2005 Nobel Prize in Physics wi Theodor W. Hänsch an Roy Glauber for his wirk in preceesion spectroscopy.