John Hasbrouck van VleckJohn Hasbrouck van Vleck
– October 27
) was an American physicist
. Born in Middletown, Connecticut
, and growing up in Madison, Wisconsin
, he went to Harvard
for college and graduate school. He joined the University of Minnesota
as an assistant professor in 1923, then moved to the University of Wisconsin
before settling at Harvard. Van Vleck developed fundamental theories of the quantum mechanics
and the bonding in metal complexes (crystal field theory).
For his contributions to the understanding of electrons in non-crystalline magnetic solids, van Vleck was awarded the 1977 Nobel Prize in Physics, along with Philip W. Anderson and Sir Nevill Mott.