Joseph Valasek

Joseph Valasek
Born27 April 1897
Died4 October 1993 (aged 96)
Alma materCase School of Applied Science (BS)
University of Minnesota (PhD)
Known forDiscovery of ferroelectricity
Scientific career
InstitutionsUniversity of Minnesota
Thesis "Piezo-Electric and Allied Phenomena in Rochelle Salt"  (1920)

Joseph Valasek (27 April 1897 – 4 October 1993) was an American physicist and professor emeritus of physics at the University of Minnesota. He specialized in geometrical and physical optics, experimental optics and spectroscopy, and x-rays.[1] He is credited with the discovery of ferroelectricity, which he identified using Rochelle salts.

  1. ^ "Collection: Joseph Valasek papers | University of Minnesota Archival Collections Guides". archives.lib.umn.edu. Retrieved 2022-06-13.