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Kurt Nassau Edit Profile

gem expert , author , material science consultant

Kurt Nassau, American material science consultant, author, gem expert. Achievements include 16 patents in field; pioneered neodymium laser, continuous crystal laser and ferroelectric lithium niobate crystals. Sabbatical, Princeton University, 1996.


Nassau, Kurt was born on August 25, 1927 in Stockerau, Austria. Came to the United States, 1948. Son of Julius and Frieda (Hauser) Nassau.


Bachelor of Science with honors, University Bristol, England, 1948. Doctor of Philosophy, University Pittsburgh, 1959.


Research and development chemist Glyco Products, Inc., Williamsport, Pennsylvania, 1948-1954. Research scientist Walter Reed Army Medical Center, Washington, 1954-1956. Distinguished research scientist American Telephone & Telegraph Company Bell Laboratories, Murray Hill, New Jersey, 1959-1989.

Visiting professor Princeton (New Jersey) University, 1989-1990. President Nassau Consultant, Lebanon, New Jersey, since 1990. Professor chemistry Pennsylvania State University, since 1997.

Member board governors Gemological Institute American, Santa Monica, California, 1975-1995.


  • Achievements include 16 patents in field. Pioneered neodymium laser, continuous crystal laser and ferroelectric lithium niobate crystals.



With United States Army, 1954-1956. Fellow American Association for the Advancement of Science, American Physical Society, American Ceramic Society, American Mineralogical Society, Gemmological Association Great British. Member American Chemical Society, American Optical Society, American Crystallographic Association, Phi Lambda Upsilon (president 1958-1959).


Married Julia Wechsler, June 21, 1949.

Julius Nassau

Frieda (Hauser) Nassau

Julia Wechsler