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Material Measurement Laboratory / Applied Chemicals and Materials Division

Thermodynamics Research Center

Former TRC Directors

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Dr. Fredrick D. Rossini TRC Director, 1942-1961
Dr. Fredrick D. Rossini

Director 1942-1961
Dr. Bruno Zwolinski Director, 1961-1979
Dr. Bruno Zwolinski

Director 1961-1979
Dr. Kenneth R. Hall, TRC Director, 1979-1985; 1997-2000
Dr. Kenneth R. Hall

Director 1979-1985;                                     1997-2000
Dr. Kenneth N. Marsh, TRC Director, 1985-1997
Dr. Kenneth N. Marsh

Director 1985-1997
Dr. Michael Frenkel TRC Director, 2000-2014
Dr. Michael Frenkel

Director 2000-2014
Photo of Dr Kenneth G. Kroenlein
Dr. Kenneth G. Kroenlein

Director 2014-2019
Created December 5, 2016, Updated February 20, 2025