Master of Science in Physics, University Bucharest, Romania, 1959. Doctor of Philosophy in Physics, University Bucharest, 1965.
Scientist, Hydroetechnic Research Institute, Bucharest, 1959;
research scientist, Physics Institute of Romanian Academy, Bucharest, 1960-1966;
research scientist, Physics Institute Max von Laue-Paul Langevin, Munich, Federal Republic Germany, 1967-1969;
associate professor physics Department, University Missouri, St. Louis, 1969-1972;
professor physics, U. Missouri, since 1973. Consultant Emerson Electric Company, St. Louis, 1975-1981. Senior scientist, consultant McDonnell Douglas Research laboratories, St. Louis, 1982-1983.
16 prestigious visiting professor appointments, various universities in Europe, Australia, Japan, andU.S., since 1970. Member international program committee of conference series on noisein physical systems and head conference series on quantum 1/f noise.
Married Christel K. Knapp, December 24, 1969;children: Susanne C., Christine D., Peter F.