Eugen Bădărău (October 2, 1887, Folteşti, Galaţi - March 11, 1975, Bucureşti), great Romanian physicist, "the father of plasma physics".
Eugen absolved the College in Chişinău in 1905 and continued his studies at Technische Hochschule in Graz, Austria, and at the University of Pisa, Italy (1907-1911). Here, he obtained the PhD (1912) under the leadership of Prof. Batelli with the thesis “Constanta dielettrica dei gasi”. Between 1915-1918 is firstly assistant and then docent-professor at the Faculty of Sciences, University of Petersburg. Between 1918 and 1921 he was professor at the Photo-Technical Institute of Petersburg (Leningrad). In 1921 he returned in Romania and was appointed as professor at the University of Cernăuţi. In 1935 Eugen Bădărău moves to the University of Bucharest as full professor.
In 1948 he was elected member of the Romanian Academy. After the foundation of the Institute of Physics of the Academy, Professor Bădărău became the vice-director of this Institute. From 1956 to 1970 (his retiring year) was director of the Institute of Physics in Bucharest. The scientific work of Professor Eugen Bădărău comprise 120 original memoirs, papers, reviews and books, in the field of electrical discharges in gases and plasma physics, acoustics, optics and spectroscopy.