Șerban Țițeica ( – May 28, 1985) was a

Romania Romania ( ; ro, România ) is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern, and Southeast Europe, Southeastern Europe. It borders Bulgaria to the south, Ukraine to the north, Hungary to the west, S ...

quantum physicist Quantum mechanics is a fundamental theory in physics that provides a description of the physical properties of nature at the scale of atoms and subatomic particles. It is the foundation of all quantum physics including quantum chemistry, qua ...

. He is regarded as the founder of the Romanian school of theoretical physics. The third and last child of mathematician

Gheorghe Țițeica Gheorghe Țițeica (; 4 October 1873 – 5 February 1939) publishing as George or Georges Tzitzéica) was a Romanian mathematician who made important contributions in geometry. He is recognized as the founder of the Romanian school of differentia ...

, he was born in

Bucharest Bucharest ( , ; ro, București ) is the capital and largest city of Romania, as well as its cultural, industrial, and financial centre. It is located in the southeast of the country, on the banks of the Dâmbovița River, less than north of ...

, where he attended Mihai Viteazul National College. He then went to the

University of Bucharest The University of Bucharest ( ro, Universitatea din București), commonly known after its abbreviation UB in Romania, is a public university founded in its current form on by a decree of Prince Alexandru Ioan Cuza to convert the former Princel ...

, graduating in 1929 with a degree in Physics and Chemistry and another in Mathematics. He studied at

Leipzig University Leipzig University (german: Universität Leipzig), in Leipzig in Saxony, Germany, is one of the world's oldest universities and the second-oldest university (by consecutive years of existence) in Germany. The university was founded on 2 December ...

from 1930 to 1934 under

Werner Heisenberg Werner Karl Heisenberg () (5 December 1901 – 1 February 1976) was a German theoretical physicist and one of the main pioneers of the theory of quantum mechanics. He published his work in 1925 in a breakthrough paper. In the subsequent series ...

, earning a doctorate in 1935, with thesis "On the behaviour of electrical resistance of metals in magnetic field". Țițeica taught at

Politehnica University of Bucharest Politehnica University of Bucharest ( ro, Universitatea Politehnica din București) is a technical university in Bucharest, Romania. 200 years of activity have been celebrated lately, as the university was founded in 1818.University of Iași The Alexandru Ioan Cuza University ( Romanian: ''Universitatea „Alexandru Ioan Cuza"''; acronym: UAIC) is a public university located in Iași, Romania. Founded by an 1860 decree of Prince Alexandru Ioan Cuza, under whom the former Academia M ...

(1941–1948) and the University of Bucharest (1949–1977). He became a titular member of the Romanian Academy in 1955, and served as its vice president from 1963 until his death in his native city. Țițeica was a member of the

Academy of Sciences of the USSR The Academy of Sciences of the Soviet Union was the highest scientific institution of the Soviet Union from 1925 to 1991, uniting the country's leading scientists, subordinated directly to the Council of Ministers of the Soviet Union (until 1946 ...

and of the

Saxon Academy of Sciences and Humanities The Saxon Academy of Sciences and Humanities in Leipzig (german: Sächsische Akademie der Wissenschaften zu Leipzig) is an institute which was founded in 1846 under the name ''Royal Saxon Society for the Sciences'' (german: Königlich Sächsische G ...

Leipzig Leipzig ( , ; Upper Saxon: ) is the most populous city in the German state of Saxony. Leipzig's population of 605,407 inhabitants (1.1 million in the larger urban zone) as of 2021 places the city as Germany's eighth most populous, as wel ...

. He was also the Vice-Director of the

Joint Institute for Nuclear Research The Joint Institute for Nuclear Research (JINR, russian: Объединённый институт ядерных исследований, ОИЯИ), in Dubna, Moscow Oblast (110 km north of Moscow), Russia, is an international research c ...

Dubna Dubna ( rus, Дубна́, p=dʊbˈna) is a town in Moscow Oblast, Russia. It has a status of ''naukograd'' (i.e. town of science), being home to the Joint Institute for Nuclear Research, an international nuclear physics research center and one o ...

(1962–1964), and a member of the Council of the

European Physical Society The European Physical Society (EPS) is a non-profit organisation whose purpose is to promote physics and physicists in Europe through methods such as physics outreach. Formally established in 1968, its membership includes the national physical so ...

(1970–1975). He is buried at

Bellu Cemetery Șerban Vodă Cemetery (commonly known as Bellu Cemetery) is the largest and most famous cemetery in Bucharest, Romania. It is located on a plot of land donated to the local administration by Baron Barbu Bellu. It has been in use since 1858. T ...

, in Bucharest.

References

{{DEFAULTSORT:Titeica, Serban 1908 births 1985 deaths Scientists from Bucharest Romanian physicists University of Bucharest alumni Leipzig University alumni Politehnica University of Bucharest faculty Alexandru Ioan Cuza University faculty University of Bucharest faculty Titular members of the Romanian Academy Burials at Bellu Cemetery