Vitaly N. Efimov (Russian: Вита́лий Никола́евич Ефи́мов) is a Soviet

theoretical physicist Theoretical physics is a branch of physics that employs mathematical models and abstractions of physical objects and systems to rationalize, explain, and predict natural phenomena. This is in contrast to experimental physics, which uses experi ...

. He proposed the existence of a novel and exotic state of matter now dubbed the

Efimov State The Efimov effect is an effect in the quantum mechanics of few-body systems predicted by the Russian theoretical physicist V. N. Efimov in 1970. Efimov's effect is where three identical bosons interact, with the prediction of an infinite series of ...

as a researcher in A. F. Ioffe Physico-Technical Institute,

USSR Academy of Sciences The Academy of Sciences of the Soviet Union was the highest scientific institution of the Soviet Union from 1925 to 1991. It united the country's leading scientists and was subordinated directly to the Council of Ministers of the Soviet Union (u ...

Leningrad Saint Petersburg, formerly known as Petrograd and later Leningrad, is the List of cities and towns in Russia by population, second-largest city in Russia after Moscow. It is situated on the Neva, River Neva, at the head of the Gulf of Finland ...

USSR The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Union, was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 until Dissolution of the Soviet ...

in his 1970 paper "Energy levels arising from resonant two-body forces in a three-body system". It was announced in 2006 that the existence of this state of matter had been confirmed. Formerly an affiliate professor of physics at the

University of Washington The University of Washington (UW and informally U-Dub or U Dub) is a public research university in Seattle, Washington, United States. Founded in 1861, the University of Washington is one of the oldest universities on the West Coast of the Uni ...

, he is now a lecturer emeritus. In 2018 he has been selected as the winner of the Inaugural Fadeev Medal.'' Faddeev Medal ''

References

External links

*March 15, 2006
Atoms in new state of matter behave like Three Musketeers: All for one, one for all
*May 27, 2014
Physicists Prove Surprising Rule of Threes
1938 births Living people Soviet physicists Fellows of the American Physical Society {{Russia-physicist-stub