Born in Russia on December 15 1914. Died on June 8 2011.
Education and professional career
- Secondary education at Lycée Janson de Sailly
 - 1932 : Bachelor's degree in Mathematics
 - 1936 : Licencié ès Sciences (Sorbonne)
 - 1937-1939 : Preparation of a thesis (unfinished) under the supervision of Francis Perrin
 - 1939-1940 : Mobilized in the Army
 - 1940-1944 : Freelance teacher in private schools
 - 1944-1945 : FFI then voluntary enlisted in the Army
 - 1945-1947 : Electricity college
 - 1947-1980 : Career at the French Atomic Energy Commission (CEA)
 - 1947-1954 : Physicist
 - 1954-1956 : Group leader
 - 1956-1959 : Head of department
 - 1959-1965 : Head of department,
 - 1965-1970 : Director of Physics
 - 1960-1985 : Professor at the Collège de France, Chair of Nuclear Magnetism
 - 1967 : President of the French Physical Society
 - 1970-1980 : Director of Research
 - 1973-2011 : Member of the Académie des Sciences
 - 1974-2011 : Foreign Member of the American Academy of Arts and Sciences
 - 1977-1980 : Vice-President of IUPAP
 - 1977-2011 : Foreign Member of the National Academy of the United States
 - 1981-2011 : Member of the Pontifical Academy
 - 1983 : Foreign Member of the Royal Society of London
 - 1985-2011 : Honorary Professor at the Collège de France