By: Shane Burns

 Born in Tokyo, Japan.  Born on March 31 st,  Family moved to Kyoto in  In Kyoto his Father became a physics professor. Tomonaga’s beginning.

 Graduated in 1929 with Bachelors degree in physics.  Earned his bachelors degree in Kyoto Imperial University.  Spent 3 years doing graduate work at kyoto.

 Moved to Leipzig, Germany, from 1937 to  In Germany he began to study nuclear physics.  Moved back to Tokyo in 1940  At the Tokyo Bunrika University he studied the meson theory.

 Befriended Dr. Hideki Yukawa, a Nobel laureate.  Was appointed Dr. Yoshio Nishina at Institute of Physical and Chemical Research.  He met Dr. W. Heisenberg in Leipzig, Germany.

 Developed theoretical physics quantum electrodynamics with Dr. Nishina.  In 1940 developed the intermediate coupling theory.  Developed theory of systems consisting of wave guides and cavity resonators.

 Developed theory of covariant formulation of quantum field in  Developed renormalization theory with covariant formalism in 1944.

 Solved the motion of electrons in the magnetron.  clarified the nature of collective oscillations.  Clarified quantum-mechanical many-body systems.

 Worked at Institute of Physical and Chemical Research.  Became professor of Tokyo Bunrika University in  Entered the Institute for Advanced Study in 1949.

 Established Institute for Nuclear Study in  Appointed President of the Tokyo University of Education in1963

 Won the Japan Academy Prize in  Won the Order of Culture in  Won the Noble Physics Prize in1964.

 Published “Internal friction and thermal conductivity of nuclear matter”.  Published “elementary theory of quantum mechanical collective motions”.  Published "Quantum Mechanics" in 1949.

 married in  Had two sons and one daughter.  Sin-Itiro Tomonaga died on July 8, 1979.

From Nobel Lectures, Physics , Elsevier Publishing Company, Amsterdam, 1972Nobel Lectures