| Walter Kohn | |
|---|---|
| Name | Walter Kohn |
| Birth date | March 9, 1923 |
| Birth place | Vienna, Austria |
| Death date | April 19, 2016 |
| Death place | Santa Barbara, California, United States |
| Nationality | Austrian American |
| Fields | Physics, Chemistry |
| Institutions | University of California, Santa Barbara, Carnegie Mellon University |
| Alma mater | University of Toronto, Harvard University |
| Known for | Density Functional Theory |
| Awards | Nobel Prize in Chemistry (1998) |
Walter Kohn
Walter Kohn was a renowned Austrian American physicist and chemist who made significant contributions to the field of Quantum Physics. His work on Density Functional Theory revolutionized the way scientists understand and calculate the behavior of electrons in atoms and molecules. Kohn's research had a profound impact on our understanding of materials science and chemical reactions, and his legacy continues to influence research in physics, chemistry, and materials science. As a prominent figure in the scientific community, Kohn's work was recognized with numerous awards, including the Nobel Prize in Chemistry in 1998, which he shared with John Pople.
Walter Kohn Walter Kohn was born in Vienna, Austria in 1923 to a family of Jewish descent. His early life was marked by the challenges of growing up in a Nazi-occupied country, and he was forced to flee Austria in 1939. Kohn's experiences during this time had a profound impact on his worldview and shaped his commitment to social justice and human rights. He went on to study physics at the University of Toronto and later earned his Ph.D. from Harvard University under the supervision of Julian Schwinger. Kohn's academic career was marked by his association with prominent institutions, including Carnegie Mellon University and the University of California, Santa Barbara, where he spent most of his career.
Kohn's early education was influenced by his family's emphasis on education and cultural enrichment. He attended the Akademisches Gymnasium in Vienna, where he developed a strong interest in mathematics and physics. After fleeing Austria, Kohn settled in England and later moved to Canada, where he began his academic career. He studied physics at the University of Toronto, where he was influenced by prominent physicists such as Leopold Infeld and Robert Fowler. Kohn's graduate work at Harvard University was supervised by Julian Schwinger, a leading figure in quantum field theory. His research focused on the many-body problem and the behavior of electrons in metals.
Kohn's contributions to Quantum Physics were significant and far-reaching. His work on the many-body problem and the behavior of electrons in atoms and molecules laid the foundation for the development of Density Functional Theory. Kohn's research also explored the properties of fermions and bosons, and he made important contributions to our understanding of superconductivity and superfluidity. His work was influenced by prominent physicists such as Richard Feynman and Murray Gell-Mann, and he collaborated with researchers from around the world, including David Pines and Philip Anderson. Kohn's research was recognized with numerous awards, including the Oliver E. Buckley Condensed Matter Physics Prize and the National Medal of Science.
Kohn's most significant contribution to Quantum Physics was the development of Density Functional Theory (DFT). DFT is a computational method that allows scientists to calculate the behavior of electrons in atoms and molecules using the density functional formalism. Kohn's work on DFT was influenced by the research of Pierre Hohenberg and Lu Jeu Sham, and he collaborated with Mel Levy to develop the Kohn-Sham equations. DFT has become a widely used tool in materials science and chemical physics, and it has been applied to a wide range of problems, from the study of molecular dynamics to the design of nanomaterials. Kohn's work on DFT was recognized with the Nobel Prize in Chemistry in 1998, which he shared with John Pople.
Kohn's research was recognized with numerous awards and honors. In addition to the Nobel Prize in Chemistry in 1998, he was awarded the National Medal of Science in 1988 and the Oliver E. Buckley Condensed Matter Physics Prize in 1961. Kohn was also elected to the National Academy of Sciences and the American Academy of Arts and Sciences, and he was a fellow of the American Physical Society and the American Association for the Advancement of Science. Kohn's legacy continues to be celebrated through the Walter Kohn Prize for Quantum Chemistry, which is awarded annually by the American Chemical Society.
Kohn's research had a significant impact on our understanding of materials science and chemical reactions, and his legacy continues to influence research in physics, chemistry, and materials science. His work on Density Functional Theory has been applied to a wide range of problems, from the study of molecular dynamics to the design of nanomaterials. Kohn was also a strong advocate for social justice and human rights, and he was involved in various initiatives to promote science education and diversity in the scientific community. His commitment to social responsibility and environmental sustainability continues to inspire researchers and scientists around the world.
Kohn's research career spanned over six decades and was marked by his association with prominent institutions, including Carnegie Mellon University and the University of California, Santa Barbara. He was a prolific researcher and published numerous papers on Quantum Physics and Density Functional Theory. Kohn's research was influenced by prominent physicists such as Richard Feynman and Murray Gell-Mann, and he collaborated with researchers from around the world, including David Pines and Philip Anderson. His legacy continues to be celebrated through the Walter Kohn Prize for Quantum Chemistry, which is awarded annually by the American Chemical Society. Kohn's contributions to Quantum Physics and Density Functional Theory remain a testament to his enduring impact on the scientific community.