Einstein, Albert
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| Einstein, Albert | |
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| Name | Albert Einstein |
| Caption | Einstein in 1921 |
| Birth date | 14 March 1879 |
| Birth place | Ulm, Kingdom of Württemberg, German Empire |
| Death date | 18 April 1955 |
| Death place | Princeton, New Jersey, United States |
| Nationality | German, Swiss, American |
| Fields | Physics |
| Institutions | Swiss Patent Office, University of Zurich, Charles University, Princeton University |
| Alma mater | ETH Zurich |
| Doctoral advisor | Alfred Kleiner |
| Notable students | Nathan Rosen, Leó Szilárd |
| Known for | Theory of relativity, Photoelectric effect, Brownian motion |
Einstein, Albert Albert Einstein was a theoretical physicist whose work transformed physics and reshaped 20th‑century science. He produced influential papers on the photoelectric effect, Brownian motion, and the special relativity and general relativity frameworks, earning the Nobel Prize in Physics and shaping institutions such as Institute for Advanced Study and dialogues among figures like Niels Bohr, Max Planck, and Erwin Schrödinger.
Early life and education
Born in Ulm, Einstein spent childhood years in Munich and later moved to Aarau and Milan. He attended the Luitpold Gymnasium before enrolling at the ETH Zurich (then Federal Polytechnic School) where he studied under professors including Hermann Minkowski and worked alongside students such as Mileva Marić. After graduating, he took a technical position at the Swiss Patent Office in Bern, where interactions with inventors and contemporary engineers influenced his early research.
Scientific career
While at the Swiss Patent Office, Einstein published four landmark papers in 1905—on the photoelectric effect, Brownian motion, the equivalence of mass and energy, and special relativity—bringing him to the attention of Max Planck and the broader European community. He held academic posts at the University of Zurich, Charles University in Prague, the ETH Zurich, and the University of Berlin, collaborating with contemporaries such as Wilhelm Wien, Arnold Sommerfeld, and Hendrik Lorentz. In 1915 he completed the field equations of general relativity, engaging with mathematicians like David Hilbert and Marcel Grossmann on the tensor calculus essential to the theory. Political developments in Germany during the 1930s prompted Einstein to relocate to Princeton, New Jersey and join the Institute for Advanced Study amid interactions with figures including J. Robert Oppenheimer and John von Neumann.
Major contributions and theories
Einstein's 1905 explanation of the photoelectric effect provided evidence for quantization and influenced the quantum theory debates involving Niels Bohr and Max Born. His work on Brownian motion corroborated atomic theory championed by scientists like Ludwig Boltzmann and Jean Perrin. The special relativity framework redefined notions of space and time, building on prior work by Hendrik Lorentz and Henri Poincaré, and led to the mass–energy relation famously associated with nuclear physics developments that later involved Enrico Fermi and Leo Szilard. General relativity predicted phenomena such as the deflection of light by gravity, experimentally tested during the 1919 solar eclipse expedition organized with support from astronomers like Arthur Eddington and institutions including the Royal Astronomical Society. Einstein also explored unified field theories, corresponded with physicists such as Theodor Kaluza and Oskar Klein, and engaged in debates over quantum mechanics with proponents like Werner Heisenberg and Erwin Schrödinger while collaborating with Satyendra Nath Bose on what became Bose–Einstein statistics.
Personal life and beliefs
Einstein married Mileva Marić and later Elsa Einstein, and his personal circle included correspondents and friends such as Sigmund Freud, Rabindranath Tagore, and Albert Schweitzer. He held pacifist views in various periods, debated with political figures including Chancellor of Germany-era actors and later advised Franklin D. Roosevelt via a letter co-signed by Leó Szilárd on atomic research. He expressed Zionist sympathies and supported institutions like the Hebrew University of Jerusalem, while also advocating for civil rights alongside activists such as W. E. B. Du Bois and Paul Robeson. Philosophically, he engaged with thinkers like Bertrand Russell and critiqued aspects of quantum indeterminacy with the famous remark to Niels Bohr.
Later years and legacy
In later decades Einstein continued research at the Institute for Advanced Study, influencing generations including Robert Oppenheimer and Freeman Dyson. His public stature intersected with cultural figures like Charlie Chaplin and institutions such as Princeton University, and his image became emblematic in museums like the American Museum of Natural History and archives including the Hebrew University of Jerusalem. Honors and recognitions include the Nobel Prize in Physics and honorary degrees from universities such as University of Oxford and University of Cambridge, and his papers are preserved across collections including the Einstein Papers Project. Scientific legacies—spanning cosmology work with figures like Georges Lemaître to modern gravitational wave research by collaborations such as LIGO Scientific Collaboration—continue to shape contemporary physics and popular culture worldwide.
Category:Physicists