Biography
Karl Alexander Müller, born on April 20, 1927, in Basel, Switzerland, was a key figure in 20th-century physics due to his groundbreaking work in superconductivity. He studied at ETH Zurich, laying the groundwork for his future scientific successes. His most notable achievement came from working with Georg Bednorz, which led to discovering high-temperature superconductivity in ceramic materials, transforming condensed matter physics.
At IBM Research Laboratory, Müller found the support and setting to conduct his groundbreaking experiments. He and Bednorz studied copper oxide ceramics and found that certain compounds could show superconducting properties at much higher temperatures than previously considered possible. This breakthrough overturned existing theories and opened up new possibilities for using superconductors in technology and industry.
Müller's contributions were celebrated by the scientific community with many prestigious awards and honors. He was awarded the Nobel Prize in Physics in 1987, shared with Georg Bednorz, for their innovative work on superconductivity. The Marcel Benoist Prize came in 1986, recognizing his role in advancing Swiss science. IBM honored him as an IBM Fellow in 1982, acknowledging his outstanding research abilities and leadership within the company.
During his career, Müller received honorary doctorates from several renowned European universities, including the University of Geneva, Technical University of Munich, Leipzig University, Salzburg University, Ruhr University Bochum, Norwegian University of Science and Technology, Ghent University, and University of Regensburg. These honors reflected the worldwide acknowledgment of his scientific accomplishments and their effect on the global physics community. Müller continued his research and mentoring until he passed away on January 9, 2023, in Zurich, leaving a lasting impact on materials science and physics research everywhere.
Before Fame
Müller grew up in Basel during the 1920s and 1930s, a time when quantum mechanics and solid-state physics were making significant progress. He studied at ETH Zurich, one of Europe's top technical universities, where he encountered the latest research in condensed matter physics. After World War II, the materials science and electronics fields advanced rapidly, paving the way for breakthroughs in superconductivity.
Superconductivity had been known since 1911, thanks to Heike Kamerlingh Onnes's discovery, but its practical uses were limited due to the very low temperatures needed. By the time Müller started his research career, scientists around the world were searching for materials that could superconduct at higher temperatures, aiming to make it more useful for technology.
Key Achievements
- Co-discovered high-temperature superconductivity in ceramic copper oxide materials
- Received Nobel Prize in Physics (1987) with Georg Bednorz
- Awarded Marcel Benoist Prize (1986) for contributions to Swiss science
- Named IBM Fellow (1982) for exceptional research contributions
- Received honorary doctorates from nine European universities
Did You Know?
- 01.Müller's discovery of high-temperature superconductivity in ceramic materials was initially met with skepticism from the scientific community due to the unconventional nature of the materials used
- 02.The copper oxide compounds he studied with Bednorz were originally considered unlikely candidates for superconductivity because they contained magnetic ions
- 03.His Nobel Prize was awarded unusually quickly, just one year after the discovery was published, reflecting the immediate impact of the work
- 04.The superconducting transition temperature of his ceramic materials was about 30 Kelvin higher than the previous record
- 05.Müller worked at IBM's Zurich Research Laboratory for most of his career, demonstrating the important role of industrial research in fundamental physics discoveries
Awards & Honors
| Award | Year | Details |
|---|---|---|
| Nobel Prize in Physics | 1987 | for their important break-through in the discovery of superconductivity in ceramic materials |
| IBM Fellow | 1982 | — |
| honorary doctor of the Leipzig University | — | — |
| honorary doctorate of Salzburg University | — | — |
| Honorary doctorate from the University of Geneva | — | — |
| honorary doctor of the Ruhr University Bochum | — | — |
| honorary doctor of the Norwegian University of Science and Technology | — | — |
| Honorary doctorate from the Technical University of Munich | — | — |
| Honorary doctors of Ghent University | — | — |
| honorary doctor of the University of Regensburg | — | — |
| Marcel Benoist Prize | 1986 | — |
| Robert Wichard Pohl Prize | 1987 | — |
| Dannie Heineman Prize | 1987 | — |
| Wilhelm Exner Medal | 1987 | — |
| Fritz London Award | 1987 | — |
| James C. McGroddy Prize for New Materials | 1988 | — |
| EPS Europhysics Prize | 1988 | — |
| honorary doctorate from the University of Nice-Sophia Antipolis | 1988 | — |
| Gold medal of the Spanish National Research Council | 1989 | — |
| honorary doctorate of the University of Metz | 1994 | — |
| Fellow of the American Physical Society | 1980 | — |