Erwin Schrödinger
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Erwin Schrödinger | |
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| Born | 12 August 1887 |
| Died | 4 January 1961 |
| Nationality | Austrian |
| Occupation | Physicist |
| Known for | Wave mechanics; Schrödinger equation; foundations of quantum theory |
| Notable work | Schrödinger equation; work on wave mechanics |
Erwin Schrödinger (12 August 1887 – 4 January 1961) was a physicist whose work addressed the mathematical formulation and interpretation of quantum mechanics. He examined how physical systems evolve over time using wave-based descriptions rather than discrete particle trajectories.
His work provided a central alternative formulation of quantum theory.
Early life and education
Schrödinger was born in Vienna, Austria-Hungary. He studied physics at the University of Vienna, where he developed interests in theoretical physics and applied mathematics.
His early work included contributions to statistical mechanics and electrodynamics.
Wave mechanics
Schrödinger developed wave mechanics, formulating a differential equation that describes how quantum states evolve. This equation treats physical systems as wavefunctions defined over configuration space.
Wave mechanics was shown to be mathematically equivalent to other formulations of quantum theory.
Schrödinger equation
The Schrödinger equation specifies how the wavefunction of a system changes over time. Solutions to the equation yield observable quantities such as energy levels and probability distributions.
The equation became a foundational tool in quantum physics.
Interpretation of quantum theory
Schrödinger expressed reservations about probabilistic interpretations of quantum mechanics. He sought interpretations in which wavefunctions represented physical reality rather than mere calculational devices.
His thought experiment involving a cat illustrated perceived conceptual difficulties.
Relationship to institutions
Schrödinger held academic positions in Austria, Germany, Switzerland, and later Ireland. He combined research with teaching and institutional leadership.
He worked largely outside major experimental laboratories.
Limits and uncertainty
Schrödinger’s interpretive proposals did not resolve foundational problems in quantum mechanics. Debate continues regarding the ontological status of the wavefunction.
There is no consensus interpretation of his views.
Status
Erwin Schrödinger is regarded as a central figure in the development of quantum mechanics. His work continues to be discussed in physics and the philosophy of science.