Geometrodynamics

The Quantengeometrodynamik (or short Geometrodynamics ) is a physical theory that was intended as a reformulation of General Relativity (GR ). It takes into account that the space-time curvature is not static but dynamic, ie constantly in motion. The theory, however, was flawed and was replaced by other theories such as string theory.

The Geometrodynamics was developed in 1961 by American physicist John Archibald Wheeler. Wheeler tried to lay with the theory, the mathematical foundation for quantum gravity. He introduced into his theory of gravitation quanta, so-called Geonen, which should be responsible for spacetime curvatures and affect particles with masses.

Wheeler and Charles Misner also tried to combine the theory of electromagnetism using the Geometrodynamics with the modern theory of gravitation. One finding was that energy, in the form of electromagnetic energy that can bend space-time. Because after ART is energy as mass behaves.

Based on mathematical calculations of Albert Einstein and Nathan Rosen Wheeler assumed that the entire spacetime is criss-crossed by tiny micro- wormholes. Wheeler coined the term quantum foam. He came by further calculations to believe that electromagnetic field quanta can propagate through these micro wormholes. For, according to calculations by the physicist Gunnar Nordström and Hans Reissner ( Reissner - Nordström metric ) may exist electric charges in black holes, then one speaks of an electrically charged black hole.

See also: Quantum geometry

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