Abstract
A natural extension of the weak equivalence principle to the Riemann-Cartan geometry is proposed and then shown to be violated by the classical equations of translational and spin motion derived from the Dirac equation. This classical limit is obtained by a purely algebraic method. We point out that it is possible to distinguish experimentally between macroscopically equivalent Riemannian and teleparallelism geometries by measuring the precession of spinning particles.
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© 1980 Plenum Press, New York
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Rumpf, H. (1980). Quasiclassical Limit of the Dirac Equation and the Equivalence Principle in the Riemann-Cartan Geometry. In: Bergmann, P.G., De Sabbata, V. (eds) Cosmology and Gravitation. NATO Advanced Study Institutes Series, vol 58. Springer, Boston, MA. https://doi.org/10.1007/978-1-4613-3123-0_4
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DOI: https://doi.org/10.1007/978-1-4613-3123-0_4
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