Nonlinear Spinor Equation and Asymmetric Connection in General Relativity
Abstract
In order to take full account of spin in general relativity, it is necessary to consider space-time as a metric space with torsion, as was shown elsewhere. We treat a Dirac particle in such a space. The generalized Dirac equation turns out to be of a Heisenberg-Pauli type. The nonlinear terms induced by torsion express a universal spin-spin interaction of range zero.
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The collapsing matter undergoes a nonsingular bounce and then expands as a new, closed universe whose total energy is zero.
“Instead, the collapsing matter undergoes a nonsingular bounce [21] and then expands as a new, closed universe [4,5,22] whose total energy is zero [23].”
From A nonsingular, anisotropic universe in a black hole with torsion and particle production (2021) · cites this paper as [23]
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General relativity with spin and torsion: Foundations and prospects
Hehl, F. W., von der Heyde, P., Kerlick, G. D., & Nester, J. M. (1976) · Reviews of Modern Physics · doi:10.1103/revmodphys.48.393 · Cited by 2,709 · see citing works
Self-citationCosmology with torsion: An alternative to cosmic inflation
Popławski, N. J. (2010) · Physics Letters B · doi:10.1016/j.physletb.2010.09.056 · Cited by 205 · see citing works
Nonsingular, big-bounce cosmology from spinor-torsion coupling
Popławski, N. (2012) · Physical Review D · doi:10.1103/physrevd.85.107502 · Cited by 180 · see citing works
UNIVERSE IN A BLACK HOLE IN EINSTEIN–CARTAN GRAVITY
Popławski, N. (2016) · The Astrophysical Journal · doi:10.3847/0004-637x/832/2/96 · Cited by 91 · see citing works
Kerlick, G. D. (1975) · Physical Review D · doi:10.1103/physrevd.12.3004 · Cited by 85 · see citing works
“Bouncing” of simple cosmological models with torsion
Kerlick, G. D. (1976) · Annals of Physics · doi:10.1016/0003-4916(76)90086-5 · Cited by 41 · see citing works
A nonsingular, anisotropic universe in a black hole with torsion and particle production
Popławski, N. J. (2021) · General Relativity and Gravitation · doi:10.1007/s10714-021-02790-7 · Cited by 12 · see citing works
- Authors
- Hehl, F. W., & Datta, B. K.
- Affiliations
- Clausthal University of Technology (DE)
- Venue
- Journal of Mathematical Physics
- Publisher
- AIP Publishing
- Published
- 1971-07-01
- Volume
- 12
- Issue
- 7
- Pages
- 1334-1339
- ISSN
- 0022-2488 (ISSN-L)
- 1089-7658
- OpenAlex
- W1995832404
- Cited by
- 248
- References
- 0
- Citations by year
- 2026: 8 · 2025: 8 · 2024: 12 · 2023: 8 · 2022: 8 · 2021: 11 · 2020: 15 · 2019: 10 · 2018: 10 · 2017: 8 · 2016: 11 · 2015: 2 · 2014: 7 · 2013: 12 · 2012: 7
- FWCI
- 3.54
- Type
- journal article
- Language
- en
- Open access
- closed
- Locations
- Journal of Mathematical Physics (publishedVersion)
- Topics
- Physical Sciences › Physics and Astronomy › Astronomy and Astrophysics › Relativity and Gravitational Theory
- Physical Sciences › Physics and Astronomy › Astronomy and Astrophysics › Advanced Differential Geometry Research
- Physical Sciences › Physics and Astronomy › Statistical and Nonlinear Physics › Noncommutative and Quantum Gravity Theories
- Keywords
- asymmetric connections, torsion, Dirac equation, spin-spin coupling, Dirac particles
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