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Inflation and Singularity of a Bianchi Type-VII0 Universe with a Dirac Field in the Einstein–Cartan Theory |
| HUANG Zeng-Guang1**, FANG Wei2, 3, LU Hui-Qing3,4
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1School of Science, Huaihai Institute of Technology, Lianyungang 222005
2Department of Physics, Shanghai Normal University, Shanghai 200234
3The Shanghai Key Lab of Astrophysics, Shanghai 200234
4Department of Physics, Shanghai University, Shanghai 200444
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| Cite this article: |
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HUANG Zeng-Guang, FANG Wei, LU Hui-Qing 2011 Chin. Phys. Lett. 28 089801 |
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Abstract We discuss Bianchi type-VII0 cosmology with a Dirac field in the Einstein–Cartan (E−C) theory and obtain the equations of the Dirac and gravitational fields in the E-C theory. A Bianchi type-VII0 inflationary solution is found. When 3S2/16−σ2 > 0, the Universe may avoid singularity.
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| Keywords:
98.80.-k
98.80.Cq
03.65.Pm
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Received: 24 January 2011
Published: 28 July 2011
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| PACS: |
98.80.-k
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(Cosmology)
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98.80.Cq
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(Particle-theory and field-theory models of the early Universe (including cosmic pancakes, cosmic strings, chaotic phenomena, inflationary universe, etc.))
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03.65.Pm
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(Relativistic wave equations)
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