Chin. Phys. Lett.  2006, Vol. 23 Issue (12): 3388-3390    DOI:
Original Articles |
Conjecture on Avoidance of Big Crunch
SUN Cheng-Yi;ZHANG De-Hai
Department of Physics, Graduate School, Chinese Academy of Sciences, Beijing 100049
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SUN Cheng-Yi, ZHANG De-Hai 2006 Chin. Phys. Lett. 23 3388-3390
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Abstract By conjecturing the physics at the Planck scale, we modify the definition of the Hawking temperature and modify the Friedmann equation. It is found that we can avoid the singularity of the big crunch and obtain a bouncing cosmological model.
Keywords: 98.30.Cq      98.80.Jk      04.20.Gz     
Published: 01 December 2006
PACS:  98.30.Cq  
  98.80.Jk (Mathematical and relativistic aspects of cosmology)  
  04.20.Gz (Spacetime topology, causal structure, spinor structure)  
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