메뉴 건너뛰기




Volumn 44, Issue 9, 2012, Pages 2215-2238

Future singularity avoidance in semiclassical cosmology

Author keywords

Loop quantum cosmology; Semiclassical approximation; Singularity avoidance

Indexed keywords


EID: 84865442169     PISSN: 00017701     EISSN: 15729532     Source Type: Journal    
DOI: 10.1007/s10714-012-1385-9     Document Type: Article
Times cited : (4)

References (50)
  • 1
    • 79551521249 scopus 로고    scopus 로고
    • Seven-year Wilkinson Microwave Anisotropy Probe (WMAP) observation: cosmological interpretation
    • Komatsu E. et al.: Seven-year Wilkinson Microwave Anisotropy Probe (WMAP) observation: cosmological interpretation. Astrophys. J. Suppl. Ser. 192, 18 (2011).
    • (2011) Astrophys. J. Suppl. Ser. , vol.192 , pp. 18
    • Komatsu, E.1
  • 4
    • 0042166551 scopus 로고
    • Singularity avoidance and quantum conformal anomalies
    • Davies P. C. W.: Singularity avoidance and quantum conformal anomalies. Phys. Lett. B 68, 402-404 (1977).
    • (1977) Phys. Lett. B , vol.68 , pp. 402-404
    • Davies, P.C.W.1
  • 5
    • 0000354118 scopus 로고
    • Quantized matter fields and the avoidance of singularities in general relativity
    • Parker L., Fulling S. A.: Quantized matter fields and the avoidance of singularities in general relativity. Phys. Rev. D 7, 2357-2374 (1973).
    • (1973) Phys. Rev. D , vol.7 , pp. 2357-2374
    • Parker, L.1    Fulling, S.A.2
  • 6
    • 5544243081 scopus 로고
    • Asymptotically Friedmann and Friedmann-type solutions to Einstein's equations when quantum effects due to conformally invariant fields are taken into account
    • Wada S.: Asymptotically Friedmann and Friedmann-type solutions to Einstein's equations when quantum effects due to conformally invariant fields are taken into account. Phys. Rev. D 31, 2470-2475 (1985).
    • (1985) Phys. Rev. D , vol.31 , pp. 2470-2475
    • Wada, S.1
  • 7
    • 4243616375 scopus 로고
    • Quantum effects in the early universe. I. Influence of trace anomalies on homogeneous, isotropic, classical geometries
    • Fischetti M. V., Hartle J. B., Hu B. L.: Quantum effects in the early universe. I. Influence of trace anomalies on homogeneous, isotropic, classical geometries. Phys. Rev. D 20, 1757-1771 (1979).
    • (1979) Phys. Rev. D , vol.20 , pp. 1757-1771
    • Fischetti, M.V.1    Hartle, J.B.2    Hu, B.L.3
  • 8
    • 0000282645 scopus 로고
    • Effects of quantum fields on singularities and particle horizons in the early universe
    • Anderson P.: Effects of quantum fields on singularities and particle horizons in the early universe. Phys. Rev. D 28, 271-285 (1983).
    • (1983) Phys. Rev. D , vol.28 , pp. 271-285
    • Anderson, P.1
  • 9
    • 0002245739 scopus 로고
    • A new type of isotropic cosmological models without singularity
    • Starobinski A. A.: A new type of isotropic cosmological models without singularity. Phys. Lett. B 91, 99-102 (1980).
    • (1980) Phys. Lett. B , vol.91 , pp. 99-102
    • Starobinski, A.A.1
  • 10
    • 0033147122 scopus 로고    scopus 로고
    • Measurements of Ω and Λ from 42 high-redshift supernovae
    • Perlmutter S. et al.: Measurements of Ω and Λ from 42 high-redshift supernovae. Astrophys. J. 517, 565-586 (1999).
    • (1999) Astrophys. J. , vol.517 , pp. 565-586
    • Perlmutter, S.1
  • 11
    • 0039243415 scopus 로고    scopus 로고
    • Observational evidence from supernovae for an accelerating universe and a cosmological constant
    • Riess A. G. et al.: Observational evidence from supernovae for an accelerating universe and a cosmological constant. Astron. J. 116, 1009-1038 (1998).
    • (1998) Astron. J. , vol.116 , pp. 1009-1038
    • Riess, A.G.1
  • 12
    • 35748946355 scopus 로고    scopus 로고
    • Cosmic clocks, cosmic variance and cosmic averages
    • Wiltschire D. L.: Cosmic clocks, cosmic variance and cosmic averages. New J. Phys. 9, 377 (2007).
    • (2007) New J. Phys. , vol.9 , pp. 377
    • Wiltschire, D.L.1
  • 13
    • 2342439829 scopus 로고    scopus 로고
    • Phantom energy: dark energy with w < -1 causes a cosmic doomsday
    • Cadwell R. R., Kamionkowski M., Weinberg N. N.: Phantom energy: dark energy with w < -1 causes a cosmic doomsday. Phys. Rev. Lett. 91, 071301 (2003).
    • (2003) Phys. Rev. Lett. , vol.91 , pp. 071301
    • Cadwell, R.R.1    Kamionkowski, M.2    Weinberg, N.N.3
  • 14
    • 2942746506 scopus 로고    scopus 로고
    • Sudden future singularities
    • Barrow J. D.: Sudden future singularities. Class. Quantum Gravity 21, L79-L78 (2004).
    • (2004) Class. Quantum Gravity , vol.21
    • Barrow, J.D.1
  • 15
    • 10844291886 scopus 로고    scopus 로고
    • More general sudden singularities
    • Barrow J. D.: More general sudden singularities. Class. Quantum Gravity 21, 5619-5622 (2004).
    • (2004) Class. Quantum Gravity , vol.21 , pp. 5619-5622
    • Barrow, J.D.1
  • 16
    • 18444377045 scopus 로고    scopus 로고
    • Properties of singularities in (phantom) dark energy universe
    • Nojiri S., Odintsov S., Tsujikawa S.: Properties of singularities in (phantom) dark energy universe. Phys. Rev. D 71, 063005 (2005).
    • (2005) Phys. Rev. D , vol.71 , pp. 063005
    • Nojiri, S.1    Odintsov, S.2    Tsujikawa, S.3
  • 17
    • 3843090395 scopus 로고    scopus 로고
    • Quantum escape of sudden future singularity
    • Nojiri S., Odintsov S.: Quantum escape of sudden future singularity. Phys. Lett. B 595, 1-8 (2004).
    • (2004) Phys. Lett. B , vol.595 , pp. 1-8
    • Nojiri, S.1    Odintsov, S.2
  • 18
    • 14544298739 scopus 로고    scopus 로고
    • Quantum fields and big rip expansion singularities
    • Calderón H., Hiscock W. A.: Quantum fields and big rip expansion singularities. Class. Quantum Gravity 22, L23-L26 (2005).
    • (2005) Class. Quantum Gravity , vol.22
    • Calderón, H.1    Hiscock, W.A.2
  • 19
    • 50449107628 scopus 로고    scopus 로고
    • Quantum fields near phantom-energy sudden singularities
    • Calderón H.: Quantum fields near phantom-energy sudden singularities. Phys. Rev. D 78, 044041 (2008).
    • (2008) Phys. Rev. D , vol.78 , pp. 044041
    • Calderón, H.1
  • 21
    • 33847389796 scopus 로고    scopus 로고
    • Quantum driven bounce of the future universe
    • Srivastava S. K.: Quantum driven bounce of the future universe. Gen. Relativ. Gravit. 39, 241-255 (2007).
    • (2007) Gen. Relativ. Gravit. , vol.39 , pp. 241-255
    • Srivastava, S.K.1
  • 22
    • 77955613061 scopus 로고    scopus 로고
    • Effects of quantized scalar fields in cosmology spacetimes with big rip singularities
    • Bates J. D., Anderson P. R.: Effects of quantized scalar fields in cosmology spacetimes with big rip singularities. Phys. Rev. D 82, 024018 (2010).
    • (2010) Phys. Rev. D , vol.82 , pp. 024018
    • Bates, J.D.1    Anderson, P.R.2
  • 23
    • 0001664033 scopus 로고
    • No Starobinsky inflation from self-consistent semiclassical gravity
    • Simon J. Z.: No Starobinsky inflation from self-consistent semiclassical gravity. Phys. Rev. D 45, 1953-1960 (1992).
    • (1992) Phys. Rev. D , vol.45 , pp. 1953-1960
    • Simon, J.Z.1
  • 24
    • 0000962387 scopus 로고
    • Higher-derivative Lagrangians, nolocality, problems, and solutions
    • Simon J. Z.: Higher-derivative Lagrangians, nolocality, problems, and solutions. Phys. Rev. D 41, 3720-3733 (1990).
    • (1990) Phys. Rev. D , vol.41 , pp. 3720-3733
    • Simon, J.Z.1
  • 25
    • 3042861068 scopus 로고
    • Einstein equation with quantum corrections reduced to second order
    • Parker L., Simon J. Z.: Einstein equation with quantum corrections reduced to second order. Phys. Rev. D 47, 1339-1355 (1993).
    • (1993) Phys. Rev. D , vol.47 , pp. 1339-1355
    • Parker, L.1    Simon, J.Z.2
  • 26
    • 26544452019 scopus 로고
    • Trace anomaly of a conformally invariant quantum field in curved spacetime
    • Wald R. M.: Trace anomaly of a conformally invariant quantum field in curved spacetime. Phys. Rev. D 17, 1477-1484 (1978).
    • (1978) Phys. Rev. D , vol.17 , pp. 1477-1484
    • Wald, R.M.1
  • 27
    • 0000156861 scopus 로고
    • Classical and quantum cosmology of the Starobinsky inflationary model
    • Vilenkin A.: Classical and quantum cosmology of the Starobinsky inflationary model. Phys. Rev. D 32, 2511-2521 (1985).
    • (1985) Phys. Rev. D , vol.32 , pp. 2511-2521
    • Vilenkin, A.1
  • 28
    • 0037732776 scopus 로고    scopus 로고
    • Casimir effect in de Sitter and antide Sitter braneworlds
    • Elizalde E., Nojiri S., Odintsov S. D., Ogushi S.: Casimir effect in de Sitter and antide Sitter braneworlds. Phys. Rev. D 67, 063515 (2003).
    • (2003) Phys. Rev. D , vol.67 , pp. 063515
    • Elizalde, E.1    Nojiri, S.2    Odintsov, S.D.3    Ogushi, S.4
  • 29
    • 42749100351 scopus 로고    scopus 로고
    • Late-time cosmology in a (phantom) scalar-tensor theory: dark energy and the cosmic speed-up
    • Elizalde E., Nojiri S., Odintsov S.: Late-time cosmology in a (phantom) scalar-tensor theory: dark energy and the cosmic speed-up. Phys. Rev. D 70, 043539 (2004).
    • (2004) Phys. Rev. D , vol.70 , pp. 043539
    • Elizalde, E.1    Nojiri, S.2    Odintsov, S.3
  • 30
    • 33750404757 scopus 로고    scopus 로고
    • Dark energy: vacuum fluctuations, the effective phantom phase, and holography
    • Elizalde E., Nojiri S., Odintsov S. D., Wang P.: Dark energy: vacuum fluctuations, the effective phantom phase, and holography. Phys. Rev. D 71, 103504 (2005).
    • (2005) Phys. Rev. D , vol.71 , pp. 103504
    • Elizalde, E.1    Nojiri, S.2    Odintsov, S.D.3    Wang, P.4
  • 31
    • 33646716259 scopus 로고    scopus 로고
    • Uses of zeta regularization in QFT with boundary conditions: a cosmo-topological Casimir effect
    • Elizalde E.: Uses of zeta regularization in QFT with boundary conditions: a cosmo-topological Casimir effect. J. Phys. A 39, 6299-6308 (2006).
    • (2006) J. Phys. A , vol.39 , pp. 6299-6308
    • Elizalde, E.1
  • 32
    • 0009335606 scopus 로고
    • Classification of spatially flat cosmological solutions in the presence of the cosmological constant and backreaction of conformally invariant quantum fields
    • Azuma T., Wada S.: Classification of spatially flat cosmological solutions in the presence of the cosmological constant and backreaction of conformally invariant quantum fields. Prog. Theor. Phys. 75, 845-861 (1986).
    • (1986) Prog. Theor. Phys. , vol.75 , pp. 845-861
    • Azuma, T.1    Wada, S.2
  • 33
    • 0001300845 scopus 로고    scopus 로고
    • Does back reaction enforce the averaged null energy condition in semiclassical gravity?
    • Flanagan E. E., Wald R. M.: Does back reaction enforce the averaged null energy condition in semiclassical gravity?. Phys. Rev. D 54, 6233-6283 (1996).
    • (1996) Phys. Rev. D , vol.54 , pp. 6233-6283
    • Flanagan, E.E.1    Wald, R.M.2
  • 34
    • 24144455269 scopus 로고    scopus 로고
    • Stability of semiclassical gravity solutions with respect to quantum metric fluctuations
    • Hu B. L., Roura A., Verdaguer E.: Stability of semiclassical gravity solutions with respect to quantum metric fluctuations. Int. J. Theor. Phys. 43, 749-766 (2004).
    • (2004) Int. J. Theor. Phys. , vol.43 , pp. 749-766
    • Hu, B.L.1    Roura, A.2    Verdaguer, E.3
  • 35
    • 42749099790 scopus 로고    scopus 로고
    • Induced quantum metric fluctuations and the validity of semiclassical gravity
    • Hu B. L., Roura A., Verdaguer E.: Induced quantum metric fluctuations and the validity of semiclassical gravity. Phys. Rev. D 70, 044002 (2004).
    • (2004) Phys. Rev. D , vol.70 , pp. 044002
    • Hu, B.L.1    Roura, A.2    Verdaguer, E.3
  • 38
    • 33747171433 scopus 로고    scopus 로고
    • Avoidance of future singularities in loop quantum cosmology
    • Sami S., Singh P., Tsujikawa S.: Avoidance of future singularities in loop quantum cosmology. Phys. Rev. D 74, 043514 (2006).
    • (2006) Phys. Rev. D , vol.74 , pp. 043514
    • Sami, S.1    Singh, P.2    Tsujikawa, S.3
  • 39
    • 79051470031 scopus 로고    scopus 로고
    • Loop cosmology: regularization vs. quantization
    • Haro J., Elizalde E.: Loop cosmology: regularization vs. quantization. EPL D 89, 69001 (2010).
    • (2010) EPL D , vol.89 , pp. 69001
    • Haro, J.1    Elizalde, E.2
  • 40
    • 0032369376 scopus 로고    scopus 로고
    • Quantum spin dynamics (QSD): V. quantum gravity as the natural regulator of the Hamiltonian constraint of matter quantum field theories
    • Thiemann T.: Quantum spin dynamics (QSD): V. quantum gravity as the natural regulator of the Hamiltonian constraint of matter quantum field theories. Class. Quantum Gravity 15, 1281-1312 (1998).
    • (1998) Class. Quantum Gravity , vol.15 , pp. 1281-1312
    • Thiemann, T.1
  • 43
    • 33745542264 scopus 로고    scopus 로고
    • Quantum nature of the big bang: an analytical and numerical investigation
    • Ashtekar A., Pawlowski T., Singh P.: Quantum nature of the big bang: an analytical and numerical investigation. Phys. Rev. D 73, 124038 (2006).
    • (2006) Phys. Rev. D , vol.73 , pp. 124038
    • Ashtekar, A.1    Pawlowski, T.2    Singh, P.3
  • 44
    • 67649683000 scopus 로고    scopus 로고
    • Are loop quantum cosmos never singular?
    • Singh P.: Are loop quantum cosmos never singular?. Class. Quantum Gravity 26, 125005 (2009).
    • (2009) Class. Quantum Gravity , vol.26 , pp. 125005
    • Singh, P.1
  • 45
    • 61349170893 scopus 로고    scopus 로고
    • Corrections to the Friedmann equations from LQG for a universe with a free scalar field
    • Taveras V.: Corrections to the Friedmann equations from LQG for a universe with a free scalar field. Phys. Rev. D 78, 064072 (2008).
    • (2008) Phys. Rev. D , vol.78 , pp. 064072
    • Taveras, V.1
  • 46
    • 79051470031 scopus 로고    scopus 로고
    • Loop cosmology: regularization vs. quantization
    • Haro J., Elizalde E.: Loop cosmology: regularization vs. quantization. EPL 89, 69001 (2010).
    • (2010) Epl , vol.89 , pp. 69001
    • Haro, J.1    Elizalde, E.2
  • 47
    • 34848883907 scopus 로고    scopus 로고
    • Type I singularities and the phantom menace
    • Naskar T., Ward J.: Type I singularities and the phantom menace. Phys. Rev. D 76, 063514 (2007).
    • (2007) Phys. Rev. D , vol.76 , pp. 063514
    • Naskar, T.1    Ward, J.2
  • 48
    • 34548091018 scopus 로고    scopus 로고
    • Phantom field dynamics in loop quantum cosmology
    • Smart D., Gumjudpai B.: Phantom field dynamics in loop quantum cosmology. Phys. Rev. D 76, 043514 (2007).
    • (2007) Phys. Rev. D , vol.76 , pp. 043514
    • Smart, D.1    Gumjudpai, B.2
  • 49
    • 69049083889 scopus 로고    scopus 로고
    • Consistent loop quantum cosmology
    • Bojowald M.: Consistent loop quantum cosmology. Class. Quantum Gravity 26, 075020 (2009).
    • (2009) Class. Quantum Gravity , vol.26 , pp. 075020
    • Bojowald, M.1


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.