the flg model faced to anthropic...
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![Page 1: The FLG model faced to anthropic issuesvietnam.in2p3.fr/2013/Cosmology/transparencies/Triay1.pdfHTGRG • July 28th — August 3rd, 2013 • Quy Nhon Vietnam 4 FLG Model Cosmic Microwave](https://reader036.vdocuments.site/reader036/viewer/2022081623/6145f5c08f9ff812541ff606/html5/thumbnails/1.jpg)
TheFLGmodelfacedtoanthropicissues
RolandTRIAYCentredePhysiqueThéorique
Aix‐MarseilleUniversité
Hot Topics in General Relativity and GravitationJuly 28th — August 3rd, 2013 • Quy Nhon, Vietnam
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Outline
• Friedmann-Lemaître-Gamov (FLG) Model
• The Cosmological Constant (Problems)
• Dynamical phases of FLG Model
• The Coincidence Problem
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FLG ModelJean-Marie Souriau (1922-2012)
• (1944)1957‐65:(General)Relativity(andGravitation)– “Géométrieetrelativité”,Herman,Paris1964
• 1965‐78:GR(principles),Thermodynamics– “Définitioncovariantedeséquilibrethermodynamiques”NuovoCimento1(1966),no.4,203-216.
– "MécaniqueStatistique,GroupedeLieetCosmologie",Coll.InternationauxduCNRSN°ー237Géométririesymplectiqueetphysiquemathématique(1974)
– “Fautilprendreausérieuxlaconstantecosmologique?”JournéesRelativistes(Bruxelles,April1976),pp.215229.Publ.Univ.LibredeBruxelles,1976.
– Fliche&Souriau(79),Fliche,,Souriau,Triay(81),…
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FLG ModelCosmicMicrowaveBackground(CMB)
TheNobelPrizeinPhysics
1978 A. Penzias and R. Wilson (1965)2006 J.C. Mather, G.F. Smoot (1989)2011: S. Perlmutter, B.P. Schmidt and A.G. Riess"for the discovery of the accelerating expansionof the Universe through observations of distant SN”
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FLG ModelGeometryofthetemperature(Planck)vector
"MécaniqueStatistique,GroupedeLieetCosmologie"
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FLG Model
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FLG Model
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FLG ModelItdescribestheCosmologicalexpansion
fromthedecouplingeratillnow,andinthefuture(…)
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The Cosmological Constant
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The Cosmological Constant
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The Cosmological Constant
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The Cosmological Constant
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The Cosmological Constant
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The Cosmological Constant
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The Cosmological Constant
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The Cosmological Constant
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Dynamical phases of FLG Model
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Dynamical phases of FLG Model
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Dynamical phases of FLG Model
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Dynamical phases of FLG Model
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Dynamical phases of FLG Model
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The Coincidence Problem
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The Coincidence Problem
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The Coincidence Problem
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The Coincidence Problem
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Conclusion
AccordingtoFLGmodel,thedatasuggestthattodayisnotanexceptionaldateinthecosmological
evolutionoftheuniverse,withrespecttoanytransitionepochchosen.
Thank you