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Cosmology
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Where are we ? Cosmology
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CMB CMB P.Natoli 2009 Planck
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Intensive robustness tests (M.Lejeune) Available on line : http://pla.esac.esa.int/pla/aio/planckProducts.html Impressive power for Cosmology
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BASE CDM MODEL (Planck + lensing+WP + HL) PLANCK promised us precision cosmology… (1993)
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ParameterValue (68%) bh2bh2 0.02218±0.00026 ch2ch2 0.1186±0.0022 100 * (acoustic scale at recombination) 1.04144±0.00061 (~ 500 parts per million accuracy) 0.090±0.014 (WMAP “seeded”) ln(10 10 A s )3.087±0.024 nsns 0.9614±0.0063 ( 5 ) H0H0 67.9±1.0 0.693±0.013 88 0.8233±0.097 z re 11.1±1.1 BASE CDM MODEL (Planck + lensing+WP + HL) P.Natoli
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Intensive robustness tests (M.Lejeune) Available on line : http://pla.esac.esa.int/pla/aio/planckProducts.html Impressive power for Cosmology (remember cosmology in 1993…)
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More than primary Cl… More than primary Cl… Cl -> structures @ z ~ 1000 Cl -> structures @ z ~ 1000 Lensing detected ~ 25 σ (after ACT) Lensing detected ~ 25 σ (after ACT) Lensing -> structures @ z ~ 2 (consistent with predictions of ∧ CDM…) Lensing -> structures @ z ~ 2 (consistent with predictions of ∧ CDM…) A.Benoît-Levy
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More CMB than with Planck… More CMB than with Planck…
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Cl @ l < 9000 Cl @ l < 9000 Fist lensing detection Fist lensing detection SZ Clusters SZ Clusters M.Niemack
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More than CMB, with Planck… More than CMB, with Planck…
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More than CMB… More than CMB… M.Lopez-Caniego Esquisite full sky mm & sub-mm survey with more than 25 000 sources
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More than CMB… More than CMB… L.Montier New class of objects at high redshift
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More than CMB… More than CMB… Tension between CMB and clusters in Planck
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More than CMB… More than CMB… Optical data to calibrate the Y-M for clusters @ SALT B.Kirk
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Constraining Inflation - n - running… - r -> B-modes CMB A Window on the early universe J.Martin
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Entropic & adiabatic perturbations Scalar power spectrum Gravity waves Non-Gaussianities Single Field slow-roll Single Field with non- canonical kinetic terms Multi field Single Field with Features (ie non slow-roll) Physical Models Observables … … … … J.Martin
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ASPIC evidence: good models theory.physics.unige.ch/~ringeval/aspic.html
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Physically motivated models can pass present day constraints: - Non linear sigma model (S.Koh) - Heavy field (M.Yamaguchi) Power spectrum. Power spectrum. Isocurvature contribution. Isocurvature contribution. Non Gaussiannity Non Gaussiannity The landscape beyond single field inflation…
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Testing Inflation after the Planck era
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Sequence is right… Testing Inflation after the Planck era
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Sequence is right… Will be painful… Testing Inflation after the Planck era
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Primordial non-gaussianity Most inflationary models predict small but model dependent deviations from Gaussianity Primordial non-gaussianity Most inflationary models predict small but model dependent deviations from Gaussianity M.Liguori
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Primordial non-gaussianity
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Testing anisotropy Y.Fantaye
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Testing anisotropy D.Witlshire
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… as rulers. R.Triay Using voids…
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What is anisotropies play a dynamical role? D.Witlshire, J.Ostrowski
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Hunting B-modes… Testing Inflation after the Planck era
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And the winners are … KMIII HI J.Martin
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And the winners are … J.Martin
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Hunting B-modes… M.Lopes-Caniego
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Hunting B-modes… M.-A. Bigot-Sazy
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Hunting B-modes… H.Nguyen
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Hunting B-modes… H.Nguyen
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BICEP1,2,3,Keck-Array r = 0.01 is the big game…
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Conforting the standard model ( ∧ CDM) Evidencing Dark matter
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Evidencing dark matter Accelerator searches Direct detection Indirect detection
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Evidencing Dark matter P.Tinyakov
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Evidencing Dark matter F. Cafagna
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Evidencing Dark matter F. Cafagna
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Evidencing Dark matter F. Cafagna
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Evidencing Dark matter AMS: Cosmic rays W. Gillard
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Evidencing Dark matter DM particle in the room… B. Serfass
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Evidencing Dark matter B. Serfass
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Evidencing Dark matter N. Kanaya LHC
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Evidencing Dark matter N. Kanaya No signal yet… LHC
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Dark matter: entering into the controversies… You do not find dark matter because there is dark matter… Debate … M.Milgrom, B.Famey, L.Blanchet
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Dark energy: before entering into the controversies… We are all living in an accelerated universe… There is no observational reason to go beyond ∧
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Dark energy M.Betoule
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Dark energy: galaxy surveys M.Betoule
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Dark energy: redshift surveys Boss I, II, III, DESI… S.Bailey
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Dark energy: redshift surveys Boss I, II, III, DESI… S.Bailey
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Dark energy: redshift surveys Boss I, II, III, DESI… S.Belay
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Dark energy: Lα clouds with BOSS @ z ~ 2.3 G.Rossi
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Dark energy: the LSST perspective F.Villa
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Dark energy: the LSST perspective F.Villa
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Dark energy: the LSST perspective F.Villa
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Dark energy: the SKA perspective C.Cress
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Dark energy: the SKA perspective C.Cress
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Dark energy: entering into the controversies… (weak) R.Triay
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Dark energy: Nature & Controversies Quantum vacuum ? Quintesssence ? Modified gravity ? Small scale inhomogeneities ? LTB ? A.Blanchard C.Cress D.Whitshire J.Ostrowski
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We are waiting for the next conference in Qui Nhon to monitor progresses Conclusion
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Thanks to the organisers and specially to Jean Trân Thanh Vân Conclusion
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