'Acoustic peaks' diaporamas de présentation

Dark Energy and Cosmic Sound

Dark Energy and Cosmic Sound. Daniel Eisenstein (University of Arizona) Michael Blanton, David Hogg, Bob Nichol, Nikhil Padmanabhan, Will Percival, David Schlegel, Roman Scoccimarro, Ryan Scranton, Hee-Jong Seo, Ed Sirko, David Spergel, Max Tegmark, Martin White, Idit Zehavi, and the SDSS.

595 views • 59 slides

Dark Energy and Cosmic Sound

Dark Energy and Cosmic Sound. Daniel Eisenstein (University of Arizona) Michael Blanton, David Hogg, Bob Nichol, Roman Scoccimarro, Ryan Scranton, Hee-Jong Seo , Max Tegmark, Martin White, Idit Zehavi, Zheng Zheng, and the SDSS. Outline. Baryon acoustic oscillations as a standard ruler.

667 views • 53 slides

Future radio observations of the high redshift universe

Future radio observations of the high redshift universe. Open Questions in Cosmology Munich Aug 22-26 2005 Ron Ekers CSIRO. Overview of new facilities at radio wavelengths. Many other talks on mm and submm results so I will concentrate on cm and m wavelengths ie freq < 30GHz

626 views • 51 slides

Lensing of the CMB

Lensing of the CMB. Antony Lewis Institute of Astronomy, Cambridge http://cosmologist.info/. Review ref: Lewis, Challinor , Phys. Rep: astro-ph/0601594. Evolution of the universe. Opaque. Transparent. Hu & White, Sci. Am., 290 44 (2004).

615 views • 51 slides

Future radio observations of the high redshift universe

Future radio observations of the high redshift universe. Open Questions in Cosmology Munich Aug 22-26 2005 Ron Ekers CSIRO. Overview of new facilities at radio wavelengths. Many other talks on mm and submm results so I will concentrate on cm and m wavelengths ie freq < 30GHz

646 views • 46 slides

Steven T. Myers

464 views • 32 slides

CMB acoustic peaks

337 views • 24 slides

Measurements of Cosmological Parameters

301 views • 21 slides

How can CMB help constraining dark energy?

How can CMB help constraining dark energy?. Licia Verde ICREA & Institute of space Sciences (ICE CSIC-IEEC). The standard cosmological model. ? CDM model. ?. Spatially flat Universe. Power-law, primordial power spectrum. Only 6 parameters: WMAP5yr analysis. recombination.

276 views • 18 slides

CMB acoustic peaks

CMB acoustic peaks. 3 rd acoustic peak fluid compression in potential wells. Potential fluctuations broken up by mode. hill. well. time. 2 nd acoustic peak fluid compression in potential hills. 1 st acoustic peak fluid compression in potential wells.

231 views • 9 slides