'Peculiar velocity' presentation slideshows

Probing the cosmic expansion with redshift distribution: prospects and theoretical challenges

639 views • 54 slides

Probing the cosmic expansion with redshift distribution: prospects and theoretical challenges

543 views • 54 slides

Cosmic Flows Mike Hudson U. Waterloo / IAP

583 views • 50 slides

2. Cosmologia Despues de WMAP

2. Cosmologia Despues de WMAP. Menu du Jour. Historia del descubrimiento del CMB Fisica del CMB - Radiacion de Cuerpo negro T=2.73 K - Dipolo (Doppler) - Fluctuaciones - Espectro de Potencia Angular 3. Observaciones - COBE y WMAP

569 views • 41 slides

Relativistic Corrections to the Sunyaev-Zeldovich Effect for Clusters of Galaxies

Carolina Neutrino Workshop April 16-17th, 2004. 1/33. Relativistic Corrections to the Sunyaev-Zeldovich Effect for Clusters of Galaxies. Satoshi Nozawa Josai Junior College for Women. Collaborators: N. Itoh, Y. Kohyama. 2/33. Contents.

456 views • 34 slides

Peculiar velocity: a window to the dark universe

Peculiar velocity: a window to the dark universe. ??? ?Zhang, Pengjie) ?????????? Shanghai Astronomical Observatory Chinese Academy of Science. Based on ZPJ, Michele Liguori, Rachel Bean & Scott Dodelson, 2007, PRL ZPJ & Xuelei Chen, 2008, PRD Bhuvnesh Jain & ZPJ, 2008, PRD

529 views • 31 slides

435 views • 30 slides

Energetic Tail of Photon Bath

Energetic Tail of Photon Bath. hv. # hardest photons. ~ # baryons. Evolution of Sound Speed. Expand a box of fluid. Radiation. Matter. Show C 2 s = c 2 /3 /(1+Q) , Q = (3 ? m ) /(4 ? r ) , ? Cs drops from c/sqrt(3) at radiation-dominated era

399 views • 30 slides

Progress in mapping the large scale structure of the Universe

400 views • 30 slides

CMB and varying constants: T CMB (z) from SZE

470 views • 28 slides

Measuring the local Universe with peculiar velocities of Type Ia Supernovae

369 views • 28 slides

Announcements

380 views • 27 slides

The Feasibility of Constraining Dark Energy Using LAMOST Redshift Survey

The Feasibility of Constraining Dark Energy Using LAMOST Redshift Survey. L.Sun. Outline. Introduction Methodology Results and discussion summary. Introduction : multiple evidence. * Supernovae * CMB + galaxies, clusters or an h 0 prior * Late-time integrated Sachs-Wolfe(ISW) effect.

376 views • 25 slides

COLD FRONTS IN GROUPS AND CLUSTERS AND THEIR DYNAMICAL STATE IN THE OPTICAL

COLD FRONTS IN GROUPS AND CLUSTERS AND THEIR DYNAMICAL STATE IN THE OPTICAL. FABIO GASTALDELLO INAF-IASF MILAN & UC IRVINE M. MESSA, L. DI GESU S. GHIZZARDI, M. ROSSETTI, D. BUOTE, S. ETTORI, F. BRIGHENTI, W. MATHEWS. INTRO: SLOSHING COLD FRONTS AND OBSERVABLE EFFECTS

305 views • 21 slides

COLD FRONTS IN GROUPS AND CLUSTERS AND THEIR DYNAMICAL STATE IN THE OPTICAL

COLD FRONTS IN GROUPS AND CLUSTERS AND THEIR DYNAMICAL STATE IN THE OPTICAL. FABIO GASTALDELLO INAF-IASF MILAN & UC IRVINE M. MESSA, L. DI GESU S. GHIZZARDI, M. ROSSETTI, D. BUOTE, S. ETTORI, F. BRIGHENTI, W. MATHEWS. INTRO: SLOSHING COLD FRONTS AND OBSERVABLE EFFECTS

312 views • 21 slides

344 views • 20 slides

Expansion of the Universe

Expansion of the Universe. Alexandra Higareda DeMaris Wilson. Introduction. Albert Einstein's General Theory of Relativity "the greatest blunder of my life" Enter Hubble. Expansion of the Universe

268 views • 14 slides

The Era of Matter

The Era of Matter. Age vs. Red Shift. In the recent past, the universe was dominated by matter The age of the universe now is given by : Recall: x = a / a 0 = 1/(1+ z ) Time-red-shift relation: For z > 1 or so, the ? m / x term dominates, ignore the others.

174 views • 11 slides