The Omniscope MT Matias Zaldarriaga ar Xiv 0805

The Omniscope MT & Matias Zaldarriaga, ar. Xiv: 0805. 4414, 0909. 0001

Courtney Peterson Tongyan Mike Joel Lin matejek Andy Ed Villasenor Adrian Chris Morgan Lutomirski Jackie Liu Williams Hewitt Max Tegmark Dept. of Physics, MIT tegmark@mit. edu ITP June 21, 2010 THE OMNISCOPERS

Scott Morrison THE OMNISCOPERS

Kris Zarb Scott Morrison Nevada Sanchez Joe Lee Henrique Pondé Oliveira Pinto

Matias Zaldarriaga Max Tegmark Dept. of Physics, MIT tegmark@mit. edu ITP June 21, 2010 THE OMNISCOPERS

Max Tegmark Dept. of Physics, MIT tegmark@mit. edu ITP June 21, 2010

• Foreground modeling 0802. 1525 • Foreground removal astro-ph/0501081, 0807. 3952 0903. 4890 • Optimal mapmaking 0909. 0001 • Automatic calibration 1001. 5268 • Faster correlation 0805. 4414, 0909. 0001 • Corner turning 0910. 1351 • Survey design optimization 0802. 1710

How get huge sensitivity at low cost? Sensitivity T (A )-1/2 Single-dish telescope: cost A 1. 35 Interferometer: cost N 2 A 2 FFTT telescope idea: cost A, ~2 Telescopes as Fourier transformers

Max Tegmark Dept. of Physics, MIT tegmark@mit. edu ITP June 21, 2010

Correlate this: 1 2 3 0 0 0 4 5 6

The sensitivity frontier Max Tegmark Dept. of Physics, MIT tegmark@mit. edu ITP June 21, 2010 Omniscope MT & Zaldarriaga, ar. Xiv: 0805. 4414

Our observable universe LSS

Our observable universe LSS Spatial curvature: WMAP+SDSS: tot= 0. 01 Planck: tot= 0. 003 21 cm: tot=0. 0002 Mao, MT, Mc. Quinn, Zahn & Zaldarriaga 2008

Our observable universe LSS Spectral index running: Planck: =0. 005 21 cm =0. 00017 2 -potential: 0. 0007 4 -potential: 0. 008 Mao, MT, Mc. Quinn, Zahn & Zaldarriaga 2008

Neutrino mass: WMAP+SDSS: m <0. 3 e. V +Ly F: m <0. 17 e. V Oscillations m >0. 04 e. V LSS Future lensing: m ~0. 03 e. V 21 cm: m =0. 007 e. V Mao, MT, Mc. Quinn, Zahn & Zaldarriaga 2008 Our observable universe