activity
20022011
most citedEvidence for dark energy from the cosmic microwave background alone using the Atacama Cosmology Telescope lensing measurements

165 citations · 583 across the 12 of their papers we have counts for

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Showing 2008Show all

2 papers · 1 filter

astro-ph2008★ 30 cited

Efficient Power Spectrum Estimation for High Resolution CMB Maps

Sudeep Das, Amir Hajian, David N. Spergel

Estimation of the angular power spectrum of the Cosmic Microwave Background (CMB) on a small patch of sky is usually plagued by serious spectral leakage, specially when the map has…

astro-ph2008★ 112 cited

Next Generation Redshift Surveys and the Origin of Cosmic Acceleration

Viviana Acquaviva, Amir Hajian, David N. Spergel +1

Cosmologists are exploring two possible sets of explanations for the remarkable observation of cosmic acceleration: dark energy fills space or general relativity fails on cosmologi…