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Tommaso Treu

Researcher at University of California, Los Angeles

Publications -  796
Citations -  56051

Tommaso Treu is an academic researcher from University of California, Los Angeles. The author has contributed to research in topics: Galaxy & Redshift. The author has an hindex of 126, co-authored 715 publications receiving 49090 citations. Previous affiliations of Tommaso Treu include Space Telescope Science Institute & University of California.

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Keck spectroscopy of distant GOODS spheroidal galaxies: Downsizing in a hierarchical Universe

TL;DR: In this article, the evolution of the fundamental plane for 141 field spheroidal galaxies in the redshift range 0.2 < z < 1.2, selected morphologically to a magnitude limit F850LP = 22.43 in the northern field of the Great Observatories Origins Deep Survey.
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The Dark Matter Density Profile of the Lensing Cluster MS 2137–23: A Test of the Cold Dark Matter Paradigm*

TL;DR: In this article, spectroscopic observations of the gravitational arcs and the brightest cluster galaxy (BCG) in the cluster MS 2137-23 (z = 0.313) were obtained with the Echelle Spectrograph and Imager on the Keck II telescope.
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The Universe is Reionizing at z~7: Bayesian Inference of the IGM Neutral Fraction Using Ly$\alpha$ Emission from Galaxies

TL;DR: In this article, a new flexible Bayesian framework was proposed for directly inferring the fraction of neutral hydrogen in the intergalactic medium (IGM) during the Epoch of Reionization (EoR, z~6-10) from detections and non-detections of Lyman Alpha (Ly$\alpha$) emission from Lyman break galaxies (LBGs).
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Space telescope and optical reverberation mapping project. II. Swift and HST reverberation mapping of the accretion disk of NGC 5548

Rick Edelson, +59 more
TL;DR: In this paper, the densest extended active galactic nucleus (AGN) UV/optical continuum sampling was obtained, with a mean sampling rate < 0.5 day, assuming a simple face-on model.
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Cosmic Evolution of Black Holes and Spheroids. III. The MBH-σ* Relation in the Last Six Billion Years

TL;DR: In this paper, the authors measured the evolution of the correlation between black hole mass and host spheroid velocity dispersion over the last 6 billion years, by studying three carefully selected samples of active galaxies at z = 0.57.