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Chris Impey

University Distinguished Professor, Department of Astronomy | University of Arizona
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HST/ACS Morphology of Lyman Alpha Emitters at Redshift 5.7 in the COSMOS Field

- arXiv

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PostedJune 10, 2009
AuthorScienceSites
Categories2009

The COSMOS Active Galactic Nucleus Spectroscopic Survey. I. XMM-Newton Counterparts

- The Astrophysical Journal

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PostedApril 22, 2009
AuthorScienceSites
Categories2009

Photometric Properties of Lyα Emitters at z ≈ 4.86 in the COSMOS 2 Square Degree Field

[Erratum] 

- The Astrophysical Journal

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PostedApril 16, 2009
AuthorScienceSites
Categories2009

Cosmic Evolution of Radio Selected Active Galactic Nuclei in the Cosmos Field

[Erratum]

- The Astrophysical Journal

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PostedApril 13, 2009
AuthorScienceSites
Categories2009

Chasing Highly Obscured QSOs in the COSMOS Field

- The Astrophysical Journal

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PostedMarch 2, 2009
AuthorScienceSites
Categories2009

High-Redshift Quasars in the COSMOS Survey

The Space Density of z > 3 X-Ray Selected QSOs

- The Astrophysical Journal

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PostedFebruary 27, 2009
AuthorScienceSites
Categories2009

Active Galactic Nucleus Host Galaxy Morphologies in COSMOS

- The Astrophysical Journal

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PostedJanuary 19, 2009
AuthorScienceSites
Categories2009

2008

2008

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PostedDecember 31, 2008
AuthorScienceSites
Categoriescategory-year

Photometric Redshift and Classification for the XMM-COSMOS Sources

- The Astrophysical Journal

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PostedDecember 8, 2008
AuthorScienceSites
Categories2009

The Spatial Clustering of X-Ray Selected AGN in the XMM-COSMOS Field

- Astronomy & Astrophysics

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PostedDecember 4, 2008
AuthorScienceSites
Categories2009

Optical Selection of Faint Active Galactic Nuclei in the COSMOS Field

- The Astrophysical Journal Supplement Series

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PostedJuly 1, 2008
AuthorScienceSites
Categories2008

Pc 1643+4631A, b: the LYMAN-α Forest at the Edge of Coherence

- The Astronomical Journal

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PostedJune 6, 2008
AuthorScienceSites
Categories2008

Dim Baryons in the Cosmic Web

- Proceedings of the International Astronomical Union

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PostedMay 1, 2008
AuthorChris Impey

The Flux Auto- and Cross-Correlation of the Lyα Forest. II. Modeling Anisotropies with Cosmological Hydrodynamic Simulations

- The Astrophysical Journal

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PostedMarch 10, 2008
AuthorScienceSites
Categories2008

The Hα Luminosity Function and Star Formation Rate at z ~ 0.24 in the COSMOS 2 Square Degree Field

- The Astrophysical Journal Supplement Series

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PostedMarch 1, 2008
AuthorScienceSites
Categories2008

The Flux Auto- and Cross-Correlation of the Lyα Forest. I. Spectroscopy of QSO Pairs with Arcminute Separations and Similar Redshifts

- The Astrophysical Journal Supplement Series

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PostedMarch 1, 2008
AuthorScienceSites
Categories2008

2007

2007

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PostedDecember 31, 2007
AuthorScienceSites
Categoriescategory-year

21 cm Synthesis Observations of VIRGOHI 21-A Possible Dark Galaxy in the Virgo Cluster

- The Astrophysical Journal

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PostedJune 1, 2007
AuthorScienceSites
Categories2007

The First Release COSMOS Optical and Near-IR Data and Catalog

- The Astrophysical Journal Supplement Series

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PostedApril 6, 2007
AuthorScienceSites
Categories2007

A survey of AGN and supermassive black holes in the COSMOS Survey

- Cambridge University Press

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PostedApril 1, 2007
AuthorChris Impey
Newer / Older

Astronomy Research

Life beyond Earth: How will it first be detected?

– Acta Astronautica

Education Research

 Exploring the Frontiers of Space in 3D: Immersive Virtual Reality for Astronomy Outreach

- Communicating Astronomy with the Public Journal

In the News

Back to the moon at any cost

- The Hill

Latest Tweets

  • Chris Impey
    Why did NASA ground a billion-dollar flying telescope? https://t.co/oXbKNaLElx
    Mar 29, 2023, 5:41 PM
  • Chris Impey
    Stars are disappearing from the night sky, and it's a loss not just for astronomers but for everyone. https://t.co/BZrTiOIM2K
    Feb 23, 2023, 1:20 PM
  • Chris Impey
    Everything you wanted to know about black holes but were afraid to ask (because who, really, isn't a bit afraid of… https://t.co/iou0Xb0XEA
    Feb 19, 2023, 10:16 AM
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