SELECTED PUBLICATIONS


Reviews [High-z Emitters] [Red Objects] [Deep Surveys] [Instrumentation] [Early Universe] [QSO Abs. Lines]

Header_Icon.gif Selected Review Papers

Protogalaxies
Cowie, L.L. 1988, in The Post-Recombination Universe, ed. N. Kaiser & A.N. Lasenby, Dordrecht: Kluwer Academic Publishers, pp. 1-18 [ADS Abstract]

A Multicolor Search for Forming Galaxies
Cowie, L.L. 1989, in The Epoch of Galaxy Formation, ed. C.S. Frenk, R.S. Ellis, T. Shanks & J.A. Peacock, Dordrecht: Kluwer Academic Publishers, pp. 31-37

Galaxy Formation and Evolution
Cowie, L.L. 1991, Physica Scripta, T36, 102-107; also published in
The Birth and Early Evolution of Our Universe: Proceedings of Nobel Symposium 79, Gräftåvallen, Sweden, June 11-16, 1990, ed. B. Gustafsson, J.S. Nilsson & B.-S. Skagerstam, Singapore: World Scientific, pp. 102-107 [ADS Abstract]

Near Infrared Galaxy Surveys
Cowie, L.L. & Songaila, A. 1993, in Sky Surveys: Protostars to Protogalaxies, ed. B.T. Soifer, San Francisco: Astronomical Society of the Pacific, ASP Conf. Ser., 43, 193-198

Quasar Absorption-Line Studies at High Redshift: Measurements of the Microwave Background and Molecular Hydrogen
Cowie, L.L. 1995, in Physics of the Interstellar Medium and the Intergalactic Medium, ed. A. Ferrara, C.F. McKee, C. Heiles & P.R. Shapiro, San Francisco: Astronomical Society of the Pacific, ASP Conf. Ser., 80, 463-467 [preprint]

Constraints on Galaxy Formation from Deep Surveys and QSO Absorption Lines
Cowie, L.L. 1997, in The Hubble Space Telescope and the High Redshift Universe, ed. N.R. Tanvir, A. Aragón-Salamanca & J.V. Wall, Singapore: World Scientific, pp. 67-74 [astro-ph/9609158]

Probing the Faintest Galaxies: The Hubble Deep Field
Ferguson, H.C., Williams, R.E. & Cowie, L.L. 1997, Phys. Today, 50, 24-27

Probing the Dark Ages of Galaxy Formation with NGST
Cowie, L.L. 1998, in Science with the Next Generation Space Telescope, ed. E. Smith & A. Koratkar, San Francisco: Astronomical Society of the Pacific, ASP Conf. Ser., 133, 88-94

[Reviews] High-z Emitters [Red Objects] [Deep Surveys] [Instrumentation] [Early Universe] [QSO Abs. Lines]

Header_Icon.gif Lyman alpha Emission-Line Galaxies at High Redshift

HST_icon.gifDetection of a Lyman-Alpha Emission-Line Companion to the z=4.69 QSO BR1202-0725
Hu, E.M., McMahon, R.G. & Egami, E. 1996, Astrophys. J., 459, L53-L55 | [ADS Abstract] | [ADS Full Paper] | [astro-ph/9512165]

Keck_icon.gifDetection of Lyman-Alpha-Emitting Galaxies at Redshift 4.55
Hu, E.M. & McMahon, R.G. 1996, Nature, 382, 231-233 | [Nature Summary] | [ADS Abstract] | [astro-ph/9606135]

Keck_icon.gifHST_icon.gifGalaxies at z>4.5
Hu, E.M., McMahon, R.G. & Egami, E. 1997, in The Hubble Space Telescope and the High Redshift Universe, ed. N.R. Tanvir, A. Aragón-Salamanca & J.V. Wall, Singapore: World Scientific, pp. 91-94 [astro-ph/9609188] | preprint[PDF](106kB)

Keck_icon.gifHST_icon.gifHigh-z Lyman alpha Emitters. I. A Blank-Field Search for Objects Near Redshift z=3.4 in and around the Hubble Deep Field and the Hawaii Deep Field SSA22
Cowie, L.L. & Hu, E.M. 1998, Astr. J., 115, 1319-1328 | Electronic Journal text | [ADS Abstract] | [preprint] | preprint[PDF](1.26MB) | [astro-ph/9801003]

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HST_icon.gifThe Density of Lyman alpha Emitters at Very High Redshift
Hu, E.M., Cowie, L.L. & McMahon, R.G. 1998, Astrophys. J., 502, L99-L103 | [ADS Abstract] | [astro-ph/9803011] | Redshift 3.04<z <5.64 Lyman alpha galaxies [preprint] & Summary

Keck
_icon.gifHST_icon.gifPushing Back Studies of Galaxies Toward the Dark Ages: High-Redshift Lyman alpha Emission-Line Galaxies in the Field
Hu, E.M. 1998, in The Young Universe: Galaxy Formation and Evolution at Intermediate and High Redshift, ed. S. D'Odorico, A. Fontana & E. Giallongo, San Francisco: Astronomical Society of the Pacific, ASP Conf. Ser., 146, 148-157 [astro-ph/9801170] | preprint[PDF](361kB)
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[Reviews] [High-z Emitters] Red Objects [Deep Surveys] [Instrumentation] [Early Universe] [QSO Abs. Lines]

Header
_Icon.gif Extremely Red Objects

Two Extremely Red Galaxies
Hu, E.M. & Ridgway, S.E. 1994, Astr. J., 107, 1303-1306 [ADS Abstract] | [ADS Full Paper]

An Upper Limit on the Density of Low Mass Stars in the Galactic Halo
Hu, E.M., Huang, J.-S., Gilmore, G. & Cowie, L.L. 1994, Nature, 371, 493-495 [ADS Abstract]

Keck_icon.gif Faint M-Dwarfs and the Structure of the Galactic Disk
Reid, I.N., Gizis, J.F., Cohen, J.G., Pahre, M., Hogg, D.W., Cowie, L., Hu, E. & Songaila, A 1997, Publ. astr. Soc. Pacif., 109, 559-565 [ADS Abstract] | [ADS Full Paper]

[Reviews] [High-z Emitters] [Red Objects] Deep Surveys [Instrumentation] [Early Universe] [QSO Abs. Lines]

Header
_Icon.gif Galaxy Studies in the Hawaii Survey, HDF and other Fields

HST.GIF Constraints on the Early Formation of Field Elliptical Galaxies
Barger, A.J., Cowie, L.L., Trentham, N., Fulton, E., Hu, E.M., Songaila, A. & Hall, D. 1999, Astr. J., 117, 102-110 | Electronic Journal text | [ADS Abstract] | [astro-ph/9809299] | [preprint] with Catalogues & Data Files of the HDF Flanking Fields

Dusty Star-Forming Galaxies at High Redshift
Barger, A.J., Cowie, L.L., Sanders, D.B., Fulton, E., Taniguchi, Y., Sato,Y., Kawara, K. & Okuda, H. 1998, Nature, 394, 248-250 [astro-ph/9806317] | [Nature Summary] | [News & Views] | [Science Updates] | [Scientific American Web Article] | Dusty Galaxies [preprint] & Summary

ISO Deep Far-Infrared Survey in the ``Lockman Hole''. A Search for Obscured Objects at High Redshift. I. Observations
Kawara, K., Sato, Y., Matsuhara, H., Taniguchi, Y., Okuda, H., Sofue, Y., Matsumoto, T., Wakamatsu, K., Karoji, H., Okamura, S., Chambers, K.C., Cowie, L.L., Joseph, R.D. & Sanders, D.B. 1998, Astr. Ap., 336, L9-L12 | preprint (page at Univ. of Tokyo) | [ADS Abstract]

Morphological Classification of the Local I- and K-Band Galaxy Sample
Huang, J.-S., Cowie, L.L. & Luppino, G.A. 1998, Astrophys. J., 496, 31-37 | [ADS Abstract]

ISOCAM 7 Micron Deep Survey of the Lockman Hole: A Mid-Infrared Search for Primeval Galaxies
Taniguchi, Y., Cowie, L.L., Sato, Y., Sanders, D.B., Kawara, K., Joseph, R., et al. 1997, Astr. Ap., 328, L9-L12 | preprint (page at Tohoku Univ.) | [ADS Abstract] | News Note (ISO Science Gallery)

The Photometric Redshift Distribution and Evolutionary Properties of Galaxies up to z= 4.5 in the Field of the Quasar BR1202-0725
Giallongo, E., D'Odorico, S., Fontana, A., Cristiani, S., Egami, E., Hu, E., & McMahon, R.G. 1998, Astr. J., 115, 2169-2183 | Electronic Journal Text | [ADS Abstract] | [astro-ph/9802340]

Faint K-Selected Galaxy Correlations and Clustering Evolution
Carlberg, R.G., Cowie, L.L., Songaila, A. & Hu, E.M. 1997, Astrophys. J., 484, 538-544 | [ADS Abstract] | [astro-ph/9605024]

The Evolution of the Distribution of Star Formation Rates in Galaxies
Cowie, L.L., Hu, E.M., Songaila, A. & Egami, E. 1997, Astrophys. J., 481, L9-L13 | [ADS Abstract] | [astro-ph/9702235]

The Hawaii K-Band Galaxy Survey. II. Bright K-Band Imaging
Huang, J.-S., Cowie, L.L., Gardner, J.P., Hu, E.M., Songaila, A. & Wainscoat, R.J. 1997, Astrophys. J., 476, 12-21 | [ADS Abstract] | [astro-ph/9610084]

HST.GIF New Insight on Galaxy Formation and Evolution from KECK Spectroscopy of the Hawaii Deep Fields
Cowie, L.L., Songaila, A., Hu, E.M. & Cohen, J.G. 1996, Astr. J., 112, 839-864 [ADS Abstract] | [ADS Full Paper] | [astro-ph/9606079]

Redshift Clustering in the Hubble Deep Field
Cohen, J.G., Cowie, L.L., Hogg, D.W., Songaila, A., Blandford, R., Hu, E.M. & Shopbell, P. 1996, Astrophys. J., 471, L5-L8 | [ADS Abstract] | [ADS Full Paper] | [astro-ph/9608121]

HST.GIF Detection of Massive Forming Galaxies at Redshifts z > 1
Cowie, L.L., Hu, E.M. & Songaila, A. 1995, Nature, 377, 603-605 [astro-ph/9510045]

HST.GIF Faintest Galaxy Morphologies from HST WFPC2 Imaging of the Hawaii Survey Fields
Cowie, L.L., Hu, E.M. & Songaila, A. 1995, Astr. J., 110, 1576-1583, 1931-1937 (= plates 77-93) [ADS Abstract] | [ADS Full Paper] | [astro-ph/9507055]

The Hawaii K-Band Galaxy Survey. III. Spectroscopy of K<20 Galaxies
Songaila, A., Cowie, L.L., Hu, E.M. & Gardner, J.P. 1994, Astrophys. J. Suppl. Ser., 94, 461-515 [ADS Abstract] | [ADS Full Paper]

The Hawaii K-Band Galaxy Survey. I. Deep K-Band Imaging
Cowie, L.L., Gardner, J.P., Hu, E.M., Songaila, A., Hodapp, K.-W. & Wainscoat, R.J. 1994, Astrophys. J., 434, 114-127 [ADS Abstract] | [ADS Full Paper]

Galaxy Number Counts from K=10 to K=23
Gardner, J.P., Cowie, L.L. & Wainscoat, R.J. 1993, Astrophys. J., 415, L9-L12 [ADS Abstract] | [ADS Full Paper]

Were Small Galaxies Once the Dominant Galaxy Population?
Cowie, L.L., Songaila, A. & Hu, E.M. 1991, Nature, 354, 460-461 [ADS Abstract]

A Deep Imaging and Spectroscopic Survey of Faint Galaxies
Lilly, S.J., Cowie, L.L. & Gardner, J.P. 1991, Astrophys. J., 369, 79-105 [ADS Abstract] | [ADS Full Paper]

A K Band Deep Galaxy Survey
Cowie, L.L., Gardner, J.P., Lilly, S.J. & McLean, I. 1990, Astrophys. J., 360, L1-L5 [ADS Abstract] | [ADS Full Paper]

[Reviews] [High-z Emitters] [Red Objects] [Deep Surveys] Instrumentation [Early Universe] [QSO Abs. Lines]

Header_Icon.gif Instrumentation & Atmospheric Characterization


Atmospheric Characterization and Tip-Tilt Correction

Atmospheric Isoplanatism and Astronomical Image Reconstruction on Mauna Kea
Cowie, L.L. & Songaila, A. 1988, J. Opt. Soc. Am. A., 5, 1015-1022 [ADS Abstract]

The UH/IfA Fast Tip-Tilt Secondary
Pickles, A.J., Young, T.T., Nakamura, W., Cowie, L.L., Graves, J.E., Jim, K.T.C., Keller, T., Luppino, G.A., Northcott, M.J., Roddier, C.A., Stockton, A., Wainscoat, R.J., Yamada, H., & Cavedoni, C.P. 1994, SPIE, 2199, 504-515 [Search SPIE InCite Database for Abstract]


OH Suppression Spectrograph (Prototype SUBARU Instrument)

Observations of the OH Airglow Emission
Maihara, T., Iwamuro, F., Yamashita, T., Hall, D.N.B., Cowie, L.L., Tokunaga, A.T. & Pickles, A. 1993, Publ. astr. Soc. Pacif., 105, 940-944 [ADS Abstract] | [ADS Full Paper]

OH airglow suppressor for the SUBARU Telescope: OHS for SUBARU
Maihara, T., Iwamuro, F., Oya, S., Tsukamoto, H., Hall, D.N., Cowie, L.L., Tokunaga, A.T. & Pickles, A.J. 1994, SPIE, 2198, 194-200 [Search SPIE InCite Database for Abstract]

Development of an OH-Airglow Suppressor Spectrograph
Iwamuro, F., Maihara, T., Oya, S., Tsukamoto, H., Hall, D.N.B., Cowie, L.L., Tokunaga, A.T. & Pickles, A.J. 1994, Publ. A. S. J., 46, 515-521 [ADS Abstract] | [ADS Full Paper]

Near-Infrared Spectrophotometry of IRAS FSC 10214+4724
Iwamuro, F., Maihara, T., Tsukamoto, H., Oya, S., Hall, D.N.B. & Cowie, L.L. 1995, Publ. A. S. J., 47, 265-270 [ADS Abstract] | [ADS Full Paper]

Hawaii 167 and Q0059-2735: Heavily Dust-Enshrouded Young QSOs
Egami, E., Iwamuro, F., Maihara, T., Oya, S. & Cowie, L.L. 1996, Astr. J., 112, 73-80 [ADS Abstract] | [ADS Full Paper] | [astro-ph/9604135]

HAWAII 167: A Compact Absorption Line Object at z=2.35
Cowie, L.L., Songaila, A., Hu, E.M., Egami, E., Huang, J.-S., Pickles, A.J., Ridgway, S.E., Wainscoat, R.J. & Weymann, R.J. 1994, Astrophys. J., 432, L83-L86 [ADS Abstract] | [ADS Full Paper]


Detectors and Filters for the Infrared

First 2D spectroscopy tests in the IR with a CCD and the FTS
Simons, D. & Cowie, L.L. 1990, Bull. Canada-France-Hawaii Telescope 22, 8-9

Update on the 2D FTS Project
Simons, D., Maillard, J.P. & Cowie, L.L. 1991, Bull. Canada-France-Hawaii Telescope 24, 8

A Filter for Deep Near Infrared Imaging
Wainscoat, R.J. & Cowie, L.L. 1992, Astr. J., 103, 332-337 [ADS Abstract] | [ADS Full Paper]

Astronomical Characterization Results of 1024 × 1024 HgCdTe HAWAII Detector Arrays Hodapp, K.-W., Hora, J.L., Hall, D.N., Cowie, L.L., Metzger, M., Irwin, E.M., Keller, T.J., Vural, K., Kozlowski, L.J. & Kleinhans, W.E. 1995, SPIE, 2475, 8-14 [Search SPIE InCite Database for Abstract]

The HAWAII Infrared Detector Arrays: Testing and Astronomical Characterization of Prototype and Science-Grade Devices Hodapp, K.-W., Hora, J.L., Hall, D.N.B., Cowie, L.L., Metzger, M., Irwin, E., Vural, K., Kozlowski, L.J., Cabelli, S.A., Chen, C.Y., Cooper, D.E., Bostrup, G.L., Bailey, R.B. & Kleinhans, W.E. 1996, New Astronomy, 1, 177-196 | [ADS Abstract]

[Reviews] [High-z Emitters] [Red Objects] [Deep Surveys] [Instrumentation] Early Universe [QSO Abs. Lines]

Header_Icon.gif The Early Universe

Galaxy Formation in an Intergalactic Medium Dominated by Explosions
Ostriker, J.P. & Cowie, L.L. 1981, Astrophys. J., 243, L127-L130 [ADS Abstract] | [ADS Full Paper] | Selected Citations from SPIRES and NASA ADS

Galaxy Formation and the Origin of the Ionizing Flux at Large Redshifts
Songaila, A., Cowie, L.L. & Lilly, S.J. 1990, Astrophys. J., 348, 371-377 [ADS Abstract] | [ADS Full Paper]

Keck_icon.gifAstrophysical Limits on the Evolution of Dimensionless Physical Constants over Cosmological Time
Cowie, L.L. & Songaila, A. 1995, Astrophys. J., 453, 596-598 [ADS Abstract] | [ADS Full Paper] | [astro-ph/9507062]


Deuterium and the Microwave Background

Keck_icon.gifDeuterium Abundance and Background Radiation Temperature in High Redshift Primordial Clouds
Songaila, A., Cowie, L.L., Hogan, C.J. & Rugers, M. 1994, Nature, 368, 599-604 [preprint] | Selected Citations from SPIRES and NASA ADS

Keck_icon.gifMeasurement of the Microwave Background Temperature at a Redshift of 1.776
Songaila, A., Cowie, L.L., Vogt, S., Keane, M., Wolfe, A.M., Hu, E.M., Oren, A.L., Tytler, D.R. & Lanzetta, K.M. 1994, Nature, 371, 43-45 [preprint]

Keck_icon.gifA High Deuterium Abundance in the Early Universe
Songaila, A., Wampler, E.J. & Cowie, L.L. 1997, Nature, 385, 137-139 [Nature Summary] | [astro-ph/9611143]

Keck_icon.gifUncertainties in the Determination of Primordial D/H
Songaila, A. 1997, in Structure and Evolution of the Intergalactic Medium from QSO Absorption Lines, ed. P. Petitjean & S. Charlot, Paris: Editions Frontières, 339-344 [astro-ph/9709293]

[Reviews] [High-z Emitters] [Red Objects] [Deep Surveys] [Instrumentation] [Early Universe] QSO Abs. Lines

Header_Icon.gif QSO Absorption Lines


Early Enrichment and the Ionizing Background

Keck_icon.gifThe Metallicity and Internal Structure of the Lyman-Alpha Forest Clouds
Cowie, L.L., Songaila, A., Kim, T.-S. & Hu, E.M. 1995, Astr. J., 109, 1522-1530 [ADS Abstract] | [ADS Full Paper]

Keck_icon.gifMetal Enrichment and Ionization Balance in the Lyman Alpha Forest at z=3
Songaila, A. & Cowie, L.L. 1996, Astr. J., 112, 335-351 [ADS Abstract] | [ADS Full Paper] | [astro-ph/9605102]

Keck_icon.gifA Lower Limit to the Universal Density of Metals at z~3
Songaila, A. 1997, Astrophys. J., 490, L1-L4 | [ADS Abstract] | [astro-ph/9709046]

Keck_icon.gifThe Redshift Evolution of the Metagalactic Ionizing Flux Inferred from Metal Line Ratios in the Lyman Forest
Songaila, A. 1998, Astr. J., 115, 2184-2205 | Electronic Journal text | [ADS Abstract] | [preprint] | [astro-ph/9803010]

Keck_i
con.gifHeavy-Element Enrichment in Low-Density Regions of the IGM
Cowie, L.L. & Songaila, A. 1998, Nature, 394, 44-46 [Nature Summary] | [News & Views] | [preprint] and supplementary plots of stacking tests


The Lyman-Alpha Forest

Keck_icon.gifRedshift Evolution of the Low-Column Density Lyman-Alpha Forest
Hu, E.M. 1997, in Structure and Evolution of the Intergalactic Medium from QSO Absorption Lines, ed. P. Petitjean & S. Charlot, Paris: Editions Frontières, 117-122 [astro-ph/9801004]

Keck_icon.gifThe Redshift Evolution of the Lyman-Alpha Forest
Kim, T.-S., Hu, E.M., Cowie, L.L. & Songaila, A. 1997, Astr. J., 114, 1-13 [ADS Abstract] | [ADS Full Paper] | [astro-ph/9704184]

Keck_icon.gifThe Distribution of Column Densities and b Values in the Lyman-Alpha Forest
Hu, E.M., Kim, T.-S., Cowie, L.L., Songaila, A. & Rauch, M. 1995, Astr. J., 110, 1526-1543 [ADS Abstract] | [ADS Full Paper] | [astro-ph/9507047]

Keck_icon.gifA Population of Very Diffuse Lyman-Alpha Clouds as the Origin of the He+ Absorption Signal in the Intergalactic Medium
Songaila, A., Hu, E.M. & Cowie, L.L. 1995, Nature, 375, 124-126 [preprint]

Upper Limits to Balmer Line Emission in Three z~2 Damped Lyman Alpha Systems
Hu, E.M., Songaila, A., Cowie, L.L. & Hodapp, K.-W. 1993, Astrophys. J., 419, L13-L16 [ADS Abstract] | [ADS Full Paper]

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Last Revision: September 24, 1998