Zobrazeno 1 - 10
of 37
pro vyhledávání: '"Brant E. Robertson"'
Autor:
Fabrizio Gentile, Caitlin M. Casey, Hollis B. Akins, Maximilien Franco, Jed McKinney, Edward Berman, Olivia R. Cooper, Nicole E. Drakos, Michaela Hirschmann, Arianna S. Long, Georgios Magdis, Anton M. Koekemoer, Vasily Kokorev, Marko Shuntov, Margherita Talia, Natalie Allen, Santosh Harish, Olivier Ilbert, Henry Joy McCracken, Jeyhan S. Kartaltepe, Daizhong Liu, Louise Paquereau, Jason Rhodes, Michael R. Rich, Brant E. Robertson, Sune Toft, Ghassem Gozaliasl
Publikováno v:
The Astrophysical Journal Letters, Vol 973, Iss 1, p L2 (2024)
We present the properties of two candidate massive ( M _⋆ ∼ 10 ^11 M _⊙ ) and dusty ( A _v > 2.5 mag) galaxies at z = 5–7 in the first 0.28 deg ^2 of the COSMOS-Web survey. One object is spectroscopically confirmed at z _spec = 5.051, while t
Externí odkaz:
https://doaj.org/article/69c688185f4746fca1548f5f0cd93125
Autor:
Edward M. Berman, Jacqueline E. McCleary, Anton M. Koekemoer, Maximilien Franco, Nicole E. Drakos, Daizhong Liu, James W. Nightingale, Marko Shuntov, Diana Scognamiglio, Richard Massey, Guillaume Mahler, Henry Joy McCracken, Brant E. Robertson, Andreas L. Faisst, Caitlin M. Casey, Jeyhan S. Kartaltepe, COSMOS-Web: The JWST Cosmic Origins Survey
Publikováno v:
The Astronomical Journal, Vol 168, Iss 4, p 174 (2024)
With their high angular resolutions of 30–100 mas, large fields of view, and complex optical systems, imagers on next-generation optical/near-infrared space observatories, such as the Near-Infrared Camera (NIRCam) on the James Webb Space Telescope,
Externí odkaz:
https://doaj.org/article/60c78c136f1a4a15bd5671d6241e7b17
Autor:
Maximilien Franco, Hollis B. Akins, Caitlin M. Casey, Steven L. Finkelstein, Marko Shuntov, Katherine Chworowsky, Andreas L. Faisst, Seiji Fujimoto, Olivier Ilbert, Anton M. Koekemoer, Daizhong Liu, Christopher C. Lovell, Claudia Maraston, Henry Joy McCracken, Jed McKinney, Brant E. Robertson, Micaela B. Bagley, Jaclyn B. Champagne, Olivia R. Cooper, Xuheng Ding, Nicole E. Drakos, Andrea Enia, Steven Gillman, Ghassem Gozaliasl, Santosh Harish, Christopher C. Hayward, Michaela Hirschmann, Shuowen Jin, Jeyhan S. Kartaltepe, Vasily Kokorev, Clotilde Laigle, Arianna S. Long, Georgios Magdis, Guillaume Mahler, Crystal L. Martin, Richard Massey, Bahram Mobasher, Louise Paquereau, Alvio Renzini, Jason Rhodes, R. Michael Rich, Kartik Sheth, John D. Silverman, Martin Sparre, Margherita Talia, Benny Trakhtenbrot, Francesco Valentino, Aswin P. Vijayan, Stephen M. Wilkins, Lilan Yang, Jorge A. Zavala
Publikováno v:
The Astrophysical Journal, Vol 973, Iss 1, p 23 (2024)
We report the identification of 15 galaxy candidates at z ≥ 9 using the initial COSMOS-Web JWST observations over 77 arcmin ^2 through four Near Infrared Camera filters (F115W, F150W, F277W, and F444W) with an overlap with the Mid-Infrared Imager (
Externí odkaz:
https://doaj.org/article/ed5f46ee11184cf2ae9d8ff09a8c6a49
Autor:
Olivia R. Cooper, Caitlin M. Casey, Hollis B. Akins, Jake Magee, Alfonso Melendez, Mia Fong, Stephanie M. Urbano Stawinski, Jeyhan S. Kartaltepe, Steven L. Finkelstein, Rebecca L. Larson, Intae Jung, Ash Bista, Jaclyn B. Champagne, Óscar A. Chávez Ortiz, Sadie Coffin, M. C. Cooper, Nicole Drakos, Andreas L. Faisst, Maximilien Franco, Seiji Fujimoto, Steven Gillman, Ghassem Gozaliasl, Santosh Harish, Taylor A. Hutchison, Anton M. Koekemoer, Vasily Kokorev, Jitrapon Lertprasertpong, Daizhong Liu, Arianna S. Long, Casey Papovich, R. Michael Rich, Brant E. Robertson, Margherita Talia, Brittany N. Vanderhoof, John R. Weaver, Katherine E. Whitaker, Jorge A. Zavala
Publikováno v:
The Astrophysical Journal, Vol 970, Iss 1, p 50 (2024)
We present the first results from the Web Epoch of Reionization Ly α Survey (WERLS), a spectroscopic survey of Ly α emission using Keck I/MOSFIRE and LRIS. WERLS targets bright ( J < 26) galaxy candidates with photometric redshifts of 5.5 ≲ z ≲
Externí odkaz:
https://doaj.org/article/4e3e1b7871dd47fe88e4bcd9bff1f948
Autor:
Christina C. Williams, Stacey Alberts, Zhiyuan Ji, Kevin N. Hainline, Jianwei Lyu, George Rieke, Ryan Endsley, Katherine A. Suess, Fengwu Sun, Benjamin D. Johnson, Michael Florian, Irene Shivaei, Wiphu Rujopakarn, William M. Baker, Rachana Bhatawdekar, Kristan Boyett, Andrew J. Bunker, Alex J. Cameron, Stefano Carniani, Stephane Charlot, Emma Curtis-Lake, Christa DeCoursey, Anna de Graaff, Eiichi Egami, Daniel J. Eisenstein, Justus L. Gibson, Ryan Hausen, Jakob M. Helton, Roberto Maiolino, Michael V. Maseda, Erica J. Nelson, Pablo G. Pérez-González, Marcia J. Rieke, Brant E. Robertson, Aayush Saxena, Sandro Tacchella, Christopher N. A. Willmer, Chris J. Willott
Publikováno v:
The Astrophysical Journal, Vol 968, Iss 1, p 34 (2024)
Using deep JWST imaging from JADES, JEMS, and SMILES, we characterize optically faint and extremely red galaxies at z > 3 that were previously missing from galaxy census estimates. The data indicate the existence of abundant, dusty, and poststarburst
Externí odkaz:
https://doaj.org/article/aa1f0104b3b64a6d9cb557c499750d7e
Autor:
Caitlin M. Casey, Hollis B. Akins, Marko Shuntov, Olivier Ilbert, Louise Paquereau, Maximilien Franco, Christopher C. Hayward, Steven L. Finkelstein, Michael Boylan-Kolchin, Brant E. Robertson, Natalie Allen, Malte Brinch, Olivia R. Cooper, Xuheng Ding, Nicole E. Drakos, Andreas L. Faisst, Seiji Fujimoto, Steven Gillman, Santosh Harish, Michaela Hirschmann, Shuowen Jin, Jeyhan S. Kartaltepe, Anton M. Koekemoer, Vasily Kokorev, Daizhong Liu, Arianna S. Long, Georgios Magdis, Claudia Maraston, Crystal L. Martin, Henry Joy McCracken, Jed McKinney, Bahram Mobasher, Jason Rhodes, R. Michael Rich, David B. Sanders, John D. Silverman, Sune Toft, Aswin P. Vijayan, John R. Weaver, Stephen M. Wilkins, Lilan Yang, Jorge A. Zavala
Publikováno v:
The Astrophysical Journal, Vol 965, Iss 1, p 98 (2024)
We report the discovery of 15 exceptionally luminous 10 ≲ z ≲ 14 candidate galaxies discovered in the first 0.28 deg ^2 of JWST/NIRCam imaging from the COSMOS-Web survey. These sources span rest-frame UV magnitudes of −20.5 > M _UV > −22, and
Externí odkaz:
https://doaj.org/article/02ccfe9f0e7c43d784be1002d99bbdf2
Morpheus Reveals Distant Disk Galaxy Morphologies with JWST: The First AI/ML Analysis of JWST Images
Autor:
Brant E. Robertson, Sandro Tacchella, Benjamin D. Johnson, Ryan Hausen, Adebusola B. Alabi, Kristan Boyett, Andrew J. Bunker, Stefano Carniani, Eiichi Egami, Daniel J. Eisenstein, Kevin N. Hainline, Jakob M. Helton, Zhiyuan Ji, Nimisha Kumari, Jianwei Lyu, Roberto Maiolino, Erica J. Nelson, Marcia J. Rieke, Irene Shivaei, Fengwu Sun, Hannah Übler, Christina C. Williams, Christopher N. A. Willmer, Joris Witstok
Publikováno v:
The Astrophysical Journal Letters, Vol 942, Iss 2, p L42 (2023)
The dramatic first images with JWST demonstrated its power to provide unprecedented spatial detail for galaxies in the high-redshift universe. Here, we leverage the resolution and depth of the JWST Cosmic Evolution Early Release Science Survey data i
Externí odkaz:
https://doaj.org/article/e4584ca0e7f54990b1011fbeefa15897
Autor:
Jed McKinney, Sinclaire M. Manning, Olivia R. Cooper, Arianna S. Long, Hollis Akins, Caitlin M. Casey, Andreas L. Faisst, Maximilien Franco, Christopher C. Hayward, Erini Lambrides, Georgios Magdis, Katherine E. Whitaker, Min Yun, Jaclyn B. Champagne, Nicole E. Drakos, Fabrizio Gentile, Steven Gillman, Ghassem Gozaliasl, Olivier Ilbert, Shuowen Jin, Anton M. Koekemoer, Vasily Kokorev, Daizhong Liu, R. Michael Rich, Brant E. Robertson, Francesco Valentino, John R. Weaver, Jorge A. Zavala, Natalie Allen, Jeyhan S. Kartaltepe, Henry Joy McCracken, Louise Paquereau, Jason Rhodes, Marko Shuntov, Sune Toft
Publikováno v:
The Astrophysical Journal, Vol 956, Iss 2, p 72 (2023)
A growing number of far-infrared (FIR) bright sources completely invisible in deep extragalactic optical surveys hint at an elusive population of z > 4 dusty, star-forming galaxies. Cycle 1 JWST surveys are now detecting their rest-frame optical ligh
Externí odkaz:
https://doaj.org/article/596190b1e0954266a995439c5517c703
Autor:
Christina C. Williams, Sandro Tacchella, Michael V. Maseda, Brant E. Robertson, Benjamin D. Johnson, Chris J. Willott, Daniel J. Eisenstein, Christopher N. A. Willmer, Zhiyuan Ji, Kevin N. Hainline, Jakob M. Helton, Stacey Alberts, Stefi Baum, Rachana Bhatawdekar, Kristan Boyett, Andrew J. Bunker, Stefano Carniani, Stephane Charlot, Jacopo Chevallard, Emma Curtis-Lake, Anna de Graaff, Eiichi Egami, Marijn Franx, Nimisha Kumari, Roberto Maiolino, Erica J. Nelson, Marcia J. Rieke, Lester Sandles, Irene Shivaei, Charlotte Simmonds, Renske Smit, Katherine A. Suess, Fengwu Sun, Hannah Übler, Joris Witstok
Publikováno v:
The Astrophysical Journal Supplement Series, Vol 268, Iss 2, p 64 (2023)
We present JWST Extragalactic Medium-band Survey, the first public medium-band imaging survey carried out using JWST/NIRCam and NIRISS. These observations use ∼2 and ∼4 μ m medium-band filters (NIRCam F182M, F210M, F430M, F460M, F480M; and NIRIS
Externí odkaz:
https://doaj.org/article/cad4dee88b5c45ffb6c355db501895a2
Autor:
Hollis B. Akins, Caitlin M. Casey, Natalie Allen, Micaela B. Bagley, Mark Dickinson, Steven L. Finkelstein, Maximilien Franco, Santosh Harish, Pablo Arrabal Haro, Olivier Ilbert, Jeyhan S. Kartaltepe, Anton M. Koekemoer, Daizhong Liu, Arianna S. Long, Henry Joy McCracken, Louise Paquereau, Casey Papovich, Nor Pirzkal, Jason Rhodes, Brant E. Robertson, Marko Shuntov, Sune Toft, Guang Yang, Guillermo Barro, Laura Bisigello, Véronique Buat, Jaclyn B. Champagne, Olivia Cooper, Luca Costantin, Alexander de la Vega, Nicole E. Drakos, Andreas Faisst, Adriano Fontana, Seiji Fujimoto, Steven Gillman, Carlos Gómez-Guijarro, Ghassem Gozaliasl, Nimish P. Hathi, Christopher C. Hayward, Michaela Hirschmann, Benne W. Holwerda, Shuowen Jin, Dale D. Kocevski, Vasily Kokorev, Erini Lambrides, Ray A. Lucas, Georgios E. Magdis, Benjamin Magnelli, Jed McKinney, Bahram Mobasher, Pablo G. Pérez-González, R. Michael Rich, Lise-Marie Seillé, Margherita Talia, C. Megan Urry, Francesco Valentino, Katherine E. Whitaker, L. Y. Aaron Yung, Jorge Zavala, the COSMOS-Web and CEERS teams
Publikováno v:
The Astrophysical Journal, Vol 956, Iss 1, p 61 (2023)
We present a search for extremely red, dust-obscured, z > 7 galaxies with JWST/NIRCam+MIRI imaging over the first 20 arcmin ^2 of publicly available Cycle 1 data from the COSMOS-Web, CEERS, and PRIMER surveys. Based on their red color in F277W−F444
Externí odkaz:
https://doaj.org/article/43e76fbe19ce4d06b96fea96fe4c914e