Willner, Steven
Astronomer
0000-0002-9895-5758
Willner, Steven
Astronomer
Infrared observations of galaxies, both nearby and distant; Development of infrared instruments
Background And Education
Education And Training
- A.B., Harvard University
- Ph.D., California Institute of Technology
Publications
Selected Publications
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Article
- von Fellenberg, S. D., Witzel, G., Bauböck, M., Chung, H. -H, Aimar, N., Bordoni, M., Drescher, A., Eisenhauer, F., Genzel, R., Gillessen, S., Marchili, N., Paumard, T., Perrin, G., Ott, T., Ribeiro, D. C., Ros, E., Vincent, F., Widmann, F., Willner, S. P., and Anton Zensus, J. 2023. "General relativistic effects and the near-infrared and X-ray variability of Sgr A* I." Astronomy and Astrophysics, 669 L17. https://doi.org/10.1051/0004-6361/202245575. 2023
- Windhorst, Rogier A., Cohen, Seth H., Jansen, Rolf A., Summers, Jake, Tompkins, Scott, Conselice, Christopher J., Driver, Simon P., Yan, Haojing, Coe, Dan, Frye, Brenda, Grogin, Norman, Koekemoer, Anton, Marshall, Madeline A., O'Brien, Rosalia, Pirzkal, Nor, Robotham, Aaron, Ryan, Russell E., Willmer, Christopher N. A., Carleton, Timothy, Diego, Jose M., Keel, William C., Porto, Paolo, Redshaw, Caleb, Scheller, Sydney, Wilkins, Stephen M. et al. 2023. "JWST PEARLS. Prime Extragalactic Areas for Reionization and Lensing Science: Project Overview and First Results." The Astronomical Journal, 165 13. https://doi.org/10.3847/1538-3881/aca163. 2023
- Cheng, Cheng, Huang, Jia-Sheng, Smail, Ian, Yan, Haojing, Cohen, Seth H., Jansen, Rolf A., Windhorst, Rogier A., Ma, Zhiyuan, Koekemoer, Anton, Willmer, Christopher N. A., Willner, S. P., Diego, Jose M., Frye, Brenda, Conselice, Christopher J., Ferreira, Leonardo, Petric, Andreea, Yun, Min, Gim, Hansung B., Polletta, Maria del Carmen, Duncan, Kenneth J., Holwerda, Benne W., Röttgering, Huub J. A., Honor, Rachel, Hathi, Nimish P., Kamieneski, Patrick S. et al. 2023. "JWST's PEARLS: A JWST/NIRCam View of ALMA Sources." The Astrophysical Journal, 942 L19. https://doi.org/10.3847/2041-8213/aca9d0. 2023
- Yan, Haojing, Cohen, Seth H., Windhorst, Rogier A., Jansen, Rolf A., Ma, Zhiyuan, Beacom, John F., Ling, Chenxiaoji, Cheng, Cheng, Huang, Jia-Sheng, Grogin, Norman A., Willner, S. P., Yun, Min, Hammel, Heidi B., Milam, Stefanie N., Conselice, Christopher J., Driver, Simon P., Frye, Brenda, Marshall, Madeline A., Koekemoer, Anton, Willmer, Christopher N. A., Robotham, Aaron, D'Silva, Jordan C. J., Summers, Jake, Lim, Jeremy, Harrington, Kevin et al. 2023. "JWST's PEARLS: Bright 1.5-2.0 μm Dropouts in the Spitzer/IRAC Dark Field." The Astrophysical Journal, 942 L8. https://doi.org/10.3847/2041-8213/aca974. 2023
- Diego, J. M., Meena, A. K., Adams, N. J., Broadhurst, T., Dai, L., Coe, D., Frye, B., Kelly, P., Koekemoer, A. M., Pascale, M., Willner, S. P., Zackrisson, E., Zitrin, A., Windhorst, R. A., Cohen, S. H., Jansen, R. A., Summers, J., Tompkins, S., Conselice, C. J., Driver, S. P., Yan, H., Grogin, N., Marshall, M. A., Pirzkal, N., Robotham, A. et al. 2023. "JWST's PEARLS: A new lens model for ACT-CL J0102−4915, "El Gordo," and the first red supergiant star at cosmological distances discovered by JWST." Astronomy and Astrophysics, 672. https://doi.org/10.1051/0004-6361/202245238. 2023
- Keel, William C., Windhorst, Rogier A., Jansen, Rolf A., Cohen, Seth H., Summers, Jake, Holwerda, Benne, Bradford, Sarah T., Robertson, Clayton D., Ferrami, Giovanni, Wyithe, Stuart, Yan, Haojing, Conselice, Christopher J., Driver, Simon P., Robotham, Aaron, Grogin, Norman A., Willmer, Christopher N. A., Koekemoer, Anton M., Frye, Brenda L., Hathi, Nimish P., Ryan, Russell E., Pirzkal, Nor, Marshall, Madeline A., Coe, Dan, Diego, Jose M., Broadhurst, Thomas J. et al. 2023. "JWST's PEARLS: Dust Attenuation and Gravitational Lensing in the Backlit-galaxy System VV 191." The Astronomical Journal, 165 166. https://doi.org/10.3847/1538-3881/acbdff. 2023
- Frye, Brenda L., Pascale, Massimo, Foo, Nicholas, Leimbach, Reagen, Garuda, Nikhil, Robles, Paulina Soto, Summers, Jake, Diaz, Carlos, Kamieneski, Patrick, Furtak, Lukas J., Cohen, Seth H., Diego, Jose, Beauchesne, Benjamin, Windhorst, Rogier A., Willner, S. P., Koekemoer, Anton M., Zitrin, Adi, Caminha, Gabriel, Caputi, Karina I., Coe, Dan, Conselice, Christopher J., Dai, Liang, Dole, Hervé, Driver, Simon P., Grogin, Norman A. et al. 2023. "The JWST PEARLS View of the El Gordo Galaxy Cluster and of the Structure It Magnifies." The Astrophysical Journal, 952 81. https://doi.org/10.3847/1538-4357/acd929. 2023
- Boyce, H., Haggard, D., Witzel, G., Fellenberg, S. von, Willner, S. P., Becklin, E. E., Do, T., Eckart, A., Fazio, G. G., Gurwell, M. A., Hora, J. L., Markoff, S., Morris, M. R., Neilsen, J., Nowak, M., Smith, H. A., and Zhang, S. 2022. "Multiwavelength Variability of Sagittarius A* in 2019 July." The Astrophysical Journal, 931 7. https://doi.org/10.3847/1538-4357/ac6104. 2022
- Huang, J. -S, Dai, Y. -S, Willner, Steven P., Faber, S. M., Cheng, C., Xu, H., Yan, H., Wu, S., Shao, X., Hao, C., Xia, X., Rigopoulou, D., Pereira Santaella, M., Magdis, G., Cortzen, I., Fazio, Giovanni G., Assmann, P., Fan, L., Musin, M., Wang, Z., Xu, K. C., He, C., Jin, G., and Esamdin, A. 2021. "A Complete 16 μm Selected Galaxy Sample at z ∼ 1: Mid-infrared Spectral Energy Distributions." The Astrophysical Journal, 912 161. https://doi.org/10.3847/1538-4357/abec50. 2021
- Healy, J., Willner, S. P., Verheijen, M. A. W., and Blyth, S. -L. 2021. "A2626 and Friends: Large- and Small-scale Structure." The Astronomical Journal, 162 193. https://doi.org/10.3847/1538-3881/ac0bc6. 2021
- Ghaffari, Zohreh, Haas, Martin, Chiaberge, Marco, Willner, Steven P., Chini, Rolf, Hildebrandt, Hendrik, de Propris, Roberto, and West, Michael J. 2021. "Clustering of red and blue galaxies around high-redshift 3C radio sources as seen by the Hubble Space Telescope." Astronomy and Astrophysics, 653 A44. https://doi.org/10.1051/0004-6361/202039404. 2021
- Gravity Collaboration, Abuter, R., Amorim, A., Bauböck, M., Baganoff, F., Berger, J. P., Boyce, H., Bonnet, H., Brandner, W., Clénet, Y., Davies, R., de Zeeuw, P. T., Dexter, J., Dallilar, Y., Drescher, A., Eckart, A., Eisenhauer, F., Fazio, G. G., Förster Schreiber, N. M., Foster, K., Gammie, C., Garcia, P., Gao, F., Gendron, E., Genzel, R. et al. 2021. "Constraining particle acceleration in Sgr A⋆ with simultaneous GRAVITY, Spitzer, NuSTAR, and Chandra observations." Astronomy and Astrophysics, 654 A22. https://doi.org/10.1051/0004-6361/202140981. 2021
- Boyce, H., Haggard, D., Witzel, G., Willner, Steven P., Neilsen, J., Hora, Joseph L., Markoff, S., Ponti, G., Baganoff, F., Becklin, E., Fazio, Giovanni, Lowrance, P., Morris, M. R., and Smith, H. A. 2021. "Erratum: "Simultaneous X-Ray and Infrared Observations of Sagittarius A*'s Variability" (2019, ApJ, 871, 161)." The Astrophysical Journal, 912, (2) 168. https://doi.org/10.3847/1538-4357/abefd2. 2021
- Kouroumpatzakis, K., Zezas, A., Maragkoudakis, A., Willner, S. P., Bonfini, P., Ashby, M. L. N., Sell, P. H., and Jarrett, T. H. 2021. "The Star Formation Reference Survey - V. The effect of extinction, stellar mass, metallicity, and nuclear activity on star-formation rates based on H α emission." Monthly Notices of the Royal Astronomical Society, 506 3079–3097. https://doi.org/10.1093/mnras/stab1917. 2021
- Bonfini, P., Zezas, A., Ashby, M. L. N., Willner, S. P., Maragkoudakis, A., Kouroumpatzakis, K., Sell, P. H., and Kovlakas, K. 2021. "The star formation reference survey - IV. Stellar mass distribution of local star-forming galaxies." Monthly Notices of the Royal Astronomical Society, 504 3831–3861. https://doi.org/10.1093/mnras/stab777. 2021
- Krick, Jessica E., Lowrance, Patrick J., Carey, Sean, Surace, Jason, Grillmair, Carl J., Laine, Seppo, Van Dyk, Schuyler D., Ingalls, James G., Ashby, Matthew L. N., and Willner, S. P. 2021. "Warm Spitzer IRAC photometry: dependencies on observing mode and exposure time." Journal of Astronomical Telescopes, Instruments, and Systems, 7 038006. https://doi.org/10.1117/1.JATIS.7.3.038006. 2021
- Kouroumpatzakis, K., Zezas, Andreas, Sell, P., Kovlakas, K., Bonfini, P., Willner, Steven P., Ashby, Matthew L. N., Maragkoudakis, A., and Jarrett, T. H. 2020. "Sub-galactic scaling relations between X-ray luminosity, star formation rate, and stellar mass." Monthly Notices of the Royal Astronomical Society, 494 5967–5984. https://doi.org/10.1093/mnras/staa1063. 2020
- Fazio, G. G., Hora, J. L., Witzel, G., Willner, S. P., Ashby, M. L. N., Baganoff, F., Becklin, E., Carey, S., Haggard, D., Gammie, C., Ghez, A., Gurwell, M. A., Ingalls, J., Marrone, D., Morris, M. R., and Smith, H. A. 2019. "Multiwavelength Light Curves of Two Remarkable Sagittarius A* Flares." The Astrophysical Journal, 864, (1) 58. https://doi.org/10.3847/1538-4357/aad4a2. 2019
- Hsu, Li-Ting, Lin, Lihwai, Dickinson, Mark, Yan, Haojing, Bau-Ching, Hsieh, Wang, Wei-Hao, Lee, Chien-Hsiu, Yan, Chi-Hung, Scott, Douglas, Willner, Steven P., Ouchi, Masami, Ashby, Matthew L. N., Chen, Yi-Wen, Daddi, Emanuele, Elbaz, David, Fazio, Giovanni G., Foucaud, Sebastien, Huang, Jiasheng, Koo, David C., Morrison, Glenn, Owen, Frazer, Pannella, Maurilio, Pope, Alexendra, Simard, Luc, and Wang, Shiang-Yu. 2019. "Near-infrared Survey and Photometric Redshifts in the Extended GOODS-North Field." The Astrophysical Journal, 871 233. https://doi.org/10.3847/1538-4357/aaf9a7. 2019
- Boyce, H., Haggard, D., Witzel, G., Willner, Steven P., Neilsen, J., Hora, Joseph L., Markoff, S., Ponti, G., Baganoff, F., Becklin, E. E., Fazio, Giovanni G., Lowrance, P., Morris, M. R., and Smith, H. A. 2019. "Simultaneous X-Ray and Infrared Observations of Sagittarius A*'s Variability." The Astrophysical Journal, 871 161. https://doi.org/10.3847/1538-4357/aaf71f. 2019
- Barro, Guillermo, Pérez-González, Pablo G., Cava, Antonio, Brammer, Gabriel, Pandya, Viraj, Eliche Moral, Carmen, Esquej, Pilar, Domínguez-Sánchez, Helena, Alcalde Pampliega, Belen, Guo, Yicheng, Koekemoer, Anton M., Trump, Jonathan R., Ashby, Matthew L. N., Cardiel, Nicolas, Castellano, Marco, Conselice, Christopher J., Dickinson, Mark E., Dolch, Timothy, Donley, Jennifer L., Espino Briones, Néstor, Faber, Sandra M., Fazio, Giovanni G., Ferguson, Henry, Finkelstein, Steve, Fontana, Adriano et al. 2019. "The CANDELS/SHARDS Multiwavelength Catalog in GOODS-N: Photometry, Photometric Redshifts, Stellar Masses, Emission-line Fluxes, and Star Formation Rates." The Astrophysical Journal Supplement Series, 243 22. https://doi.org/10.3847/1538-4365/ab23f2. 2019
- Mahajan, Smriti, Ashby, Matthew L. N., Willner, Steven P., Barmby, P., Fazio, Giovanni G., Maragkoudakis, A., Raychaudhury, S., and Zezas, A. 2019. "The Star Formation Reference Survey - III. A multiwavelength view of star formation in nearby galaxies." Monthly Notices of the Royal Astronomical Society, 482 560–577. https://doi.org/10.1093/mnras/sty2699. 2019
- Rhee, Jonghwan, Lah, Philip, Briggs, Frank H., Chengalur, Jayaram N., Colless, Matthew, Willner, Steven P., Ashby, Matthew L. N., and Le Fèvre, Olivier. 2018. "Neutral hydrogen (H I) gas content of galaxies at z ≈ 0.32." Monthly Notices of the Royal Astronomical Society, 473 1879–1894. https://doi.org/10.1093/mnras/stx2461. 2018
- Dietrich, Jeremy, Weiner, Aaron S., Ashby, Matthew L. N., Hayward, Christopher C., Martínez-Galarza, Juan Rafael, Ramos Padilla, Andrés F., Rosenthal, Lee, Smith, Howard A., Willner, S. P., and Zezas, Andreas. 2018. "The AGN luminosity fraction in merging galaxies." Monthly Notices of the Royal Astronomical Society, 480 3562–3583. https://doi.org/10.1093/mnras/sty2056. 2018
- Maragkoudakis, A., Zezas, A., Ashby, M. L. N., and Willner, S. P. 2018. "The Star Formation Reference Survey - II. Activity demographics and host-galaxy properties for infrared-selected galaxies." Monthly Notices of the Royal Astronomical Society, 475 1485–1507. https://doi.org/10.1093/mnras/stx3247. 2018
- Witzel, G., Martinez, G., Hora, J., Willner, S. P., Morris, M. R., Gammie, C., Becklin, E. E., Ashby, M. L. N., Baganoff, F., Carey, S., Do, T., Fazio, G. G., Ghez, A., Glaccum, W. J., Haggard, D., Herrero-Illana, R., Ingalls, J., Narayan, R., and Smith, H. A. 2018. "Variability Timescale and Spectral Index of Sgr A* in the Near Infrared: Approximate Bayesian Computation Analysis of the Variability of the Closest Supermassive Black Hole." The Astrophysical Journal, 863 15. https://doi.org/10.3847/1538-4357/aace62. 2018
- Nayyeri, H., Hemmati, S., Mobasher, B., Ferguson, H. C., Cooray, A., Barro, G., Faber, S. M., Dickinson, M., Koekemoer, A. M., Peth, M., Salvato, M., Ashby, M. L. N., Darvish, B., Donley, J., Durbin, M., Finkelstein, S., Fontana, A., Grogin, N. A., Gruetzbauch, R., Huang, K., Khostovan, A. A., Kocevski, D., Kodra, D., Lee, B., Newman, J. et al. 2017. "CANDELS Multi-wavelength Catalogs: Source Identification and Photometry in the CANDELS COSMOS Survey Field." The Astrophysical Journal Supplement Series, 228 7. https://doi.org/10.3847/1538-4365/228/1/7. 2017
- Stefanon, Mauro, Yan, Haojing, Mobasher, Bahram, Barro, Guillermo, Donley, Jennifer L., Fontana, Adriano, Hemmati, Shoubaneh, Koekemoer, Anton M., Lee, BoMee, Lee, Seong-Kook, Nayyeri, Hooshang, Peth, Michael, Pforr, Janine, Salvato, Mara, Wiklind, Tommy, Wuyts, Stijn, Ashby, Matthew L. N., Castellano, Marco, Conselice, Christopher J., Cooper, Michael C., Cooray, Asantha R., Dolch, Timothy, Ferguson, Henry, Galametz, Audrey, Giavalisco, Mauro et al. 2017. "CANDELS Multi-wavelength Catalogs: Source Identification and Photometry in the CANDELS Extended Groth Strip." The Astrophysical Journal Supplement Series, 229 32. https://doi.org/10.3847/1538-4365/aa66cb. 2017
- Devereux, Nick, Willner, S. P., Ashby, M. L. N., Willmer, C. N. A., and Hriljac, Paul. 2017. "Erratum: "Nearby Galaxies in the 2 ?m All Sky Survey. I. K-Band Luminosity Functions" (2009, ApJ, 702, 955)." The Astrophysical Journal, 844 173. https://doi.org/10.3847/1538-4357/aa7b32. 2017
- Ghaffari, Z., Westhues, Ch, Haas, M., Chini, R., Willner, S. P., Ashby, M. L. N., and Wilkes, B. J. 2017. "Galaxy overdensities around 3C radio galaxies and quasars at 1 < z < 2.5 revealed by Spitzer 3.6/4.5 µm and Pan‑ STARRS." Astronomische Nachrichten, 338 823–840. https://doi.org/10.1002/asna.201713389. 2017
- Maragkoudakis, A., Zezas, A., Ashby, M. L. N., and Willner, S. P. 2017. "The sub-galactic and nuclear main sequences for local star-forming galaxies." Monthly Notices of the Royal Astronomical Society, 466 1192–1204. https://doi.org/10.1093/mnras/stw3180. 2017
- Oesch, P. A., Brammer, G., van Dokkum, P. G., Illingworth, G. D., Bouwens, R. J., Labbé, I., Franx, M., Momcheva, I., Ashby, Matthew L. N., Fazio, Giovanni G., Gonzalez, V., Holden, B., Magee, D., Skelton, R. E., Smit, R., Spitler, L. R., Trenti, M., and Willner, Steven P. 2016. "A Remarkably Luminous Galaxy at z=11.1 Measured with Hubble Space Telescope Grism Spectroscopy." The Astrophysical Journal, 819 129. https://doi.org/10.3847/0004-637X/819/2/129. 2016
- Salmon, Brett, Papovich, Casey, Long, James, Willner, Steven P., Finkelstein, Steven L., Ferguson, Henry C., Dickinson, Mark, Duncan, Kenneth, Faber, S. M., Hathi, Nimish, Koekemoer, Anton, Kurczynski, Peter, Newman, Jeffery, Pacifici, Camilla, Pérez-González, Pablo G., and Pforr, Janine. 2016. "Breaking the Curve with CANDELS: A Bayesian Approach to Reveal the Non-Universality of the Dust-Attenuation Law at High Redshift." The Astrophysical Journal, 827 20. https://doi.org/10.3847/0004-637X/827/1/20. 2016
- Wang, T., Elbaz, D., Schreiber, C., Pannella, M., Shu, X., Willner, Steven P., Ashby, Matthew L. N., Huang, J. -S, Fontana, A., Dekel, A., Daddi, E., Ferguson, H. C., Dunlop, J., Ciesla, L., Koekemoer, A. M., Giavalisco, M., Boutsia, K., Finkelstein, S., Juneau, S., Barro, G., Koo, D. C., Michalowski, M. J., Orellana, G., Lu, Y., Castellano, M. et al. 2016. "Infrared Color Selection of Massive Galaxies at z > 3." The Astrophysical Journal, 816 84. https://doi.org/10.3847/0004-637X/816/2/84. 2016
- Westhues, Christian, Haas, Martin, Barthel, Peter, Wilkes, Belinda J., Willner, Steven P., Kuraszkiewicz, Joanna, Podigachoski, Pece, Leipski, Christian, Meisenheimer, Klaus, Siebenmorgen, Ralf, and Chini, Rolf. 2016. "Star Formation in 3CR Radio Galaxies and Quasars at z < 1." The Astronomical Journal, 151 120. https://doi.org/10.3847/0004-6256/151/5/120. 2016
- Guo, Yicheng, Rafelski, Marc, Faber, S. M., Koo, David C., Krumholz, Mark R., Trump, Jonathan R., Willner, S. P., Amorín, Ricardo, Barro, Guillermo, Bell, Eric F., Gardner, Jonathan P., Gawiser, Eric, Hathi, Nimish P., Koekemoer, Anton M., Pacifici, Camilla, Pérez-González, Pablo G., Ravindranath, Swara, Reddy, Naveen, Teplitz, Harry I., and Yesuf, Hassen. 2016. "The Bursty Star Formation Histories of Low-mass Galaxies at 0.4 < z < 1 Revealed by Star Formation Rates Measured From Hß and FUV." The Astrophysical Journal, 833 37. https://doi.org/10.3847/1538-4357/833/1/37. 2016
- Song, Mimi, Finkelstein, Steven L., Ashby, Matthew L. N., Grazian, A., Lu, Yu, Papovich, Casey, Salmon, Brett, Somerville, Rachel S., Dickinson, Mark, Duncan, K., Faber, Sandy M., Fazio, Giovanni G., Ferguson, Henry C., Fontana, Adriano, Guo, Yicheng, Hathi, Nimish, Lee, Seong-Kook, Merlin, Emiliano, and Willner, Steven P. 2016. "The Evolution of the Galaxy Stellar Mass Function at z = 4–8: A Steepening Low-mass-end Slope with Increasing Redshift." The Astrophysical Journal, 825 5. https://doi.org/10.3847/0004-637X/825/1/5. 2016
- Finkelstein, Steven L., Song, Mimi, Behroozi, Peter, Somerville, Rachel S., Papovich, Casey, Milosavljevic, Miloš, Dekel, Avishai, Narayanan, Desika, Ashby, Matthew L. N., Cooray, Asantha, Fazio, Giovanni G., Ferguson, Henry C., Koekemoer, Anton M., Salmon, Brett, and Willner, Steven P. 2015. "An Increasing Stellar Baryon Fraction in Bright Galaxies at High Redshift." The Astrophysical Journal, 814 95. https://doi.org/10.1088/0004-637X/814/2/95. 2015
- Mortlock, Alice, Conselice, Christopher J., Hartley, William G., Duncan, Ken, Lani, Caterina, Ownsworth, Jamie R., Almaini, Omar, Wel, Arjen van der, Huang, Kuang-Han, Ashby, Matthew L. N., Willner, Steven P., Fontana, Adriano, Dekel, Avishai, Koekemoer, Anton M., Ferguson, Harry C., Faber, Sandra M., Grogin, Norman A., and Kocevski, Dale D. 2015. "Deconstructing the galaxy stellar mass function with UKIDSS and CANDELS: the impact of colour, structure and environment." Monthly Notices of the Royal Astronomical Society, 447 2–24. https://doi.org/10.1093/mnras/stu2403. 2015
- Smit, Renske, Bouwens, Rychard J., Franx, Marijn, Oesch, Pascal A., Ashby, Matthew L. N., Willner, Steven P., Labbé, Ivo, Holwerda, Benne, Fazio, Giovanni G., and Huang, J. -S. 2015. "High-precision Photometric Redshifts from Spitzer/IRAC: Extreme [3.6] - [4.5] Colors Identify Galaxies in the Redshift Range z ˜ 6.6 - 6.9." The Astrophysical Journal, 801 122. https://doi.org/10.1088/0004-637X/801/2/122. 2015
- Hemachandra, D., Barmby, P., Peeters, E., Willner, Steven P., Ashby, Matthew L. N., Smith, H. A., Gordon, K. D., Smith, D. A., and Fazio, Giovanni G. 2015. "Mid-infrared spectroscopy of the Andromeda galaxy." Monthly Notices of the Royal Astronomical Society, 454 818–830. https://doi.org/10.1093/mnras/stv2001. 2015
- Ashby, Matthew L. N., Willner, Steven P., Fazio, Giovanni G., Dunlop, J. S., Egami, E., Faber, S. M., Ferguson, H. C., Grogin, N. A., Hora, Joseph L., Huang, J. -S, Koekemoer, A. M., Labbé, I., and Wang, Z. 2015. "S-CANDELS: The Spitzer-Cosmic Assembly Near-Infrared Deep Extragalactic Survey. Survey Design, Photometry, and Deep IRAC Source Counts." The Astrophysical Journal Supplement Series, 218 33. https://doi.org/10.1088/0067-0049/218/2/33. 2015
- Podigachoski, P., Barthel, P. D., Haas, M., Leipski, C., Wilkes, Belinda J., Kuraszkiewicz, J., Westhues, C., Willner, Steven P., Ashby, Matthew L. N., Chini, R., Clements, D. L., Fazio, Giovanni G., Labiano, A., Lawrence, C., Meisenheimer, K., Peletier, R. F., Siebenmorgen, R., and Verdoes Kleijn, G. 2015. "Star formation in z > 1 3CR host galaxies as seen by Herschel." Astronomy and Astrophysics, 575 A80. https://doi.org/10.1051/0004-6361/201425137. 2015
- Santini, P., Ferguson, H. C., Fontana, A., Mobasher, B., Barro, G., Castellano, M., Finkelstein, S. L., Grazian, A., Hsu, L. T., Lee, B., Lee, S. -K, Pforr, J., Salvato, M., Wiklind, T., Wuyts, S., Almaini, O., Cooper, M. C., Galametz, A., Weiner, B., Amorin, R., Boutsia, K., Conselice, C. J., Dahlen, T., Dickinson, M. E., Giavalisco, M. et al. 2015. "Stellar Masses from the CANDELS Survey: The GOODS-South and UDS Fields." The Astrophysical Journal, 801 97. https://doi.org/10.1088/0004-637X/801/2/97. 2015
- Finkelstein, Steven L., Ryan, Russell E., Jr., Papovich, Casey, Dickinson, Mark, Song, Mimi, Somerville, Rachel S., Ferguson, Henry C., Salmon, Brett, Giavalisco, Mauro, Koekemoer, Anton M., Ashby, Matthew L. N., Behroozi, Peter, Castellano, Marco, Dunlop, James S., Faber, Sandy M., Fazio, Giovanni G., Fontana, Adriano, Grogin, Norman A., Hathi, Nimish, Jaacks, Jason, Kocevski, Dale D., Livermore, Rachael, McLure, Ross J., Merlin, Emiliano, Mobasher, Bahram et al. 2015. "The Evolution of the Galaxy Rest-frame Ultraviolet Luminosity Function over the First Two Billion Years." The Astrophysical Journal, 810 71. https://doi.org/10.1088/0004-637X/810/1/71. 2015
- Brassington, N. J., Zezas, Andreas, Ashby, Matthew L. N., Lanz, L., Smith, Howard A., Willner, Steven P., and Klein, C. 2015. "The Spitzer Interacting Galaxies Survey: A Mid-infrared Atlas of Star Formation." The Astrophysical Journal Supplement Series, 218 6. https://doi.org/10.1088/0067-0049/218/1/6. 2015
- Papovich, C., Labbé, I., Quadri, R., Tilvi, V., Behroozi, P., Bell, E. F., Glazebrook, K., Spitler, L., Straatman, C. M. S., Tran, K. -V, Cowley, M., Davé, R., Dekel, A., Dickinson, M., Ferguson, H. C., Finkelstein, S. L., Gawiser, E., Inami, H., Faber, S. M., Kacprzak, G. G., Kawinwanichakij, L., Kocevski, D., Koekemoer, A., Koo, D. C., Kurczynski, P. et al. 2015. "ZFOURGE/CANDELS: On the Evolution of M* Galaxy Progenitors from z = 3 to 0.5." The Astrophysical Journal, 803 26. https://doi.org/10.1088/0004-637X/803/1/26. 2015
- Haas, Martin, Leipski, Christian, Barthel, Peter, Wilkes, Belinda J., Vegetti, Simona, Bussmann, R. Shane, Willner, Steven P., Westhues, Christian, Ashby, Matthew L. N., Chini, Rolf, Clements, David L., Fassnacht, Christopher D., Horesh, Assaf, Klaas, Ulrich, Koopmans, Léon V. E., Kuraszkiewicz, Joanna, Lagattuta, David J., Meisenheimer, Klaus, Stern, Daniel, and Wylezalek, Dominika. 2014. "3C 220.3: A Radio Galaxy Lensing a Submillimeter Galaxy." The Astrophysical Journal, 790 46. https://doi.org/10.1088/0004-637X/790/1/46. 2014
- Nayyeri, H., Mobasher, B., Hemmati, S., De Barros, S., Ferguson, H. C., Wiklind, T., Dahlen, T., Dickinson, M., Giavalisco, M., Fontana, A., Ashby, Matthew L. N., Barro, G., Guo, Y., Hathi, N. P., Kassin, S., Koekemoer, A., Willner, Steven P., Dunlop, J. S., Paris, D., and Targett, T. A. 2014. "A Study of Massive and Evolved Galaxies at High Redshift." The Astrophysical Journal, 794 68. https://doi.org/10.1088/0004-637X/794/1/68. 2014
- Maragkoudakis, A., Zezas, Andreas, Ashby, Matthew L. N., and Willner, Steven P. 2014. "Aperture effects on spectroscopic galaxy activity classification." Monthly Notices of the Royal Astronomical Society, 441 2296–2308. https://doi.org/10.1093/mnras/stu634. 2014
- Barro, G., Faber, S. M., Pérez-González, P. G., Pacifici, C., Trump, J. R., Koo, D. C., Wuyts, S., Guo, Y., Bell, E., Dekel, A., Porter, L., Primack, J., Ferguson, H., Ashby, Matthew L. N., Caputi, K., Ceverino, D., Croton, D., Fazio, Giovanni G., Giavalisco, M., Hsu, L., Kocevski, D., Koekemoer, A., Kurczynski, P., Kollipara, P., Lee, J. et al. 2014. "CANDELS 3D-HST: Compact SFGs at z ~ 2-3, the Progenitors of the First Quiescent Galaxies." The Astrophysical Journal, 791 52. https://doi.org/10.1088/0004-637X/791/1/52. 2014
- Hsu, Li-Ting, Salvato, Mara, Nandra, Kirpal, Brusa, Marcella, Bender, Ralf, Buchner, Johannes, Donley, Jennifer L., Kocevski, Dale D., Guo, Yicheng, Hathi, Nimish P., Rangel, Cyprian, Willner, Steven P., Brightman, Murray, Georgakakis, Antonis, Budavári, Tamás, Szalay, Alexander S., Ashby, Matthew L. N., Barro, Guillermo, Dahlen, Tomas, Faber, Sandra M., Ferguson, Henry C., Galametz, Audrey, Grazian, Andrea, Grogin, Norman A., Huang, Kuang-Han et al. 2014. "CANDELS/GOODS-S, CDFS, and ECDFS: Photometric Redshifts for Normal and X-Ray- Detected Galaxies." The Astrophysical Journal, 796 60. https://doi.org/10.1088/0004-637X/796/1/60. 2014
- Yan, Haojing, Stefanon, Mauro, Ma, Zhiyuan, Willner, Steven P., Somerville, Rachel, Ashby, Matthew L. N., Davé, Romeel, Pérez-González, Pablo G., Cava, Antonio, Wiklind, Tommy, Kocevski, Dale, Rafelski, Marc, Kartaltepe, Jeyhan, Cooray, Asantha, Koekemoer, Anton M., and Grogin, Norman A. 2014. "Optical-faint, Far-infrared-bright Herschel Sources in the CANDELS Fields: Ultra-luminous Infrared Galaxies at z > 1 and the Effect of Source Blending." The Astrophysical Journal Supplement Series, 213 2. https://doi.org/10.1088/0067-0049/213/1/2. 2014
- Fang, Guanwen, Huang, Jia-Sheng, Willner, Steven P., Kong, Xu, Wang, Tao, Chen, Yang, and Lin, Xuanbin. 2014. "Selection and Mid-infrared Spectroscopy of Ultraluminous Star-forming Galaxies at z ~ 2." The Astrophysical Journal, 781 63. https://doi.org/10.1088/0004-637X/781/2/63. 2014
- Hora, Joseph L., Witzel, G., Ashby, Matthew L. N., Becklin, E. E., Carey, S., Fazio, Giovanni G., Ghez, A., Ingalls, J., Meyer, L., Morris, M. R., Smith, H. A., and Willner, Steven P. 2014. "Spitzer/IRAC Observations of the Variability of Sgr A* and the Object G2 at 4.5 ?m." The Astrophysical Journal, 793 120. https://doi.org/10.1088/0004-637X/793/2/120. 2014
- Song, Mimi, Finkelstein, Steven L., Gebhardt, Karl, Hill, Gary J., Drory, Niv, Ashby, Matthew L. N., Blanc, Guillermo A., Bridge, Joanna, Chonis, Taylor, Ciardullo, Robin, Fabricius, Maximilian, Fazio, Giovanni G., Gawiser, Eric, Gronwall, Caryl, Hagen, Alex, Huang, Jia-Sheng, Jogee, Shardha, Livermore, Rachael, Salmon, Brett, Schneider, Donald P., Willner, Steven P., and Zeimann, Gregory R. 2014. "The HETDEX Pilot Survey. V. The Physical Origin of Lya Emitters Probed by Near-infrared Spectroscopy." The Astrophysical Journal, 791 3. https://doi.org/10.1088/0004-637X/791/1/3. 2014
- Oesch, P. A., Bouwens, R. J., Illingworth, G. D., Labbé, I., Smit, R., Franx, M., van Dokkum, P. G., Momcheva, I., Ashby, Matthew L. N., Fazio, Giovanni G., Huang, J. -S, Willner, Steven P., Gonzalez, V., Magee, D., Trenti, M., Brammer, G. B., Skelton, R. E., and Spitler, L. R. 2014. "The Most Luminous z ~ 9-10 Galaxy Candidates Yet Found: The Luminosity Function, Cosmic Star-formation Rate, and the First Mass Density Estimate at 500 Myr." The Astrophysical Journal, 786 108. https://doi.org/10.1088/0004-637X/786/2/108. 2014
- Goulding, A. D., Forman, W. R., Hickox, R. C., Jones, C., Murray, Stephen S., Paggi, A., Ashby, Matthew L. N., Coil, A. L., Cooper, M. C., Huang, J. -S, Kraft, R., Newman, J. A., Weiner, B. J., and Willner, Steven P. 2014. "Tracing the Evolution of Active Galactic Nuclei Host Galaxies over the Last 9 Gyr of Cosmic Time." The Astrophysical Journal, 783 40. https://doi.org/10.1088/0004-637X/783/1/40. 2014
- Finkelstein, S. L., Papovich, C., Dickinson, M., Song, M., Tilvi, V., Koekemoer, A. M., Finkelstein, K. D., Mobasher, B., Ferguson, H. C., Giavalisco, M., Reddy, N., Ashby, Matthew L. N., Dekel, A., Fazio, Giovanni G., Fontana, A., Grogin, N. A., Huang, J. -S, Kocevski, D., Rafelski, M., Weiner, B. J., and Willner, Steven P. 2013. "A galaxy rapidly forming stars 700 million years after the Big Bang at redshift 7.51." Nature, 502 524–527. https://doi.org/10.1038/nature12657. 2013
- Ouchi, Masami, Ellis, Richard, Ono, Yoshiaki, Nakanishi, Kouichiro, Kohno, Kotaro, Momose, Rieko, Kurono, Yasutaka, Ashby, Matthew L. N., Shimasaku, Kazuhiro, Willner, Steven P., Fazio, Giovanni G., Tamura, Yoichi, and Iono, Daisuke. 2013. "An Intensely Star-forming Galaxy at z ~ 7 with Low Dust and Metal Content Revealed by Deep ALMA and HST Observations." The Astrophysical Journal, 778, (2) 102. https://doi.org/10.1088/0004-637X/778/2/102. 2013
- Guo, Yicheng, Ferguson, Henry C., Giavalisco, Mauro, Barro, Guillermo, Willner, Steven P., Ashby, Matthew L. N., Dahlen, Tomas, Donley, Jennifer L., Faber, Sandra M., Fontana, Adriano, Galametz, Audrey, Grazian, Andrea, Huang, Kuang-Han, Kocevski, Dale D., Koekemoer, Anton M., Koo, David C., McGrath, Elizabeth J., Peth, Michael, Salvato, Mara, Wuyts, Stijn, Castellano, Marco, Cooray, Asantha R., Dickinson, Mark E., Dunlop, James S., Fazio, Giovanni G. et al. 2013. "CANDELS Multi-wavelength Catalogs: Source Detection and Photometry in the GOODS-South Field." The Astrophysical Journal Supplement Series, 207 24. https://doi.org/10.1088/0067-0049/207/2/24. 2013
- Galametz, Audrey, Grazian, Andrea, Fontana, Adriano, Ferguson, Henry C., Ashby, Matthew L. N., Barro, Guillermo, Castellano, Marco, Dahlen, Tomas, Donley, Jennifer L., Faber, Sandy M., Grogin, Norman, Guo, Yicheng, Huang, Kuang-Han, Kocevski, Dale D., Koekemoer, Anton M., Lee, Kyoung-Soo, McGrath, Elizabeth J., Peth, Michael, Willner, Steven P., Almaini, Omar, Cooper, Michael, Cooray, Asantha, Conselice, Christopher J., Dickinson, Mark, Dunlop, James S. et al. 2013. "CANDELS Multiwavelength Catalogs: Source Identification and Photometry in the CANDELS UKIDSS Ultra-deep Survey Field." The Astrophysical Journal Supplement Series, 206 10. https://doi.org/10.1088/0067-0049/206/2/10. 2013
- Tilvi, V., Papovich, C., Tran, K. -V H., Labbé, I., Spitler, L. R., Straatman, C. M. S., Persson, S. E., Monson, A., Glazebrook, K., Quadri, R. F., van Dokkum, P., Ashby, Matthew L. N., Faber, S. M., Fazio, Giovanni G., Finkelstein, S. L., Ferguson, H. C., Grogin, N. A., Kacprzak, G. G., Kelson, D. D., Koekemoer, A. M., Murphy, D., McCarthy, P. J., Newman, J. A., Salmon, B., and Willner, Steven P. 2013. "Discovery of Lyman Break Galaxies at z ~ 7 from the zFourGE Survey." The Astrophysical Journal, 768 56. https://doi.org/10.1088/0004-637X/768/1/56. 2013
- Huang, J. -S, Faber, S. M., Willmer, C. N. A., Rigopoulou, D., Koo, D., Newman, J., Shu, C., Ashby, Matthew L. N., Barmby, P., Coil, A., Luo, Z., Magdis, G., Wang, T., Weiner, B., Willner, Steven P., Zheng, X. Z., and Fazio, Giovanni G. 2013. "Multi-Wavelength Study of a Complete IRAC 3.6 µm Selected Galaxy Sample: A Fair Census of Red and Blue Populations at Redshifts 0.4-1.2." The Astrophysical Journal, 766 21. https://doi.org/10.1088/0004-637X/766/1/21. 2013
- Wilkes, Belinda J., Kuraszkiewicz, Joanna, Haas, Martin, Barthel, Peter, Leipski, Christian, Willner, Steven P., Worrall, D. M., Birkinshaw, Mark, Antonucci, Robert, Ashby, Matthew L. N., Chini, Rolf, Fazio, Giovanni G., Lawrence, Charles, Ogle, Patrick, and Schulz, Bernhard. 2013. "Revealing the Heavily Obscured Active Galactic Nucleus Population of High-redshift 3CRR Sources with Chandra X-Ray Observations." The Astrophysical Journal, 773 15. https://doi.org/10.1088/0004-637X/773/1/15. 2013
- Ashby, Matthew L. N., Willner, Steven P., Fazio, Giovanni G., Huang, J. -S, Arendt, R., Barmby, P., Barro, G., Bell, E. F., Bouwens, R., Cattaneo, A., Croton, D., Davé, R., Dunlop, J. S., Egami, E., Faber, S., Finlator, K., Grogin, N. A., Guhathakurta, P., Hernquist, L., Hora, Joseph L., Illingworth, G., Kashlinsky, A., Koekemoer, A. M., Koo, D. C., Labbé, I. et al. 2013. "SEDS: The Spitzer Extended Deep Survey. Survey Design, Photometry, and Deep IRAC Source Counts." The Astrophysical Journal, 769 80. https://doi.org/10.1088/0004-637X/769/1/80. 2013
- Curtis-Lake, E., McLure, R. J., Dunlop, J. S., Schenker, M., Rogers, A. B., Targett, T., Cirasuolo, M., Almaini, O., Ashby, Matthew L. N., Bradshaw, E. J., Finkelstein, S. L., Dickinson, M., Ellis, R. S., Faber, S. M., Fazio, Giovanni G., Ferguson, H. C., Fontana, A., Grogin, N. A., Hartley, W. G., Kocevski, D. D., Koekemoer, A. M., Lai, K., Robertson, B. E., Vanzella, E., and Willner, Steven P. 2013. "The ages, masses and star formation rates of spectroscopically confirmed z ˜ 6 galaxies in CANDELS." Monthly Notices of the Royal Astronomical Society, 429 302–322. https://doi.org/10.1093/mnras/sts338. 2013
- Juneau, Stéphanie, Dickinson, Mark, Bournaud, Frédéric, Alexander, David M., Daddi, Emanuele, Mullaney, James R., Magnelli, Benjamin, Kartaltepe, Jeyhan S., Hwang, Ho Seong, Willner, Steven P., Coil, Alison L., Rosario, David J., Trump, Jonathan R., Weiner, Benjamin J., Willmer, Christopher N. A., Cooper, Michael C., Elbaz, David, Faber, S. M., Frayer, David T., Kocevski, Dale D., Laird, Elise S., Monkiewicz, Jacqueline A., Nandra, Kirpal, Newman, Jeffrey A., Salim, Samir et al. 2013. "Widespread and Hidden Active Galactic Nuclei in Star-forming Galaxies at Redshift >0.3." The Astrophysical Journal, 764 176. https://doi.org/10.1088/0004-637X/764/2/176. 2013
- Willner, Steven P., Ashby, Matthew L. N., Barmby, P., Chapman, S. C., Coil, A. L., Cooper, M. C., Huang, J. -S, Ivison, R., and Koo, D. C. 2012. "A Fully Identified Sample of AEGIS20 Microjansky Radio Sources." The Astrophysical Journal, 756 72. https://doi.org/10.1088/0004-637X/756/1/72. 2012
- Wilkes, Belinda J., Lal, Dharam V., Worrall, D. M., Birkinshaw, Mark, Haas, Martin, Willner, Steven P., Antonucci, Robert, Ashby, Matthew L. N., Avara, Mark, Barthel, Peter, Chini, Rolf, Fazio, Giovanni G., Hardcastle, Martin J., Lawrence, Charles, Leipski, Christian, Ogle, Patrick, and Schulz, Bernhard. 2012. "Chandra X-Ray Observations of the Redshift 1.53 Radio-loud Quasar 3C 270.1." The Astrophysical Journal, 745, (1). https://doi.org/10.1088/0004-637X/745/1/84. 2012
- Sazonov, S., Willner, Steven P., Goulding, A. D., Hickox, R. C., Gorjian, V., Werner, M. W., Churazov, E., Krivonos, R., Revnivtsev, M., Sunyaev, R., Jones, C., Murray, Stephen S., Vikhlinin, Alexey A., Fabian, A. C., and Forman, W. R. 2012. "Contribution of the Accretion Disk, Hot Corona, and Obscuring Torus to the Luminosity of Seyfert Galaxies: INTEGRAL and Spitzer Observations." The Astrophysical Journal, 757 181. https://doi.org/10.1088/0004-637X/757/2/181. 2012
- Yan, Renbin, Ho, Luis C., Newman, Jeffrey A., Coil, Alison L., Willmer, Christopher N. A., Laird, Elise S., Georgakakis, Antonis, Aird, James, Barmby, Pauline, Bundy, Kevin, Cooper, Michael C., Davis, Marc, Faber, S. M., Fang, Taotao, Griffith, Roger L., Koekemoer, Anton M., Koo, David C., Nandra, Kirpal, Park, Shinae Q., Sarajedini, Vicki L., Weiner, Benjamin J., and Willner, Steven P. 2011. "AEGIS: Demographics of X-ray and Optically Selected Active Galactic Nuclei." The Astrophysical Journal, 728, (1) 38. https://doi.org/10.1088/0004-637X/728/1/38. 2011
- Ashby, Matthew L. N., Mahajan, S., Smith, Howard A., Willner, Steven P., Fazio, Giovanni G., Raychaudhury, S., Zezas, Andreas, Barmby, P., Bonfini, P., Cao, C., Gonzáález-Alfonso, E., Ishihara, D., Kaneda, H., Lyttle, V., Madden, S., Papovich, C., Sturm, E., Surace, J., Wu, H., and Zhu, Y. N. 2011. "The Star Formation Reference Survey. I. Survey Description and Basic Data." Publications of the Astronomical Society of the Pacific, 123, (907) 1011–1029. https://doi.org/10.1086/661920. 2011
- Park, S. Q., Barmby, Pauline, Willner, Steven P., Ashby, Matthew L. N., Fazio, Giovanni G., Georgakakis, A., Ivison, R. J., Konidaris, N. P., Miyazaki, S., Nandra, K., and Rosario, D. J. 2010. "AEGIS: A Multiwavelength Study of Spitzer Power-law Galaxies." The Astrophysical Journal, 717 1181–1201. 2010
- Smith, Howard A., Li, Aigen, Li, M. P., Köhler, M., Ashby, Matthew L. N., Fazio, Giovanni G., Huang, J. -S, Marengo, Massimo, Wang, Z., Willner, Steven P., Zezas, Andreas, Spinoglio, L., and Wu, Y. L. 2010. "Anomalous Silicate Dust Emission in the Type 1 Liner Nucleus of M81." The Astrophysical Journal, 716 490–503. https://doi.org/10.1088/0004-637X/716/1/490. 2010
- Leipski, C., Haas, M., Willner, Steven P., Ashby, Matthew L. N., Wilkes, Belinda J., Fazio, Giovanni G., Antonucci, R., Barthel, P., Chini, R., Siebenmorgen, R., Ogle, P., and Heymann, F. 2010. "Mid-infrared Spectroscopy of High-redshift 3CRR Sources." The Astrophysical Journal, 717 766–775. 2010
- Kozlowski, Szymon, Kochanek, Christopher S., Stern, Daniel, Ashby, Matthew L. N., Assef, Roberto J., Bock, J. J., Borys, C., Brand, Kate, Brodwin, Mark, Brown, Michael J. I., Cool, R., Cooray, A., Croft, S., Dey, Arjun, Eisenhardt, P. R., Gonzalez, A., Gorjian, V., Griffith, R., Grogin, N., Ivison, R., Jacob, J., Jannuzi, B. T., Mainzer, A., Moustakas, L., Röttgering, H. et al. 2010. "Mid-infrared Variability from the Spitzer Deep Wide-field Survey." The Astrophysical Journal, 716 530–543. https://doi.org/10.1088/0004-637X/716/1/530. 2010
- De Breuck, Carlos, Seymour, Nick, Stern, Daniel, Willner, Steven P., Eisenhardt, P. R. M., Fazio, Giovanni G., Galametz, Audrey, Lacy, Mark, Rettura, Alessandro, Rocca-Volmerange, Brigitte, and Vernet, Joël. 2010. "The Spitzer High-redshift Radio Galaxy Survey." The Astrophysical Journal, 725 36–62. https://doi.org/10.1088/0004-637X/725/1/36. 2010
- Haas, Martin, Willner, Steven P., Heymann, Frank, Ashby, Matthew L. N., Fazio, Giovanni G., Wilkes, Belinda J., Chini, Rolf, Siebenmorgen, Ralf, and Stern, Daniel. 2009. "Clustering of Red Galaxies Around the z = 1.53 Quasar 3C 270.1." The Astrophysical Journal, 695 724–731. https://doi.org/10.1088/0004-637X/695/1/724. 2009
- Huang, J. -S, Faber, S. M., Daddi, E., Laird, E. S., Lai, K., Omont, A., Wu, Y., Younger, J. D., Bundy, K., Cattaneo, A., Chapman, S. C., Conselice, C. J., Dickinson, M., Egami, E., Fazio, Giovanni G., Im, M., Koo, D., LeFloc'h, E., Papovich, C., Rigopoulou, D., Smail, I., Song, M., Van, de Werf, Webb, T. M. A., Willmer, C. N. A. et al. 2009. "Infrared Spectrograph Spectroscopy and Multi-Wavelength Study of Luminous Star-Forming Galaxies at z sime 1.9." The Astrophysical Journal, 700 183–198. 2009
- Devereux, Nick, Willner, Steven P., Ashby, Matthew L. N., Willmer, C. N. A., and Hriljac, Paul. 2009. "Nearby Galaxies in the 2 µm All Sky Survey. I. K-Band Luminosity Functions." The Astrophysical Journal, 702 955–969. 2009
- Khan, Sophia A., Chanial, Pierre F., Willner, Steven P., Pearson, Chris P., Ashby, Matthew L. N., Benford, Dominic J., Clements, David L., Dye, Simon, Farrah, Duncan, Fazio, Giovanni G., Huang, J. -S, Lebouteiller, V., Le Floc'h, Emeric, Mainetti, Gabriele, Moseley, S. Harvey, Negrello, Mattia, Serjeant, Stephen, Shafer, Richard A., Staguhn, Johannes, Sumner, Timothy J., and Vaccari, Mattia. 2009. "On the Nature of the First Galaxies Selected at 350 μm." The Astrophysical Journal, 706 319–327. https://doi.org/10.1088/0004-637X/706/1/319. 2009
- Desai, Vandana, Soifer, B. T., Dey, Arjun, LeFloc'h, Emeric, Armus, Lee, Brand, Kate, Brown, Michael J. I., Brodwin, Mark, Jannuzi, Buell T., Houck, James R., Weedman, Daniel W., Ashby, Matthew L. N., Gonzalez, Anthony, Huang, Jiasheng, Smith, Howard A., Teplitz, Harry, Willner, Steven P., and Melbourne, Jason. 2009. "Strong Polycyclic Aromatic Hydrocarbon Emission from z ≈ 2 ULIRGs." The Astrophysical Journal, 700 1190–1204. https://doi.org/10.1088/0004-637X/700/2/1190. 2009
- Ashby, Matthew L. N., Stern, D., Brodwin, Mark, Griffith, R., Eisenhardt, P., Kozłowski, S., Kochanek, C. S., Bock, J. J., Borys, C., Brand, Kate, Brown, Michael J. I., Cool, R., Cooray, A., Croft, S., Dey, A., Eisenstein, D., Gonzalez, A. H., Gorjian, V., Grogin, N. A., Ivison, R. J., Jacob, J., Jannuzi, B. T., Mainzer, A., Moustakas, L. A., Röttgering, H. J. A. et al. 2009. "The Spitzer Deep, Wide-field Survey." The Astrophysical Journal, 701 428–453. https://doi.org/10.1088/0004-637X/701/1/428. 2009
- Barmby, Pauline, Huang, J. -S, Ashby, Matthew L. N., Eisenhardt, P. R. M., Fazio, Giovanni G., Willner, Steven P., and Wright, E. L. 2008. "A Catalog of Mid-Infrared Sources in the Extended Groth Strip." The Astrophysical Journal Supplement Series, 177 431–445. https://doi.org/10.1086/588583. 2008
- Mould, Jeremy, Barmby, Pauline, Gordon, Karl, Willner, Steven P., Ashby, Matthew L. N., Gehrz, R. D., Humphreys, Roberta, and Woodward, Charles E. 2008. "A Point-Source Survey of M31 with the Spitzer Space Telescope." The Astrophysical Journal, 687 230–241. 2008
- Dey, Arjun, Soifer, B. T., Desai, Vandana, Brand, Kate, Le Floc'h, Emeric, Brown, Michael J. I., Jannuzi, Buell T., Armus, Lee, Bussmann, Shane, Brodwin, Mark, Bian, Chao, Eisenhardt, Peter, Higdon, Sarah J., Weedman, Daniel, and Willner, Steven P. 2008. "A Significant Population of Very Luminous Dust-Obscured Galaxies at Redshift z ~ 2." The Astrophysical Journal, 677 943–956. https://doi.org/10.1086/529516. 2008
- Park, S. Q., Barmby, Pauline, Fazio, Giovanni G., Nandra, K., Laird, E. S., Georgakakis, A., Rosario, D., Willner, Steven P., Rieke, G. H., Ashby, Matthew L. N., Ivison, R. J., Coil, A. L., and Miyazaki, S. 2008. "AEGIS: Radio and Mid-Infrared Selection of Obscured AGN Candidates." The Astrophysical Journal, 678 744–750. https://doi.org/10.1086/587136. 2008
- Rosenberg, J. L., Wu, Yanling, Le Floc'h, Emeric, Charmandaris, Vassilis, Ashby, Matthew L. N., Houck, J. R., Salzer, J. J., and Willner, Steven P. 2008. "Dust Properties and Star Formation Rates in Star-Forming Dwarf Galaxies." The Astrophysical Journal, 674 814–830. 2008
- Magdis, G. E., Rigopoulou, D., Huang, Jau-Shyang, Fazio, Giovanni G., Willner, Steven P., and Ashby, Matthew L. N. 2008. "IRAC photometric analysis and the mid-IR photometric properties of Lyman-break galaxies." Monthly Notices of the Royal Astronomical Society, 386 11–21. https://doi.org/10.1111/j.1365-2966.2008.13020.x. 2008
- Ivison, R. J., Morrison, G. E., Biggs, A. D., Smail, Ian, Willner, Steven P., Gurwell, Mark A., Greve, T. R., Stevens, J. A., and Ashby, Matthew L. N. 2008. "Interferometric imaging of the high-redshift radio galaxy, 4C60.07: an SMA, Spitzer and VLA study reveals a binary AGN/starburst." Monthly Notices of the Royal Astronomical Society, 390 1117–1126. 2008
- Seymour, N., Ogle, P., de Breuck, C., Fazio, Giovanni G., Galametz, A., Haas, M., Lacy, M., Sajina, A., Stern, D., Willner, Steven P., and Vernet, J. 2008. "Mid-Infrared Spectra of High-Redshift (z > 2) Radio Galaxies." The Astrophysical Journal Letters, 681 L1–L4. https://doi.org/10.1086/590081. 2008
- Haas, Martin, Willner, Steven P., Heymann, Frank, Ashby, Matthew L. N., Fazio, Giovanni G., Wilkes, Belinda J., Chini, Rolf, and Siebenmorgen, Ralf. 2008. "Near- and Mid-Infrared Photometry of High-Redshift 3CR Sources." The Astrophysical Journal, 688 122–127. 2008
- Hora, Joseph L., Carey, Sean, Surace, Jason, Marengo, Massimo, Lowrance, Patrick, Glaccum, William J., Lacy, Mark, Reach, William T., Hoffmann, William F., Barmby, Pauline, Willner, Steven P., Fazio, Giovanni G., Megeath, S. Thomas, Allen, Lori E., Bhattacharya, Bidushi, and Quijada, Manuel. 2008. "Photometry using the Infrared Array Camera on the Spitzer Space Telescope." Publications of the Astronomical Society of the Pacific, 120 1233–1243. 2008
- Higdon, J. L., Higdon, S. J. U., Willner, Steven P., Brown, Michael J. I., Stern, D., Le Floc'h, E., and Eisenhardt, P. 2008. "Radio and Infrared Selected Optically Invisible Sources in the Botes NDWFS." The Astrophysical Journal, 688 885–904. 2008
- Croft, Steve, van Breugel, Wil, Brown, Michael J. I., de Vries, Wim, Dey, Arjun, Eisenhardt, Peter, Jannuzi, Buell, Röttgering, Huub, Stanford, S. A., Stern, Daniel, and Willner, Steven P. 2008. "Radio-Loud High-Redshift Protogalaxy Candidates in BOÖTES." The Astronomical Journal, 135 1793–1802. https://doi.org/10.1088/0004-6256/135/5/1793. 2008
- Gorjian, V., Brodwin, Mark, Kochanek, C. S., Murray, Stephen S., Stern, D., Brand, Kate, Eisenhardt, P. R., Ashby, Matthew L. N., Barmby, Pauline, Brown, Michael J. I., Dey, A., Forman, William R., Jannuzi, B. T., Jones, C., Kenter, A. T., Pahre, M. A., Shields, J. C., Werner, M. W., and Willner, Steven P. 2008. "The Mid-Infrared Properties of X-Ray Sources." The Astrophysical Journal, 679 1040–1046. 2008
- Symeonidis, M., Willner, Steven P., Rigopoulou, D., Huang, Jau-Shyang, Fazio, Giovanni G., and Jarvis, M. J. 2008. "The properties of 70 μm-selected high-redshift galaxies in the Extended Groth Strip." Monthly Notices of the Royal Astronomical Society, 385 1015–1028. https://doi.org/10.1111/j.1365-2966.2008.12899.x. 2008
- Georgakakis, A., Nandra, K., Yan, R., Willner, Steven P., Lotz, J. M., Pierce, C. M., Cooper, M. C., Laird, E. S., Koo, D. C., Barmby, Pauline, Newman, J. A., Primack, J. R., and Coil, A. L. 2008. "The role of AGN in the colour transformation of galaxies at redshifts z ~ 1." Monthly Notices of the Royal Astronomical Society, 385 2049–2060. https://doi.org/10.1111/j.1365-2966.2008.12962.x. 2008
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Conference Paper
- Maragkoudakis, A., Zezas, Andreas, Ashby, Matthew L. N., and Willner, Steven P. 2013. "Optical Spectroscopy for the Star Formation Reference Survey (SFRS)." from 11th Hellenic Astronomical Conference. 28–28. 2013
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