CV & Publications

 

Publications in refereed journals (1st-3rd AuthoR):

2017

Ngo, H., Knutson, H. A., Bryan, M., Blunt, S., Nielsen, E. L., Batygin, K., Bowler, B. P., Crepp, J. R., Hinkley, S., Howard, A. W., & Mawet, D. 2017, “No Difference in Orbital Parameters of RV-Detected Giant Planets Between 0.1-5 AU in Single Vs Multi-Stellar Systems,” ApJ submitted

De Wit, J., Lewis, N. K., Knutson, H. A., Fuller, J., Antoci, V., Fulton, B. J., Laughlin, G., Deming, D., Shporer, A., Batygin, K., Cowan, N. B., Agol, E., Burrows, A. S., Fortney, J. J., Langton, J., & Showman, A. P. 2017, “Planet-Induced Stellar Pulsations in HAT-P-2’s Eccentric System,” ApJ, 836, L17

Morley, C. V., Knutson, H. A., Line, M., Fortney, J. J., Marley, M. S., Teal, D., & Lupu, R. 2017, “Forward and Inverse Modeling of the Emission and Transmission Spectrum of GJ 436b: Investigating Metal Enrichment, Tidal Heating, and Clouds,” AJ 153, 86


2016

Bryan, M. L., Bowler, B. P., Knutson, H. A., Kraus, A. L., Hinkley, S., Mawet, D., Nielsen, E. L., & Blunt, S. C. 2016, “Searching for Scatterers: High-Contrast Imaging of Young Stars Hosting Wide-Separation Planetary-Mass Companions,” ApJ, 827, 2

Ngo, H., Knutson, H. A., Hinkley, S., Bryan, M., Crepp, J. R., Batygin, K., Crossfield, I., Hansen, B., Howard, A. W., Johnson, J. A., Mawet, D., Morton, T. D., Muirhead, P. S., & Wang, J. 2016, “Friends of Hot Jupiters. IV.  Stellar Companions Beyond 50 AU Might Facilitate Gas Giant Planet Formation, But Are Unlikely to Cause Kozai-Lidov Migration in Most Systems,” ApJ, 827, 1

Fischer, P. D., Knutson, H. A., Sing, D. K., Henry, G. W., Williamson, M. W., Fortney, J. J., Burrows, A. S., Kataria, T., Nikolov, N., Showman, A. P., Ballester, G. E., Desert, J.-M., Aigrain, S., Deming, D., Lecavelier des Etangs, A., & Vidal-Madjar, A. 2016, “HST Hot-Jupiter Transmission Spectral Survey: Clear Skies for Cool Saturn WASP-39b,” ApJ, 827, 19

Wong, I., Knutson, H. A., Kataria, T., Lewis, N. K., Burrows, A., Fortney, J. J., Schwartz, J., Shporer, A., Agol, E., Cowan, N. B., Deming, D., Desert, J.-M., Fulton, B. J., Howard, A. W., Langton, J., Laughlin, G., Showman, A. P., & Todorov, K. 2016, “3.6 and 4.5 m Phase Curves of the Highly-Irradiated Hot Jupiters WASP-19b and HAT-P-7b,” ApJ, 823, 122

Bryan, M. L., Knutson, H. A., Howard, A. W., Ngo, H., Batygin, K., Crepp, J. R., Fulton, B. J., Hinkley, S., Isaacson, H., Johnson, J. A., Marcy, G. W., & Wright, J. T. 2016, “Statistics of Long Period Gas Giant Planets in Known Planetary Systems,” ApJ, 821, 89


2015

Piskorz, D., Knutson, H. A., Ngo, H., Muirhead, P. S., Batygin, K., Crepp, J. R., Hinkley, S., & Morton, T. D. 2015, “Friends of Hot Jupiters.  III.  An Infrared Spectroscopic Search for Low-Mass Stellar Companions,” ApJ, 814, 148

Wong, I., Knutson, H. A., Lewis, N. K., Kataria, T., Burrows, A., Fortney, J. J., Schwartz, J., Agol, E., Cowan, N. B., Deming, D., Desert, J.-M., Fulton, B. J., Howard, A. W., Langton, J., Laughlin, G., Showman, A. P., Todorov, . 2015, “3.6 and 4.5 m Phase Curves of the Highly-Irradiated Eccentric Hot Jupiter WASP-14b,” ApJ, 811, 122

Kammer, J. A., Knutson, H. A., Line, M. R., Fortney, J. J., Deming, D., Burrows, A., Triaud, A. H. M. J., Agol, E., Cowan, N. B., Desert, J.-M., Howard, A. W., Langton, J., Laughlin, G. P., Lewis, N. K., Morley, C. V., Moses, J. I., Showman, A. P., Todorov, K. O. 2015, “Spitzer Secondary Eclipse Observations of Three Cool Gas Giant Planets and Empirical Trends in Cool Planet Emission Spectra,” ApJ, 810, 118

Deming, D., Knutson, H. A., Kammer, J., Fulton, B. J., Ingalls, J., Carey, S., Burrows, A., Fortney, J. J., Todorov, K., Agol, E., Cowan, N., Desert, J.-M., Fraine, J., Langton, J., Morley, C., & Showman, A. P. 2015, “Spitzer Secondary Eclipses of the Dense, Modestly-Irradiated Giant Exoplanet HAT-P-20b Using Pixel-Level Decorrelation,” ApJ 805, 132

Ngo, H., Knutson, H. A., Hinkley, S., Crepp, J. R., Bechter, E. B., Batygin, K., Howard, A. W., Johnson, J. A., Morton, T. D., & Muirhead, P. S. 2015, “Friends of Hot Jupiters II: No Correspondence Between Hot Jupiter Spin-Orbit Misalignment and the Incidence of Directly Imaged Stellar Companions,” ApJ 800, 138


2014

Wong, I., Knutson, H. A., Cowan, N. B., Lewis, N. K., Agol, E., Burrows, A., Deming, D., Fortney, J. J., Fulton, B. J., Langton, J., Laughlin, G., & Showman, A. P. 2014, “Constraints on the Atmospheric Circulation and Variability of the Eccentric Hot Jupiter XO-3b,” ApJ, 794, 134

Knutson, H. A., Dragomir, D., Kreidberg, L., Kempton, E. M.-R., McCullough, P. R., Fortney, J. J., Bean, J. L., Gillon, M., Homeier, D., & Howard, A. W. 2014, “Hubble Space Telescope Near-IR Transmission Spectroscopy of the Super-Earth HD 97658b,” ApJ, 794, 155

Zellem, R. T., Lewis, N. K., Knutson, H. A., Griffith, C. A., Showman, A. P., Fortney, J. J., Cowan, N. B., Agol, E., Burrows, A., Charbonneau, D., Deming, D., Laughlin, G., & Langton, J. 2014, “The 4.5 m Full-Orbit Phase Curve of the Hot Jupiter HD 209458b,” ApJ, 790, 53

Shporer, A., O’Rourke, J., Knutson, H. A., Szabo, G., Zhao, M., Burrows, A., Fortney, J., Agol, E., Cowan, N. B., Desert, J.-M., Lewis, N. A., Showman, A. P., & Todorov, K. O. 2014, “Atmospheric Characterization of the Hot Jupiter Kepler-13Ab,” ApJ, 788, 92

Knutson, H. A., Fulton, B. J., Montet, B. T., Kao, M., Ngo, H., Howard, A. W., Crepp, J. R., Hinkley, S., Bakos, G. A., Batygin, K., Johnson, J. A., Morton, T. D., & Muirhead, P. S. 2014, “Friends of Hot Jupiters I: A Radial Velocity Search for Massive, Long-Period Companions in Hot Jupiter Systems,” ApJ, 785, 126

Line, M. R., Knutson, H., Wolf, A., Yung, Y.  2014, “A Systematic Retrieval Analysis of Secondary Eclipse Spectra II: A Uniform Analysis of Eight Planets and Their C to O Ratios,” ApJ, 783, 70

Knutson, H. A., Benneke, B., Deming, D., & Homeier, D.  2014, “A featureless transmission spectrum for the Neptune-mass exoplanet GJ 436b,” Nature 505, 66

Kammer, J. A., Knutson, H. A., Howard, A. W., Laughlin, G. P., Deming, D., Todorov, K. O., Desert, J.-M., Agol, E., Burrows, A., Fortney, J. J., Showman, A. P., & Lewis, N. K.  2014, “A Spitzer Search for Transits of Radial Velocity Detected Super-Earths,” ApJ 781, 103

O’Rourke, J. G., Knutson, H. A., Zhao, M., Fortney, J. J., Burrows, A., Agol, E., Deming, D., Desert, J.-M., Howard, A. W., Lewis, N. K., Showman, A. P., & Todorov, K. O. 2014, “Warm Spitzer and Palomar Near-IR Secondary Eclipse Photometry of Two Hot Jupiters: WASP-48b and HAT-P-23b,” ApJ 781, 109


2013

Line, M. R., Knutson, H., Deming, D., Wilkins, A., & Desert, J.-M.  2013, “A Near-Infrared Transmission Spectrum for the Warm Saturn HAT-P-12b,” ApJ 778, 183

Baskin, N. J., Knutson, H. A., Burrows, A., Fortney, J. J., Lewis, N. K., Agol, E., Charbonneau, D., Cowan, N. B., Deming, D., Desert, J.-M., Langton, J., Laughlin, G., & Showman, A. P. 2013, “Secondary Eclipse Photometry of the Exoplanet WASP-5b with Warm Spitzer,” ApJ, 773, 124

Todorov, K. O., Deming, D., Knutson, H. A., Burrows, A., Sada, P. V., Cowan, N. B., Agol, E., Desert, J.-M., Fortney, J. J., Charbonneau, D., Laughlin, G., Langton, J., Showman, A. P., Lewis, N. K. 2013, “Warm Spitzer Photometry of Three Hot Jupiters: HAT-P-3b, HAT-P-4b, and HAT-P-12b,” ApJ, 770, 102

Lewis, N. K., Knutson, H. A., Showman, A. P., Fortney, J. J., Mighell, K. J., Agol, E., Burrows, A., Charbonneau, D., Cowan, N. B., Desert, J.-M., Langton, J., & Laughlin, G. 2013, “Orbital Phase Variations of the Eccentric Giant Planet HAT-P-2b at 3.6 and 4.5 Microns,”, ApJ, 766, 95


2012

Knutson, H. A., Lewis, N., Fortney, J. J., Burrows, A., Showman, A. P., Cowan, N. B., Agol, E., Aigrain, S., Charbonneau, D., Deming, D., Desert, J.-M., Henry, G. W., Langton, J., & Laughlin, G. 2012, “3.6 and 4.5 m Phase Curves and Evidence for Non-Equilibrium Chemistry in the Atmosphere of Extrasolar Planet HD 189733b,”, ApJ, 754, 22

Crossfield, I. J. M., Knutson, H. A., Fortney, J., Showman, A. P., Cowan, N. B., & Deming, D. 2012, “Spitzer/MIPS 24 m Observations of HD 209458b: 3 Eclipses, 2.5 Transits, and a Phase Curve Corrupted by Instrumental Sensitivity Variations,” ApJ, 752, 81


2011

Todorov, K. O., Deming, L. D., Knutson, H. A., Burrows, A., Sada, P. V., Agol, E., Desert, J.-M., Fortney, J. J., Charbonneau, D., Cowan, N. B., Laughlin, G., Langton, J., Showman, A. P., & Lewis, N. K. 2011, “Warm Spitzer Observations of Three Hot Exoplanets: XO-4b, HAT-P-6b, and HAT-P-8b,” ApJ, 746, 111

Knutson, H. A., Madhusudhan, N., Cowan, N. B., Christiansen, J. L., Agol, E., Deming, D., Desert, J.-M., Charbonneau, D., Henry, G. W., Homeier, D., Langton, J., Laughlin, G., Seager, S. 2011, “A Spitzer Transmission Spectrum for the Exoplanet GJ 436b, Evidence for Stellar Variability, and Constraints on Dayside Flux Variations,” ApJ, 735, 27

Beerer, I. M., Knutson, H. A., Burrows, A., Fortney, J. J., Agol, E., Charbonneau, D., Cowan, N. B., Deming, D., Desert, J.-M., Langton, J., Laughlin, G., Lewis, N. K., Showman, A. P. 2011, “Secondary Eclipse Photometry of WASP-4b with Warm Spitzer,” ApJ, 727, 23

Deming, D., Knutson, H. A., Agol, E., Desert, J.-M., Burrows, A., Fortney, J. J., Charbonneau, D., Cowan, N. B., Laughlin, G., Langton, J., Showman, A. P., Lewis, N. K., 2011, “Warm Spitzer Photometry of the Transiting Exoplanets CoRoT-1 and CoRoT-2 at Secondary Eclipse,” ApJ, 726, 95


2010

Knutson, H. A., Howard, A. W., & Isaacson, H. 2010, “A Correlation Between Stellar Activity and Hot Jupiter Emission Spectra,” ApJ, 720, 1569

Fressin, F., Knutson, H. A., Charbonneau, D., O’Donovan, F. T., Burrows, A., Deming, D., Mandushev, G., Spiegel, D. 2010, “The Broadband Infrared Emission Spectrum of the Exoplanet TrES-3,” ApJ, 711, 374

Agol, E., Cowan, N. B., Knutson, H. A., Deming, D., Steffen, J. H., Henry, G. W., Charbonneau, D. 2010, “The Climate of HD 189733b from Fourteen Transits and Eclipses Measured by Spitzer,” ApJ, 721, 1861


2009

Knutson, H. A., Charbonneau, D., Cowan, N. B., Fortney, J. J., Showman, A. P., Agol, E., & Henry, G. W. 2009, “The 8 m Phase Variation of the Hot Saturn HD 149026b,” ApJ, 703, 769

Knutson, H. A., Charbonneau, D., Burrows, A., O’Donovan, F. T., & Mandushev, G. 2009, ''Detection of a Temperature Inversion in the Broadband Infrared Emission Spectrum of TrES-4", ApJ, 691, 866

Pont, F., Gilliland, R. L., Knutson, H. A., Holman, M., & Charbonneau, D. 2009, “Transit Spectroscopy of the hot Neptune Around GJ 436 with the HST”, MNRAS, 393, L6

Knutson, H. A., Charbonneau, D., Cowan, N. B., Agol, E., Showman, A. P., Fortney, J. J., Henry, G. W., Everett, M. E., Allen, L. E. 2009, “Multi-Wavelength Constraints on the Day-Night Circulation Patterns of HD 189733b”, ApJ, 690, 822


2008

Charbonneau, D., Knutson, H. A., Barman, T., Allen, L. E., Mayor, M. S., Megeath, S. T., Queloz, D., & Udry, S. 2008, “The Broadband Infrared Emission Spectrum of the Exoplanet HD 189733b”, ApJ, 686, 1341

Pont, F., Knutson, H. A., Gilliland, R. L., Moutou, C., & Charbonneau, D. 2008, “Detection of an Atmospheric Haze on an Extrasolar Planet: The 0.55-1.05 m Transmission Spectrum of HD 189733b”, MNRAS, 385, 109

Knutson, H. A., Charbonneau, D., Allen, L. E., Burrows, A., & Megeath, S. T. 2008, “The 3.6-8.0 m Broadband Emission Spectrum of HD 209458b: Evidence for an Atmospheric Temperature Inversion”, ApJ, 673, 576


2007

Knutson, H. A., Charbonneau, D., Deming, D., & Richardson, L. J. 2007, “A Ground-Based Search for Thermal Emission from the Exoplanet TrES-1”, PASP, 119, 616

Knutson, H. A., Charbonneau, D., Allen, L. E., Fortney, J. J., Agol, E., Cowan, N. B., Showman, A. P., Cooper, C. S., & Megeath, S. T. 2007, “A Map of the Day-Night Contrast of the Extrasolar Planet HD 189733b”, Nature, 447, 183

Knutson, H. A., Charbonneau, D., Noyes, R. W., Brown, T. M., & Gilliland, R. L. 2007, “Using Stellar Limb-Darkening to Refine the Properties of HD 209458b,” ApJ, 655, 564


2006

Bakos, G. A., Knutson, H., Pont, F., Moutou, C., Charbonneau, D., Shporer, A., Bouchy, F., Everett, M., Hergenrother, C., Latham, D. W., Mayor, M., Mazeh, T., Noyes, R. W., Queloz, D., Pal, A., & Udry, S. 2006, “Refined Parameters of the Planet Orbiting HD 189733,” ApJ, 650, 1160

Curriculum vitae (cv.pdf)