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Christopher Michael Johns-Krull
Professor
Professor in Physics and Astronomy
 
e-mail:cmj@rice.edu
 
  • B.S. in Physics (1989) UT Austin
  • B.A. in Math (1989) UT Austin
  • M.A. in Astronomy (1991) UC Berkeley
  • Ph.D. in Astronomy (1994) UC Berkeley
 
Primary Department
   Department of Physics and Astronomy
Picture
 
Websites
 Personal Webpage
 Personal homepage
 
Research Areas
 Star formation and early stellar evolution. Solar and stellar magnetic activity. Extra-solar planets.
 
Teaching Areas
 introductory astronomy, advanced undergraduate and graduate stellar astrophysics, observational astronomy
 
Selected Publications
 Abstracts
 

Cauley, P.W. & Johns–Krull, C.M. "Using He I 10830 to Diagnose Mass Flows Around Herbig Ae/Be Stars." American Astronomical Society Meeting, 225 (2015) : 414.02.

 
 

Kowalski, A.F., Hawley, S.L., Johns–Krull, C.M., Schmidt, S.J., Brown, A., Wisniewski, J.P., Davenport, J.R.A., Farina, C., Pietro Gentile Fusillo, N., Xilouris, M., Mathioudakis, M., Osten, R.A., Holtzman, J.A., Phan–Bao, N., Valenti, J.A., & Walkowicz, L. "Time-Resolved Near-Ultraviolet Flare Spectra with the Hubble Space Telescope / Cosmic Origins Spectrograph." American Astronomical Society Meeting, 225 (2015) : 449.03.

 
 

Ardila, D.R., Herczeg, G., Johns–Krull, C. M., Mathieu, R.D., Vodniza, A., & Tofflemire, B.M. "Accretion as a function of Orbital Phase in Young Close Binaries." American Astronomical Society Meeting, 223 (2014) : 424.07.

 
 

Ciardi, D.R., Beichman, C.A., Carey, S.J., Crockett, C., Johns–Krull, C.M., Kane, S.R., McLane, J., Plavchan, P., Prato, L.A., Stauffer, J.R., van Belle, G., Van Eyken, J. C., & von Braun, K. "Observations of the Pre-Main Sequence Exoplanet Candidate PTFO 8-8695." American Astronomical Society Meeting, 223 (2014) : 430.03.

 
 

Kimock, B., Hamilton, C. M., James, D., & Johns–Krull, C. M. "Rotational Velocities of PMS Stars In NGC2362." American Astronomical Society Meeting, 223 (2014) : 442.07.

 
 

Johns-Krull, Christopher M., Chen, W., Valenti, J. A., Jeffers, S. V., Piskunov, N. E., Kochukhov, O., Makaganiuk, V., Stempels, H. C., Snik, F., Keller, C., & Rodenhuis, M. "HARPS Spectropolarimetry of the Classical T Tauri Stars GQ Lup and TW Hya." American Astronomical Society Meeting Abstracts, 221: 256.14.

 
 

Ardila, David R., Herczeg, G., Gregory, S. G., Ingleby, L., France, K., Brown, A., Edwards, S., Linsky, J., Yang, H., Valenti, J. A., Johns-Krull, C. M., Alexander, R., Bergin, E. A., Bethell, T., Brown, J., Calvet, N., Espaillat, C., Hervé, A., Hillenbrand, L., Hussain, G., Roueff, E., Schindhelm, E., Walter, F. M. "Hot Gas Flows in T Tauri Stars." Bulletin of the American Astronomical Society, 221 (2013) : 117.04.

 
 

Cauley, Paul W., Hartigan, P. M., Johns-Krull, C. M. "Unveiling and Dereddening Classical T Tauri Stars Using Simultaneous UV and Optical Spectra." Bulletin of the American Astronomical Society, 221 (2013) : 256.21.

 
 

Crockett, Christopher, Mahmud, N., Prato, L. A., Johns-Krull, C. M., Jaffe, D. T., Hartigan, P. M., Beichman, C. A. "Giant Planet Companions to T Tauri Stars." Bulletin of the American Astronomical Society, 221 (2013) : 149.02.

 
 

Crockett, Christopher, Mahmud, N., Prato, L., Johns-Krull, C., Jaffe, D. T., Hartigan, P., Beichman, C. A. "Giant Planet Companions to T Tauri Stars." Bulletin of the American Astronomical Society, 219 (2012) : 228.04.

 
 

Johns-Krull, Christopher M., Benedict, G. F., Mahmud, N., McArthur, B., McCullough, P., Valenti, J. A. "Hst Parallax Of XO-3 And Implications For The Structure Of Its Hot Jupiter." Bulletin of the American Astronomical Society, 219 (2012) : 245.17.

 
 

Johns-Krull, Christopher M., Chen, W., Valenti, J. A., Jeffers, S. V., Piskunov, N. E., Kochukhov, O., Makaganiuk, V., Stempels, H. C., Snik, F., Keller, C., Rodenhuis, M. "HARPS Spectropolarimetry of the Classical T Tauri Stars GQ Lup and TW Hya." Bulletin of the American Astronomical Society, 221 (2013) : 256.14.

 
 
Crockett, C., Mahmud, N., Prato, L., et al. 2011, "Searching For The Youngest Planets With CSHELL," Bulletin of the American Astronomical Society, 43, 253.13 
 
 
DeRoo, C., Prato, L., Skiff, B., et al. 2011, "Determining Rotational Periods with Relative Photometry: V836 Tauri & BP Tauri," Bulletin of the American Astronomical Society, 43, #343.01 

 
 
Mahmud, N., Crockett, C., Johns-Krull, C., et al. 2011, "Brown Dwarfs and Giant Planets Around Young Stars," Bulletin of the American Astronomical Society, 43, #253.14 
 
 
Sokol, J., Herbst, W., Emery, J.P., et al. 2011, "Near-infrared Spectroscopy of KH 15D," Bulletin of the American Astronomical Society, 
43, \#340.01
 
 
Brown, A., et al. 2010, Bulletin of the American Astronomical Society, 42, 684
 
 
Crockett, C., Mahmud, N., Prato, L., Johns-Krull, C. M., Jaffe, D. T., & Hartigan, P. 2010, Bulletin of the American Astronomical Society, 42, 286
 
 
Herbst, W., LeDuc, K., Hamilton, C. M., Winn, J. N., Ibraghimov, M., Mundt, R., & Johns-Krull, C. M. 2010, American Astronomical Society Meeting Abstracts, 216, #422.03
 
 
Johns-Krull, C. M., & Valenti, J. A. 2010, Highlights of Astronomy, 15, 524
 
 

Burke, C.J. et al. "XO-2b: A Transiting Hot Jupiter in a Metal-rich Common Proper Motion Binary." , 210 (2007) : 33.02.

 
 

Huerta, M., Hartigan, P., Prato, L., Johns-Krull, C.M., Jaffe, D. "A Search for Low Mass Companions and a New Determination of Effective Temperature for T-Tauri Stars." , 210 (2007) : 36.04.

 
 

Jekielek, K., Hamilton, C.M., Johns-Krull, C.M. "Fast Rotators in NGC 2362." , 210 (2007) : 16.08.

 
 

Johns-Krull, C.M. et al. "The Unusual Transiting Extra-Solar Planet Orbiting XO-3." , 210 (2007) : 96.05.

 
 

Johns-Krull, C.M., Greene, T.P., Doppmann, G., Covey, K.R. "The Magnetic Field of the Class I Protostar WL 17." , 210 (2007) : 62.17.

 
 

Lockhart, K., Johns-Krull, C.M., Stassun, K.G., Mack, C. "Accretion of Classical T Tauri Stars in the Orion Nebula and NGC 2264." , 210 (2007) : 87.03.

 
 

Walkowicz, L., Johns-Krull, C.M., Hawley, S.L. "Characterizing The Near-UV Environment Of M Dwarfs." , 210 (2007) : 17.05.

 
 

Yang, H., Johns-Krull, C.M. "The Magnetic Fields on T Tauri Stars in the Orion Nebula Cluster." , 210 (2007) : 62.19.

 
 Refereed articles
 

Ardila, D.R., Johns–Krull, C.M., Herczeg, G.J., Mathieu, R., & Quijano–Vodniza, A. "Magnetospheric Accretion in Close Pre-Main-Sequence Binaries." The Astrophysical Journal (2015) In Press

 
 

Arulanantham, N.A., Herbst, W., Cody, A.M., Stauffer, J.R., Rebull, L.M., Agol, E., Windemuth, D., Marengo, M., Winn, J.N., Hamilton, C.M., Mundt, R., Johns–Krull, C.M., & Gutermuth, R.A. "Seeing Through the Ring: Near-Infrared Photometry of V582 Mon (KH 15D)." The Astronomical Journal (2015) In Press

 
 

Cauley, P.W. & Johns–Krull, C.M. "Investigating the Origin of Hot Gas Lines in Herbig Ae/Be Stars." The Astrophysical Journal (2015) Submitted

 
 

Cauley, P.W. & Johns–Krull, C.M. "Optical Mass Flow Diagnostics in Herbig Ae/Be Stars." The Astrophysical Journal, 810 (2015) : 5.

 
 

Ciardi, D.R., van Eyken, J.C., Barnes, J.W., Beichman, C.A., Carey, S.J., Crockett, C.J., Eastman, J., Johns–Krull, C.M., Howell, S.B., Kane, S.R., McLane, J., Plavchan, P., Prato, L., Stauffer, J., van Belle, G.T., & von Braun, K. "Confirmation of the Orbital Precession and the Planetary Status of PTFO 8-8695b: A Jupiter-Mass Planet Orbiting a 3 Myr Old T-Tauri Star." The Astrophysical Journal, 809 (2015) : 42.

 
 

Johns–Krull, C.M., McLane, J.N., Prato, L., Crockett, C.J., Jaffe, D.T., Hartigan, P.M., Beichman, C.A., Mahmud, N.I., Chen, W., Skiff, B.A., Cauley, P.W., Jones, J.A., & Mace, G.N. "A Search for A Young Massive Planet in Orbit Around the T Tauri Star CI Tau." The Astrophysical Journal (2015) In Revision

 
 

Johns–Krull, C.M., Prato, L., McLane, J., Ciardi, D.R., van Eyken, J.C., Chen, W., Stauffer, J.R., Beichman, C.A., Frazier, S.A., Boden, A.F., Morales–Calderon, M., & Rebull, L. "H-alpha Variability in PTFO8-8695 and the Possible Direct Detection of Emission from a 2 Million Year Old Evaporating Hot Jupiter." The Astrophysical Journal (2015) In Revision

 
 

Kochukhov, O., Rusomarov, N., Valenti, J. A., Stempels, H. C., Snik, F., Rodenhuis, M., Piskunov, N., Makaganiuk, V., Keller, C. U., Johns-Krull, C. M. "Magnetic field topology and chemical spot distributions in the extreme Ap star HD 75049." Astronomy & Astrophysics, 574 (2015) : 79.

 
 

Cauley, P.W. & Johns–Krull, C.M. "Diagnosing Mass Flows Around Herbig Ae/Be Stars Using the He I 10830 Line." The Astrophysical Journal, 797 (2014) : 112.

 
 

McArthur, B.E., Benedict, G.F., Henry, G.W., Hatzes, A., Cochran, W.D., Harrison, T.E., Johns–Krull, C., & Nelan, E. "Astrometry, Radial Velocity and Photometry: The HD 128311 System Remixed with Data from HST, HET, and T12 APT." The Astrophysical Journal, 795 (2014) : 41.

 
 

Ardila, David R., Herczeg, Gregory J., Gregory, Scott G., Ingleby, Laura, France, Kevin, Brown, Alexander, Edwards, Suzan, Johns-Krull, Christopher, Linsky, Jeffrey L., Yang, Hao, Valenti, Jeff A., Abgrall, Hervé, Alexander, Richard D., Bergin, Edwin, Bethell, Thomas, Brown, Joanna M., Calvet, Nuria, Espaillat, Catherine, Hillenbrand, Lynne A., Hussain, Gaitee, Roueff, Evelyne, Schindhelm, Eric R., & Walter, Frederick M. "Hot Gas Lines in T Tauri Stars." The Astrophysical Journal Supplement Series, 207: 1.

 
 

Chen, Wei, & Johns-Krull, Christopher M. "Spectropolarimetry of the Classical T Tauri Star BP Tau." The Astrophysical Journal, 776: 113.

 
 

Johns-Krull, Christopher M., Chen, Wei, Valenti, Jeff A., Jeffers, Sandra V., Piskunov, Nikolai E., Kochukhov, Oleg, Makaganiuk, V., Stempels, H. C., Snik, Frans, Keller, Christoph, & Rodenhuis, M. "Magnetically Controlled Accretion on the Classical T Tauri Stars GQ Lupi and TW Hydrae." The Astrophysical Journal, 765: 11.

 
 

Kochukhov, O., Makaganiuk, V., Piskunov, N., Jeffers, S. V., Johns-Krull, C. M., Keller, C. U., Rodenhuis, M., Snik, F., Stempels, H. C., & Valenti, J. A. "Are there tangled magnetic fields on HgMn stars?." Astronomy & Astrophysics, 554: 61.

 
 

Rusomarov, N., Kochukhov, O., Piskunov, N., Jeffers, S. V., Johns-Krull, C. M., Keller, C. U., Makaganiuk, V., Rodenhuis, M., Snik, F., Stempels, H. C., & Valenti, J. A. "Three-dimensional magnetic and abundance mapping of the cool Ap star HD 24712 . I. Spectropolarimetric observations in all four Stokes parameters." Astronomy & Astrophysics, 558: 8.

 
 

Cauley, P. Wilson, Johns-Krull, Christopher M., Hamilton, Catrina M., Lockhart, Kelly "Testing Disk-locking in NGC 2264." The Astrophysical Journal, 756 (2012) : 68.

 
 

Crockett, Christopher J., Mahmud, Naved I., Prato, L., Johns-Krull, Christopher M., Jaffe, Daniel T., Hartigan, Patrick M., Beichman, Charles A. "A Search for Giant Planet Companions to T Tauri Stars." The Astrophysical Journal, 761 (2012) : 164.

 
 

Hamilton, Catrina M., Johns-Krull, Christopher M., Mundt, Reinhard, Herbst, William, Winn, Joshua N. "Complex Variability of the Hα Emission Line Profile of the T Tauri Binary System KH 15D: The Influence of Orbital Phase, Occultation by the Circumbinary Disk, and Accretion Phenomena." The Astrophysical Journal, 751 (2012) : 147.

 
 

Johns-Krull, C. M., Chen, W., Valenti, J. A., Jeffers, S. V., Piskunov, N. E., Kuchukhov, O., Makaganiuk, V., Stempels, H. C., Snik, F., Keller, C., Rodenhuis, M. "Magnetically Controlled Accretion on the Classical T Tauri Stars GQ Lupi and TW Hydrae." The Astrophysical JournalIn Press

 
 

Makaganiuk, V., Kochukhov, O., Piskunov, N., Jeffers, S. V., Johns-Krull, C. M., Keller, C. U., Rodenhuis, M., Snik, F., Stempels, H. C., Valenti, J. A. "Magnetism, chemical spots, and stratification in the HgMn star ϕ Phoenicis." Astronomy & Astrophysics, 539 (2012) : 142.

 
 

Yang, Hao, Herczeg, Gregory J., Linsky, Jeffrey L., Brown, Alexander, Johns-Krull, Christopher M., Ingleby, Laura, Calvet, Nuria, Bergin, Edwin, Valenti, Jeff A. "A Far-ultraviolet Atlas of Low-resolution Hubble Space Telescope Spectra of T Tauri Stars." The Astrophysical Journal, 744 (2012) : 121.

 
 
France, K., Schindhelm, E., Burgh, E.B., et al. 2011, "The Far-ultraviolet "Continuum" in Protoplanetary Disk Systems. II. Carbon Monoxide Fourth Positive Emission and Absorption," ApJ, 734, 31
 
 
Kochukhov, O., Makaganiuk, V., Piskunov, N., et al.\ 2011, "No magnetic field in the spotted HgMn star μ Leporis," A&A, 534, L13
 
 
Mahmud, N.I., Crockett, C.J., Johns-Krull, C.M., et al. 2011, "Starspot-induced Optical and Infrared Radial Velocity Variability in T Tauri Star Hubble I 4," ApJ, 736, 123 
 
 
Yang, H., Herczeg, G.~J., Linsky, J.~L., et al. 2012, "A Far-ultraviolet Atlas of Low-resolution Hubble Space Telescope Spectra of T Tauri Stars," ApJ, in press
 
 
Makaganiuk, V., Kochukhov, O., Piskunov, N., et al. 2011, "Chemical spots in the absence of magnetic field in the binary HgMn star 66 Eridani," A&A, 529, A160 
 
 
Piskunov, N., Snik, F., Dolgopolov, A., et al. 2011, "HARPSpol — The New Polarimetric Mode for HARPS," The Messenger, 143, 7
 
 
Ingleby, L., Calvet, N., Bergin, E., et al. 2011, "Near-ultraviolet Excess in Slowly Accreting T Tauri Stars: Limits Imposed by Chromospheric Emission," ApJ, 743, 105
 
 
Makaganiuk, V., Kochukhov, O., Piskunov, N., et al. 2011, "Magnetism, chemical spots, and stratification in the HgMn star phi Phoenicis," arXiv:1111.6065 
 
 

Chen, W. and Johns-Krull, C.M. 2012, "Spectropolarimetry of the Classical T Tauri Star BP Tauri," ApJ, submitted

 
 
Crockett, C.J., Mahmud, N.I., Prato, L., et al. 2011, "Precision Radial Velocities with CSHELL," ApJ, 735, 78
 
 

Hamilton, C.M., Johns-Krull, C.M., Mundt, R., et.al. 2012, "Complex Variability of the Hα Emission Line Profile of the T Tauri Binary System KH 15D: The Influence of Orbital Phase, Occultation by the Circumbinary Disk, and Accretion Phenomenae," ApJ, submitted

 
 
Kochukhov, O., Makaganiuk, V., Piskunov, N., et al. 2011, "First Detection of Linear Polarization in the Line Profiles of Active Cool Stars," ApJL, 732, L19
 
 
Makaganiuk, V., Kochukhov, O., Piskunov, N., et al. 2011, "The search for magnetic fields in mercury-manganese stars," A&A, 525, A97
 
 
Yang, H., & Johns-Krull, C.M. 2011, "Magnetic Field Measurements of T Tauri Stars in the Orion Nebula Cluster," ApJ, 729, 83 
 
 
Machalek, P., Greene, T., McCullough, P. R., Burrows, A., Burke, C. J., Hora, J. L., Johns-Krull, C. M., & Deming, D. L. 2010, ApJ, 711, 111 
 
 
Burke, C. J., et al. 2010, ApJ, 719, 1796 
 
 

Crockett, C., Mahmud, N., Prato, L., Johns-Krull, C. M., Jaffe, D., & Beichman, C. 2011, ApJ, submitted

 
 
Herbst, W., LeDuc, K., Hamilton, C. M., Winn, J. N., Ibrahimov, M., Mundt, R., & Johns-Krull, C. M. 2010, AJ, 140, 2025 
 
 
Lawler, S. M., Herbst, W., Redfield, S., Hamilton, C. M., Johns-Krull, C. M., Winn, J. N., 
Johnson, J. A., & Mundt, R. 2010, ApJ, 711, 1297
 
 

Magaganiuk, V. et al. 2011, A&A, submitted

 
 
Makaganiuk, V., et al. 2011, A&A, in press.
 
 
Mundt, R., Hamilton, C. M., Herbst, W., Johns-Krull, C. M., & Winn, J. N. 2010, ApJ Letters, 708, L5
 
 

Yang, H. & Johns-Krull, C. M. 2011, ApJ, in press

 
 

Johns–Krull, C.M., Greene, T.P., Doppmann, G.W., and Covey, K.R. 2009 “First Detection of a Magnetic Field on a Class I Protostar” in, Astrophys. J., 700, 1440.

 
 

Lawler, S.M., Herbst, W., Redfield, S., Hamilton, C.M., Johns–Krull, C.M., Winn, J.N., Johnson, J.A., and Mundt, R. 2010 “Gas Absorption in the KH 15D System: Further Evidence for Dust Settling in the Circumbinary Disk” in, Astrophys. J., submitted.

 
 

Machalek, P., Greene, T., McCullough, P.R., Burrows, A., Burke, C.J., Hora, J.L., Johns–Krull, C.M., and Deming, D.L. 2010 “Thermal Emission and Tidal Heating of the Heavy and Eccentric Planet XO-3b” in, Astrophys. J., in press.

 
 

Machalek, P., McCullough, P.R., Burrows, A., Burke, C.J., Hora, J.L., and Johns– Krull, C.M. 2009 “Detection of Thermal Emission of XO-2b: Evidence for a Weak Temperature Inversion” in, Astrophys. J., 701, p. 514.

 
 

Mundt, R., Hamilton, C.M., Herbst, W., Johns–Krull, C.M., and Winn, J.N. 2010 “Bipolar Jets Produced by a Spectroscopic Binary” in, Astrophys. J. Lett., 708, L5.

 
 

Phan-Bao, N., Lim, J., Donati, J.-F., Johns–Krull, C.M., and Martin, E.L. 2009, “Magnetic Field Topology in Low-Mass Stars: Spectropolarimetric Observations of M Dwarfs” in, Astrophys. J., 704, p. 1721.

 
 

Prato, L., Lockhart, K.E., Johns–Krull, C.M., and Rayner, J.T. 2009 “Stellar and Circumstellar Properties of Class I Prototstars” in, Astronom. J., 137, 3931.

 
 

Berger, E. et al. "Simultaneous Multi-Wavelength Observations of Magnetic Activity in Ultracool Dwarfs. I. The Complex Behavior of the M8.5 Dwarf TVLM513-46546." The Astrophysical Journal (2008) : 1080-1087.

 
 

Berger, E. et al. "Simultaneous Multi-Wavelength Observations of Magnetic Activity in Ultracool Dwarfs. II. Mixed Trends in VB10 and LSR1835+32 and the Possible Role of Rotation." The Astrophysical Journal (2008) : 1307-1318.

 
 

Burke, C.J. et al. "XO-5b: A Transiting Jupiter-sized Planet with a Four Day Period." The Astrophysical Journal, 686 (2008) : 1331-1340.

 
 

Herbst, W., Hamilton, C.M., LeDuc, K., Winn, J.E., Johns-Krull, C.M., Mundt, R., & Ibrahimov, M. "Reflected Light from Sand Grains in the Terrestrial Zone of a Protoplanetary Disk." Nature, 452 (2008) : 194-197.

 
 

Huerta, M., Johns-Krull, C.M., Prato, L., Hartigan, P., Jaffe, D.T. "Star Spot Induced Radial Velocity Variability in LkCa 19." The Astrophysical Journal (2008) : 472-482.

 
 

Johns-Krull, C.M. et al. "XO-3b: A Massive Planet in an Eccentric Orbit Transiting an F5V Star." The Astrophysical Journal (2008) : 657-670.

 
 

Johns-Krull, C.M., Greene, T.P., Doppmann, G.W., & Covey, K.R. "First Detection of a Magnetic Field on a Class I Protostar." The Astrophysical Journal (2008) Submitted

 
 

McCullough, P.R. et al. "XO-4b: An Extrasolar Planet Transiting an F5V Star." The Astrophysical Journal (2008) In Press

 
 

Prato, L., Huerta, M., Johns-Krull, C.M., Mahmud, N., Jaffe, D.T., & Hartigan, P. "A Young Planet Search in Visible and IR Light: DN Tau, V836 Tau, and V827 Tau." The Astrophysical Journal, 687 (2008) : L103-L106.

 
 

Prato, L., Lockhart, K.E., Johns-Krull, C.M., & Rayner, J.T. "Stellar and Circumstellar Properties of Class I Protostars." The Astronomical Journal (2008) Submitted

 
 

Walkowicz, L., Johns-Krull, C.M., Hawley, S.L. "Characterizing the Near-UV Environment of M Dwarfs." The Astrophysical Journal (2008) : 593-606.

 
 

Winn, J.N. et al. "The Transit Light Curve Project. IX. Evidence for a Smaller Radius of the Exoplanet XO-3b." The Astrophysical Journal, 683 (2008) : 1076-1084.

 
 

Yang, H., Johns-Krull, C.M., & Valenti, J.A. "Magnetic Properties of Young Stars in the TW Hydrae Association." The Astronomical Journal, 136: 2286-2294.

 
 

Burke, C.J. et al. "XO-2b: Transiting Hot Jupiter in a Metal-rich Common Proper Motion Binary." The Astrophysical Journal, 671 (2007) : 2115-2128.

 
 

Johns-Krull, C.M. "The Magnetic Fields of Classical T Tauri Stars." The Astrophysical Journal, 664 (2007) : 975-985.

 
 

Johns-Krull, C.M. & Herczeg, G.J. "How Hot is the Wind from TW Hydrae?." The Astrophysical Journal, 655 (2007) : 345-350.

 
 

Yang, H., Johns-Krull, C.M., Valenti, J.A. "Spectropolarimetry of the Classical T Tauri Star TW Hydrae." The Astronomical Journal, 133 (2007) : 73-80.

 
 

Bean, J.L., Sneden, C., Hauschildt, P.H., Johns-Krull, C.M., & Benedict, G.F. "Accurate M Dwarf Metallicities from Spectral Synthesis: A Critical Test of Model Atmospheres." The Astrophysical Journal, 652 (2006, December) : 1604-1616.

 
 

Brown, J.C., Emslie, A.G., Holman, G.D., Johns-Krull, C.M., Kontar, E.P., Lin, R.P., Massone, A.M., and Piana, M. "Evaluation of Algorithms for Reconstructing Electron Spectra from their Bremsstrahlung Hard X-ray Spectra." The Astrophysical Journal, 643 (2006, May) : 523-531.

 
 

Daou, A.G., Johns-Krull, C.M., and Valenti, J.A. "Spectropolarimetry of the Classical T Tauri Star T Tauri." The Astronomical Journal, 131 (2006, January) : 520-526.

 
 

Herczeg, G.J., Linsky, J.L., Walter, F.M., Gahm, G.F., & Johns-Krull, C.M. "The Origins of Fluorescent H2 Emission From T Tauri Stars." The Astrophysical Journal Supplement Series, 165 (2006, July) : 256-282.

 
 

McCullough, P.R., Stys, J.E., Valenti, J.A., Johns-Krull, C.M., Janes, K.A., Heasley, J.N., Bye, B.A., Dodd, C., Fleming, S.W., Pinnick, A., Bissinger, R., Gary, B.L., Howell, P.J., & Vanmunster, T. "A Transiting Planet of a Sun-like Star." The Astrophysical Journal, 648 (2006, Spetember) : 1228-1238.

 
 

Osten, R.A., Hawley, S.L., Allred, J., Johns-Krull, C.M., Brown, A., & Harper, G.M. "From Radio to X-Ray: The Quiescent Atmosphere of the dMe Flare Star EV Lacertae." The Astrophysical Journal, 647 (2006, August) : 1349-1374.

 
 

Berger, E. et al. "The Magnetic Properties of an L Dwarf Derived from Simultaneous Radio, X-Ray, and Halpha Observations." The Astrophysical Journal, 627 (2005) : 960-973.

 
 

Garcia-Alvarez, D., Johns-Krull, C.M., Doyle, J.G., Ugarte-Urra, I., Madjarska, M.S., and Butler, C. J. "Optical and EUV Observations of Solar Flare Kernels." Astronomy & Astrophysics, 444 (2005) : 593-603.

 
 

Herczeg, G.J. et al. "The Loopy Ultraviolet Line Profiles of RU Lupi: Accretion, Outflows, and Fluorescence." The Astronomical Journal, 129 (2005) : 2777-2791.

 
 

Johns-Krull, C. M., Valenti, J. A., and Saar, S. H. "Testing the Reality of Strong Magnetic Fields on T Tauri Stars: The Naked T Tauri Star Hubble 4." The Astrophysical Journal, 617 (2004) : 1204-1215.

 
 

Osten, R. A., Hawley, S. L., Allred, J. C., Johns--Krull, C. M., and Roark, C. "From Radio to X-ray: Flares on the dMe Flare Star EV Lacertae." The Astrophysical Journal, 621 (2005) : 398-416.

 
 

Yang, H., Johns-Krull, C.M., and Valenti, J.A. "Measuring the Magnetic Field of the Classical T Tauri Star TW Hydrae." The Astrophysical Journal, 635 (2005) : 635.

 
 Articles
 

Johns-Krull, C.M. "Astrophysics: Secret ingredient exposed." Nature, 514 (2014) : 571.

 
 

Johns–Krull, C.M. 2009, “Astrophysics: Magnetic bond” in, Nature, 457, 158

 
 

Bercik, D. J., Fisher, G. H., Johns--Krull, C. M., and Abbett, W. P. "Turbulent Dynamos and the Minimum X-Ray Flux in Main Sequence Stars." The Astrophysical Journal, 631 (2005) : 529-539.

 
 Book chapters
 

Bouvier, J., Alencar, S.H.P., Harries, T.J., Johns-Krull, C.M., & Romanova, M.M. "Magnetospheric Accretion in Classical T Tauri Stars." Protostars and Planets V (2007) : 479-494.

 
 Refereed conference papers
 

Johns–Krull, C.M. & Cauley, P.W. "Observational Tests of Magnetospheric Accretion Models in Young Stars." European Physical Journal Web of Conferences, 64 (2014) : 8003.

 
 Conference papers
 

van Eyken, J. C., Ciardi, D. R., Barnes, J. W., Brown, T. M., Dragomir, D., Eastman, J., Beichman, C. A., Belle, G. v., Braun, K. v., Carey, S., Crockett, C., Fortney, J. J., Howell, S. B., Jackson, B. K., Johns–Krull, C., Kane, S. R., Lister, T., Mazin, B., McLane, J., Plavchan, P., Prato, L., Shporer, A., Stauffer, J. R. "PTFO 8-8695b: An Extremely Young T-Tauri-Transiting Planet." Search for Life Beyond the Solar System. Exoplanets, Biosignatures & Instruments (2014) : 57.

 
 

Chen, Wei, Johns-Krull, Christopher "Spectropolarimetry of the classical T Tauri star BP Tauri." AIP Conference Proceedings, 1429 (2012) : 39.

 
 

Hartigan, Patrick, Johns-Krull, Christopher M., Scowen, Paul "Inferring Rotation Periods of Young Stars from Synoptic Observations." Proceedings of the International Astronomical Union, IAU Symposium, 285 (2012) : 327.

 
 

Johns-Krull, C. M., Valenti, J. A., Jeffers, S. V., Piskunov, N. E., Kochukhov, O., Keller, C., Snik, F., Rodenhuis, M., Makaganiuk, V., Stempels, H. "HARPS spectropolarimetry of classical T Tauri stars." AIP Conference Proceedings, 1429 (2012) : 43.

 
 
Makaganiuk, V., Kochukhov, O., Piskunov, N., et al. 2011, "The search for magnetic fields in mercury-manganese stars," IAU Symposium, 272, 202
 
 
Snik, F., Kochukhov, O., Piskunov, N., et al. 2011, "The HARPS Polarimeter," Solar Polarization 6, 437, 237 
 
 

Chen, W., & Johns-Krull, C.M. 2011, "Magnetic Field Measurements of the Classical T Tauri Star BP Tauri," ASP Conf. Series, 448, 285

 
 

Crockett, C.J., Mahmud, N, Prato, L., et.al. 2011, "Finding the Youngest Planets," ASP Conf. Series, 448, 53

 
 

Kochukhov, O., Snik, F., Piskunov, N., et. al. 2011, "New Insights into Stellar Magnetism from the Spectropolarimetry in All Four Stokes Parameters," ASP Conf. Series, 448, 245

 
 
Snik, F., et al. 2010, arXiv:1010.0397 

 
 

Ardila, D.R. & Johns–Krull, C.M. 2009, “A Consistent Model of the Accretion Shock Region in Classical T Tauri Stars” in, 15th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, AIP Conf. Series, 1094, 309.

 
 

Hamilton, C. M., Johns-Krull, C. M., Mundt, R., Herbst, W., & Winn, J. N. 2009, “Probing the size of a magnetosphere of a young solar-like star” in, Cosmic Magnetic Fields: From Planets, to Stars and Galaxies, IAUS, 259, 413.

 
 

Hamilton, C.M., Cressotti, F.J., & Johns–Krull, C.M. 2009, “Rotation in NGC 2362: Examining the Role of Disk-Locking at 5 Myr” in, 15th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, AIP Conf. Series, 1094, 361.

 
 

Johns–Krull, C.M. 2009, “Hot Inner Winds From T Tauri Stars” in, Protostellar Jets in Context, T. Ray, K. Tsinganos, and M. Stute (eds.), (Springer: Heidelberg), p. 33.

 
 

Johns–Krull, C. M. 2009, “Measuring T Tauri Star Magnetic Fields” in, Cosmic Magnetic Fields: From Planets, to Stars and Galaxies, IAUS 259, 345.

 
 

Johns–Krull, C.M. 2009, “Observations of Magnetic Fields on Late-Type Stars and Brown Dwarfs” in, 5th Solar Polarization Workshop, ASP Conf. Series, 405, 485.

 
 

Yang, H. & Johns–Krull, C.M. 2009, “Magnetic Fields of the T Tauri Stars in the Orion Nebula Cluster” in, 15th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, AIP Conf. Series, 1094, 736.

 
 

Johns-Krull, C.M. "Photospheric Magnetic Field Measurements on Late-Type Stars and Brown Dwarfs." ASP Conference Series, 384 (2008) : 145-154.

 
 

Prato, L., Huerta, M., Johns-Krull, C.M., Hartigan, P., & Jaffe, D.T. "Surveying the Youngest Stars for the Youngest Substellar Companions." ASP Conference Series, 398 (2008) : 349.

 
 

Snik, F., Jeffers, S., Keller, C., Piskunov, N., Kochukhov, O., Valenti, J., & Johns-Krull, C. "The upgrade of HARPS to a full-Stokes high-resolution spectropolarimeter." Proceedings of the SPIE, Volume 7014, 7014 (2008) : 70140O-70140O-10.

 
 

Daou, A., Johns-Krull,C. M., and Valenti, J. A. "Spectropolarimetry of the Classical T Tauri Star T Tau." Proceedings of the 13th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, 560 (2005) : 499-502.

 
 

Johns-Krull, C. M. and Anderson, J. A. "A New Parallax Measurement for the Pleiades Star Cluster." Proceedings of the 13th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, 560 (2005) : 683-687.

 
 

Johns-Krull, C. M. and Valenti, J. A. "Magnetic Field Measurements for Cool Stars." Proceedings of the 13th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, 560 (2005) : 261-270.

 
 

Yang, H., Johns-Krull, C. M., and Valenti, J. A. "Measuring the Magnetic Field on the Classical T Tauri Star TW Hydrae." Proceedings of the 13th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, 560 (2005) : 1043-1046.

 
 Other
 

France, Kevin, Beasley, Matthew, Ardila, David R., Bergin, Edwin A., Brown, Alexander, Burgh, Eric B., Calvet, Nuria, Chiang, Eugene, Cook, Timothy A., Désert, Jean-Michel, Ebbets, Dennis, Froning, Cynthia S., Green, James C., Hillenbrand, Lynne A., Johns-Krull, Christopher M., Koskinen, Tommi T., Linsky, Jeffrey L., Redfield, Seth, Roberge, Aki, Schindhelm, Eric R., Scowen, Paul A., Stapelfeldt, Karl R., Tumlinson, Jason "From Protoplanetary Disks to Extrasolar Planets: Understanding the Life Cycle of Circumstellar Gas with Ultraviolet Spectroscopy."  (2012)

 
Presentations
 Conference Committee Member
 

Co-Author and PhD Thesis Advisor.  "The Magnetic Fields on T Tauri Stars in the Orion Nebula Cluster." 15th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, St. Andrews, Scotland. (July 21-25, 2008) With H. Yang

 
 Invited Papers
 

Co-Author.  "Star-Disk Interaction and Magnetospheric Accretion in Classical T Tauri Stars." Protostars and Planets V, Waikoloa Village, HI. (October 24-28, 2005) With J. Bouvier, S. Alencar, T. Harries, and M. Romanova

 
 Invited Talks
 

Invited Speaker.  ""Astronomy & Astrophysics at Rice University"." Building Astronomy in Texas, College Station, TX. (September 26, 2015)

 
 

Invited Speaker.  ""Magnetic Fields on Young Stars and Their Role in Accretion and Disk Locking"." Star & Planet Formation in the Southwest, The Biosphere, AZ. (March 23, 2015)

 
 

Colloquium Speaker.  ""Searching for Planets Around the Youngest Stars"." Space Telescope Science Institute, Baltimore, MD. (November 11, 2015)

 
 

Speaker.  "Why Is It So Dry? Looking for the Origin of the Brown Dwarf Desert." University of Houston Clear Lake, Houston, TX. (January 30, 2014)

 
 

Speaker.  "Observational Tests of Magnetospheric Accretion Models in Young Stars." Colloquium Speaker at Lowell Observatory, Flagstaff, Arizona. (May 8, 2013)

 
 

Speaker.  "Observational Tests of Magnetospheric Accretion Models in Young Stars." Invited Speaker at Conference: Physics at the Magnetospheric Boundary, Geneva, Switzerland. (June 27, 2013)

 
 

Speaker.  "Observational Tests of Magnetospheric Accretion Models in Young Stars." Colloquium Speaker at Stony Brook University, Stony Brook, New York. (April 24, 2013)

 
 

Speaker.  "Why is it so Dry? Looking for the Origin of the Brown Dwarf Desert." Colloquium Speaker at Rochester Institute of Technology, Rochester, New York. (April 22, 2013)

 
 

Speaker.  "Magnetism and Low Mass Companions of Young Stars." University of Colorado, Boulder, CO. (July 14, 2012)

 
 

Speaker.  "Science Drivers for Future Ultraviolet Studies of Young Stellar Objects." UV Astronomy: HST and Beyond, Kauai, Hawaii. (June 21, 2012)

 
 

Speaker.  "Magnetic Fields on Young Stars and Their Role in Accretion and Disk Locking." Transport Processes and Accretion in YSOs, Ringberg Castle, Germany. (February 7, 2011)

 
 

Invited Speaker.  "Exploring the Planet Forming Environments of Young Suns." McDonald Observatory Board of Visitors 2010 July Meeting, McDonald Observatory, Fort Davis, TX. (July 17, 2010)

 
 

Invited Speaker.  "Exploring the Planet Forming Environments of Young Suns." IGRINS Science Workshop, Seoul National University, Seoul, Korea. (August 26, 2010)

 
 

Invited Speaker.  "Magnetospheric Accretion onto the Classical T Tauri Star BP Tauri." Magnetic Fields: From Core Collapse to YSOs, London, Ontario, Canada. (May 18, 2010)

 
 

Invited Speaker.  "Photospheric Magnetic Field Measurements on Late-Type Stars and Brown Dwarfs." Cosmic Magnetism: From Stellar to Intergalactic Scales, Kiama, Australia. (June 7, 2010)

 
 

Invited Speaker.  "Properties of Young Stars and Their Disks and Implications for Exoplanets." University of Central Florida Winter Workshop, Orlando Florida. (January 7, 2010)

 
 

"Looking for Planets in the First 3 MillionYears." (March 5, 2009)

 
 

"Measuring Magnetic Fields on Young Stars." (August 4, 2009)

 
 

"Searching for Brown Dwarfs and Giant Planets in the First 3 Million Years." (September 16, 2009)

 
 

Invited speaker.  "Hot Inner Winds from T Tauri Stars." Protostellar Jets in Context, Rhodes, Greece. (July 7, 2008)

 
 

Invited speaker.  "Measuring T Tauri Stars Magnetic Fields." IAUS 259: Cosmic Magnetic Fields, Tenerife, Spain. (November 5, 2008)

 
 

Invited speaker.  "Magnetic Fields on Late-Type Stars and Brown Dwarfs." 5th Solar Polarization Workshop, Ascona, Switzerland. (September 21, 2007)

 
 

Invited speaker.  "Measurements of Magnetic Fields on Young Stars." IAU Symposium 243: Star-Disk Interaction in Young Stars, Grenoble, France. (May 21, 2007)

 
 Johns-Krull, C.M. 2006, 14th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, G. van Belle (ed.), ASP Conf. Series, in press
 
 

Speaker.  "Critical Tests of Magnetospheric Accretion Theory." From Disks to Planets: New Observations, Models, and Theories, Pasadena, CA. (March 7-10, 2005)

 
 

Colloquium Speaker.  "The Magnetic Fields of Young Stars and Turbulent Dynamos." High Altitude Observatory, Boulder, CO. (February 9, 2005)

 
 Keynote Speaker
 

"Wandering in the Brown Dwarf Desert." (April 18, 2009)

 
 

Invited speaker.  "New Puzzles on the Formation of Giant Planets." North Houston Astronomy Club, Kingwood, TX. (February 22, 2008)

 
 

Invited Speaker at HCC Astronomy Education Event.  "Current Issues in Low Mass Star Formation." Houston Community College, Houston, TX. (March 4, 2006)

 
 

Invited Speaker.  "Current Issues in Low Mass Star Formation." North Houston Astronomy Club, Kingwood, TX. (January 27, 2006)

 
 Lectures
 

Speaker.  "Stars, Planets, & Life." Outreach Speaker at River Oaks Elementary School, Houston, Texas. (January 29, 2013)

 
 

Co-author on presentation.  "Giant Planet Companions to T Tauri Stars." 219th Meeting of the American Astronomical Society, Austin, TX. (January 10, 2012) With Crockett, Christopher, Mahmud, N., Prato, L., Jaffe, D. T., Hartigan, P., Beichman, C. A.

 
 

Speaker.  "Magnetic Fields on Young Stars and Their Role in Accretion and Disk Locking." Astronomy Dept. UT Austin, Austin, TX. (January 28, 2011)

 
 Posters
 

Lead author and poster presenter.  ""Hα Variability in PTFO8-8695 and the Possible Direct Detection of Emission from a 2 Myr Old Evaporating Hot Jupiter"." Gordon Research Conference on Origins of Solar Systems, Mt. Holyoke College. (June 28 - July 3, 2015)

 
 

Presenter.  "HARPS Spectropolarimetry of the Classical T Tauri Stars GQ Lup and TW Hya." Poster at 221st Meeting of the American Astronomical Society, Long Beach, California. (January 8, 2013) With Chen, W., Valenti, J. A., Jeffers, S. V., Piskunov, N. E., Kochukhov, O., Makaganiuk, V., Stempels, H. C., Snik, F., Keller, C., & Rodenhuis, M.

 
 

Lead presenter.  "Hst Parallax Of XO-3 And Implications For The Structure Of Its Hot Jupiter." 219th Meeting of the American Astronomical Society, Austin, TX. (January 10, 2012) With Benedict, G. F., Mahmud, N., McArthur, B., McCullough, P., Valenti, J. A.

 
 

"HARPS Spectropolarimetry of Young Stars." (June 27-29, 2011)

 
 

Co-Author.  "Rotation in NGC 2362: Examining the Role of Disk- Locking at 5 Myr." 15th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, St. Andrews, Scotland. (July 21-25, 2008) With C. M. Hamilton-Drager

 
 Huerta, M., Prato, L., Hartigan, P., Johns-Krull, C.M., & Jaffe, D. 2005, Bulletin of the American Astronomical Society, Vol. 37, p.1267
 
 Lockhart, K.E., Johns-Krull, C.M., & Hamilton, C.M. 2005, Bulletin of the American Astronomical Society, Vol. 37, p.1285
 
 Johns-Krull, C.M. & Valenti, J.A. 2005, Bulletin of the American Astronomical Society, Vol. 37, p.1284
 
 Yang, H. Johns-Krull, C.M., & Valenti, J.A. 2006, 14th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, G. van Belle (ed.), ASP Conf. Series, in press
 
 Hamilton, C.M., Bushong, K., & Johns-Krull, C.M. 2006, 14th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, G. van Belle (ed.), ASP Conf. Series, in press
 
 Johns-Krull, C.M., Greene, T., Doppmann, G., & Covey, K. 2006, 14th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, G. van Belle (ed.), ASP Conf. Series, in press
 
 Ramkumar, B. & Johns-Krull, C.M. 2005, Bulletin of the American Astronomical Society, Vol. 37, p.1285
 
 Hawks, E.L., Johns-Krull, C.M., & Hamilton, C.M. 2005, Bulletin of the American Astronomical Society, Vol. 37, p.1284
 
 

Lead author.  "Magnetic Field Measurements on T Tauri Stars: Testing Magnetospheric Accretion Theory." Protostars and Planets V, Waikoloa Village, HI. (October 24-28, 2005) With J. valenti

 
 

Co-author.  "Resolving an Accretion Flow: H-alpha Line Profiles of KH 15D." Protostars and Planets V, Waikoloa Village, HI. (October 24-28, 2005) With C. Hamilton, W. Herbst, J. Winn, R. Mundt, C. Bailer-Jones

 
 

Directed research of H. Yang.  "The Magnetic Field of TW Hydrae." Protostars and Planets V, Waikoloa Village, HI. (October 24-28, 2005) With H. Yang and J. Valenti

 
 Seminar Speaker
 

Seminar Speaker.  ""Observations(?) of Star-Planet Interactions"." Rice University, Houston, TX. (September 23, 2015)

 
 

Seminar Speaker.  ""PTFO8-8695: A 2 Myr Old Evaporating Hot Jupiter?"." Rice University, Houston, TX. (January 21, 2015)

 
 

Speaker.  "A New Parallax Measurement fo the Pleiades Open Cluster." Astronomy Seminar Speaker at Rice University, Houston, Texas. (September 11, 2013)

 
 

Speaker.  "Why is it so Dry? Looking for the Origin of the Brown Dwarf Desert." Astronomy Seminar Speaker at Rice University, Houston, Texas. (February 6, 2013)

 
 

Speaker.  "TORRE, NSF Portfolio Review, and the Future of UV Astronomy." Rice University, Houston, TX. (August 29, 2012)

 
 

Speaker.  "HARPS Spectropolarimetry of Classical T Tauri Stars." Rice University, Houston, TX. (September 7, 2011)

 
 

"Searching for Brown Dwarfs and Giant Planets in the First 3 Million Years." (April 20, 2009)

 
 

colloquium speaker.  "The Magnetic Fields of T Tauri Stars." Max-Planck-Institut f|r Astronomie, Heidelberg, Germany. (June 28, 2006)

 
 

Speaker.  "Probing the Electron Distribution Function in Solar Flares Through Hard X-ray Bremsstrahlung Spectral Inversion." Space Sciences Laboratory, UC Berkeley, Berkeley, CA. (May 31, 2005)

 
Editorial Positions
 Editor, Proceedings of the 16th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun. Astronomical Society of the Pacific. (2010 - 2010)

 Editor, Proceedings of the 16th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun. Astronomical Society of the Pacific. (2011 - 2011)

Supervised Theses & Dissertations
 Seiji Yamamoto, Masters Fermi surface and antiferromagnetism in the Kondo lattice: an asymptotically exact solution in d>1 Dimensions. (2006) (Committee Member)

 Jianhang Zhou, Masters Construction of a New Detector, and Clibration Strategies, for Start Timing in the STAR Experiment at RHIC. (2006) (Committee Member)

 Jacob Bean, PhD M Dwarf Metallicities and Exoplanets. (2007) (Committee Member)

 Yang Song, Masters On the Relationship Between Kinetic and Fluid Formalisms for Convection in the Inner Magnetosphere. (2007) (Committee Member)

 Chris Wells, Masters Master's Thesis. (2007) (Committee Member)

 Lucianne Walkowicz, Ph.D. Self-Consistent Quiescent Model Atmospheres for M Dwarfs. (2008) (Committee Member)

 Naved Mahmud, Masters Using Resolved Galaxies in Hubble Space Telescope Images to Measure Absolute Proper Motions. (2008) (Thesis or Dissertation Director)

 Hao Yang, Ph.D. The Magnetic Fields of Young Stars. (2008) (Thesis or Dissertation Director)

 Casey Patrick Deen, PhD An Investigation of the Physical Parameters of Young Stellar Objects. (2011) (Committee Member)

 Wei Chen, Masters Spectropolarimetry of the Classical T Tauri Star BP Tauri. (2011) (Thesis or Dissertation Director)

 Ke-Feng Xin, Masters Properties of Dihadron Correlations for p+p Collisions at sqrt(S_NN)=200 GeV. (2012) (Committee Member)

 Naved Imran Mahmud, PhD A Radial Velocity Survey for Substellar Companions of T Tauri Stars. (2012) (Thesis or Dissertation Director)

 Paul Wilson Cauli, Masters Testing Magnetospheric Accretion Theories in NGC 2264. (2012) (Thesis or Dissertation Director)

 Tzu-Lin Sun, MS Why hydrocarbon-cross-linked peptides are membrane permeable. (2012) (Committee Member)

 Michael W Eastwood, BS Characterizing T Tauri Star Variability with Simultaneous Photometric and Spetroscopic Observations. (2012) (Thesis or Dissertation Director)

 Steven Silverberg, BS Magnetic Field Variability of dMe Stars. (2013) (Thesis or Dissertation Director)

 Steven M. Silverberg, BS Rotational Velocity Measurements and Magnetic Field Modeling on M-dwarf Stars. (2013) (Thesis or Dissertation Director)

 Kathryn Powell, BS Dynamical Stability of Kepler's Multi-Planet Systems. (2013) (Thesis or Dissertation Director)

 Katya S Arquilla, BS Halpha Variability of the Young Star CI Tau. (2014) (Thesis or Dissertation Director)

 Naved I Mahmud, PhD The Origin of the Brown Dwarf Desert. (2014) (Thesis or Dissertation Director)

 Wei Chen, PhD The Magnetic Field Geometry of Young Stars. (2014) (Thesis or Dissertation Director)

 Paul Wilson Cauley, Ph.D. Diagnosing Mass Flows in Herbig Ae/Be Stars. (2014) (Thesis or Dissertation Director)

 Andy S Liao, MS Numerical Simulation of an Experimental Analogue of a Planetary Magnetosphere. (2015) (Committee Member)

 Wei Chen, Ph.D. Magnetic Fields and Accretion on T Tauri Stars. (2015) (Thesis or Dissertation Director)

 Matthew B Weller, PhD On the Evolution of Planets: From Convective Bi-stability to Volcanic Edifice Instability. (2015) (Committee Member)

 Paul Wilson Cauley, PhD A Critical Evaluation of the Role of Magnetospheric Accretion and Disk Locking in Intermediate Mass Protostars. (2015) (Thesis or Dissertation Director)

 Landon Blair, BS The X-ray Emission of Young Stars. (2015) (Thesis or Dissertation Director)

Awards, Prizes, & Fellowships
 Brown College Distinguished Faculty Associate, Brown College, Rice University (March 20, 2014)

 Brown College Distinguished Faculty Associate, Brown College, Rice University (March 20, 2014)

 Distinguished Faculty Associate, Brown College, Rice University (March 22, 2013)

 Distinguished Faculty Associate, Brown College (April 7, 2010)