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 Geophysics & Planetary Geosciences: People
Karl Mitchell's Picture
Address:
Jet Propulsion Laboratory
M/S 183-601
4800 Oak Grove Drive
Pasadena, CA 91109-8099
Phone:
818-393-5519
Email:

Karl Mitchell

Education
  • B. Sc. (hons.) in Physics with Space Science and Technology, Leicester University (1995)
  • M.Sc./D.I.C. in Remote Sensing (Land Applications option), University of London (intercollegiate) (1996)
  • Ph.D. in Environmental Sci., Lancaster University (2002)
Research Interests
  • Planetary science
    • Cryovolcanism on Titan, from Cassini Radar
    • Volcanic eruptions on Mars, Titan, Io and Venus
    • Evolution of volcanism on Mars
    • Martian hydrology
  • Geophysical fluid dynamics
    • Volcanic ascent and eruption dynamics
    • Supersonic flow in explosive volcanic eruptions
    • Relationship between volcanic landforms and eruption models
  • Remote sensing
    • Stereo photogrammetry on planets
    • Close range photogrammetry of volcanic eruptions
Professional Experience
  • Jet Propulsion Laboratory, NRC Postdoctoral Research Associate/NASA Postdoctoral Fellow (2005-present)
  • Lancaster University, Environmental Science Department - PPARC Postdoctoral Research Assistant (2001-2005)
  • University College, London - Department of Geomatic Engineering - Research Assistant (1999-2001)
  • Leicester University - Summer Undergraduate Research Assistant (1994, 1995)
Selected Publications
    1. Mitchell, K. L. (2002) The thermodynamics and fluid mechanics of near-vent processes in explosive volcanic eruptions on the Earth and Mars. Ph. D. thesis, Lancaster University.
    2. Bridges, J. C., Seabroook, A. M., Rothery, D. A., Kim, J. R., Pillinger, C. T., Sims, M. R., Golombek, M. P., Duxbury, T., Head, J. W., Muller, J.-P., Moncrieff, C., Wright, I. P., Mitchell, K. L., Grady, M. M. and Morley, J. G. (2003) Selection of the landing site in Isidis Planitia of Mars probe Beagle 2. J. Geophys. Res. 108(E1), doi:10.1029/2001JE001820.
    3. Head, J. W., Wilson, L. and Mitchell, K. L. (2003) Generation of recent massive water floods at Cerberus Fossae, Mars, by dike emplacement, cryospheric cracking and confined aquifer groundwater release. Geophys. Res. Lett., 30(11), 1577, doi:10.1029/2003GL01735.
    4. Mitchell, K. L. and Wilson, L. (2003) Mars: a geologically active planet. Astron. Geophys. 44(4), 16-20.
    5. Wilson, L., Ghatan, G. J., Head, J. W. and Mitchell, K. L. (2004) Mars outflow channels: A reappraisal of the estimation of water flow speeds from water depths, regional slopes and channel floor properties. J. Geophys. Res. 109, doi:10.1029/2004JE002281.
    6. Hauber, E., van Gasselt, S., Ivanov, B., Werner, S., Head, J. W., Neukum, G., Jaumann, R., Greeley, R., Mitchell, K. L., Muller, P. and the HRSC Co-Investigator Team (2005) Discovery of a flank caldera and very young glacial activity at Hecates Tholus, Mars. Nature 454, 356-361.
    7. Mitchell, K. L. (2005) Coupled conduit flow and shape in explosive volcanic eruptions. J. Volcanol. Geotherm. Res. 143, 187-203.
    8. Murray, J. B., Muller, J.-P., Neukum, G., Hauber, E. Markiewicz, W. J., Head, J. W., Foing, B. H., Page, D., Mitchell, K. L., Portyankina, G. and the HRSC Co-Investigator Team (2005) Evidence from the Mars Express High Resolution Stereo Camera for a frozen sea close to Mars equator. Nature 454, 352-356.
    9. Leask, H. J., Wilson, L. and Mitchell, K. L. (2006) Formation of Ravi Vallis outflow channel, Mars: Morphological development, and water discharge and duration estimates. J. Geophys. Res. 111, E08070, doi:10.1029/2005JE002550.
    10. Leask, H. J., Wilson, L. and Mitchell, K. L. (2006) Formation of Aromatum Chaos, Mars: Morphological development as a result of volcano-ice interactions. J. Geophys. Res. 111, E08071, doi:10.1029/2005JE002549.
    11. Leask, H. J., Wilson, L. and Mitchell, K. L. (2007) Formation of Mangala Valles outflow channel, Mars: Morphological development, and water discharge and duration estimates. J. Geophys. Res. 112, E02011, doi:10.1029/2005JE002644.
    12. Lorenz, R. D., Wall, S., Radebaugh, J., Boubin, G., Reffet, E., Janssen, M., Stofan, E., Lopes, R., Kirk, R., Elachi, C., Lunine, J., Mitchell, K., Paganelli, F., Soderblom, L., Wood, C., Wye, L., Zebker, H., Anderson, Y., Ostro, S., Allison, M., Boehmer, R., Callahan, P., Encrenaz, P., Ori, G. G., Francescetti, G., Gim, Y., Hamilton, G., Hensley, S., Johnson, W., Kelleher, K., Muhleman, D., Picardi, G., Posa, F., Roth, L., Seu, R., Shaffer, S., Stiles, B., Vetrella, S., Flamini, E. and West, R. (2006) The sand seas of Titan: Cassini RADAR observations of longitudinal dunes. Science 312, 724-727.
    13. Lopes, R. M. C., Mitchell, K. L., Stofan, E. R., Lunine, J. I., Lorenz, R., Kirk, R. L., Wood, C. A., Wall, S. D., Robshaw, L. E., Fortes, A. D., Neish, C. D., Radebaugh, J., Reffet, E., Ostro, S. J., Elachi, C., Allison, M. D., Anderson, Y., Boehmer, R., Boubin, G., Callahan, P., Encrenaz, P., Flamini, E., Francescetti, G., Gim, Y., Hamilton, G., Hensley, S., Janssen, M. A., Johnson, W. T. K., Kelleher, K., Muhleman, D. O., Ori, G., Orosei, R., Picardi, G., Posa, F., Roth, L. E., Seu, R., Shaffer, S., Soderblom, L. A., Stiles, B., Vetrella, S., West, R. D., Wye, L. and Zebker, H. A. (2007) Cryovolcanic features on Titan's surface as revealed by the Cassini Radar. Icarus 186, 395-412.
    14. Stofan, E. R., Elachi, C., Lunine, J. I., Stiles, B., Mitchell, K. L., Ostro, S., Soderblom, L., Wood, C., Zebker, H., Wall, S., Janssen, M., Kirk, R., Lopes, R., Paganelli, F., Radebaugh, J., Wye, L., Anderson, Y., Allison, M., Boehmer, R., Callahan, P., Encrenaz, P., Flamini, E., Francescetti, G., Gim, Y., Hamilton, G., Hensley, S., Johnson, W. T. K., Kelleher, K., Muhleman, D., Paillou, P., Picardi, G., Posa, F., Roth, L., Seu, R., Shaffer, S., Vetrella, S. and West, R. (2007) The lakes of Titan. Nature 445, 61-64.
    15. Muller, J.-P., Denis, M.-A., Dundas, R. D., Mitchell, K. L., Naud, C. and Mannstein, H. (2007) Stereo cloud-top heights and cloud fraction retrieval from ATSR2. Int. J. Remote Sens. 28(9), 1921-1938.
    16. Naud, C., Mitchell, K. L., Muller, J.-P., Clothiaux, E. E., Albert, P., Preusker, R., Fischer, J. and Hogan, R. J. (2007) Comparison between ATSR2 stereo, MOS O2-A band and ground-based cloud top heights. Int. J. Remote Sens. 28(9), 1969-1987.
    17. Leask, H. J., Wilson, L. and Mitchell, K. L. (2007) Formation of Memnonia Fossa, the source of the Mangala Valles, Mars: Morphological development as a result of volcano-ice interactions. J. Geophys. Res., 112, E02011, doi:10.1029/2005JE002644.
    18. Keszthelyi, L., Jaeger, W., Milazzo, M., Radebaugh, J., Davies, A. G. and Mitchell, K. L. (2007) New estimates for Io eruption temperatures: Implications for the interior. Icarus 192, 491-502.
    19. Lopes, R. M., Mitchell, K. L., Wall, S. D., Mitri, G., Janssen, M., Ostro, S., Kirk, R. L., Hayes, A. G., Stofan, E. R., Lunine, J. I., Lorenz, R. D., Wood, C., Radebaugh, J., Paillou, P., Zebker, H. and Paganelli, F. (2007) The lakes and seas of Titan. EOS Trans. Am. Geophys. Union 88(51), 569-570.
    20. Lorenz, R. D., Wood, C. A., Lunine, J. I., Wall, S. D., Lopes, R. M., Mitchell, K. L., Paganelli, F., Anderson, Y. Z., Wye, L., Tsai, C., Zebker, H. and Stofan, E. R. (2007) Titan's young surface: Initial impact crater survey by Cassini RADAR and model comparison. Geophys. Res. Lett. 34, L07204, doi:10.1029/2006GL028971.
    21. Lorenz, R. D., Mitchell, K. L., Kirk, R. L., Hayes, A. G., Aharonson, O., Zebker, H. A., Paillou, P., Radebaugh, J., Lunine, J. I., Janssen, M. A., Wall, S. D., Lopes, R. M., Stiles, B., Ostro, S., Mitri, G. and Stofan, E. R. (2008) Titan's inventory of organic surface materials. Geophys. Res. Lett. 35, L02206, doi:10.1029/2007GL032118.

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