Donna Blackman

Researcher

Room: Munk Lab 322

Institute of Geophysics and Planetary Physics,
Scripps Institution of Oceanography,
University of California San Diego,
La Jolla, CA 92093-0225, USA.

Telephone: (858) 534-8813

Email: dblackman@ucsd.edu

Research Summary for 2006: Download PDF (591.854KB)

Research Interests:

• Hydroacoustic studies of nuclear test monitoring capabilities
• Magmatic and tectonic processes at oceanic spreading centers and evolution of ridge-transform plate boundaries, using the following methods: Morphology, gravity, drilling, computer modeling of mantle flow and melting
• Numerical simulation of mantle deformation and seismic anisotropy

Courses Taught:

• ESYS102 (The Solid & Fluid Earth)
• ESYS190A (Envir Sys/Senior Project)
• SIO239 (Special Topics in Geophysics)
• SIO299 (Research)

Recent publications: ^†

• Van Wijk, J.W. and D.K. Blackman, Deformation of oceanic lithosphere near slow-spreading ridge discontinuities, Tectonophysics 407, 211-225, 2005.
• Nooner, S.L., Sasagawa, G.S., Blackman, D.K., Zumberge, M.A, Constraints on crustal structure at the Mid-Atlantic Ridge from seafloor gravity measurements made at the Atlantis Massif, Geophys. Res. Lett. 30, 1446, doi:10.1029/2003GL017126, 2003.
• Kelley, D.S., J.A. Karson, D.K. Blackman, G.L. Fruh-Green, D.A. Butterfield, M.D. Liley, E.J. Olson, M.O. Schrenk, K.K. Roe, G.T. Lebon, P. Rivizzigno and AT3-60 Shipboard Party, An off-axis hydrothermal vent field discovered near the Mid-Atlantic Ridge at 30°N, Nature 412, 145-149, 2001.
• Ildefonse, B., D.K. Blackman, B.E. John, Y. Ohara, D.J. Miller, C.J. MacLeod, IODP Expeditions 304/305 Science Party, Oceanic core complexes and crustal accretion at slow-spreading ridges, Geology 35, 623-626, doi: 10.1130/G23531A.1, 2007.
• de Groot-Hedlin, C., D.K. Blackman, C.S. Jenkins, Effects of variability associated with the Antarctic Circumpolar Current on sound propagation in the ocean, Geophys. J. Intl., in press 2008.
• Castelnau, O., D. K. Blackman, R. A. Lebensohn, and P. Ponte, Micromechanical modeling of the viscoplastic behavior of olivine, J. Geophys. Res. 113, doi:10.1029/2007JB005444, 2008.
• Blackman, D.K., Use of mineral physics, with geodynamic modeling and seismology, to investigate flow in the Earth's mantle, Reports on Progress in Physics 70, 659-689, 2007.
• Blackman, D.K., R.C. Searle, G.D. Karner, 3-D structure of oceanic core complexes: effects on gravity signature and ridge flank morphology, Mid-Atlantic Ridge 30N, GCubed, doi:10.1029/2008GC001951 2008.
• Blackman, D.K., J.A. Karson, D.S. Kelley, J.R. Cann, G.L. Früh-Green, J.S. Gee, S. Hurst, J. Morgan, S.L. Nooner, D.K. Ross, T. Schroeder, E.A. Williams, Geology of the Atlantis Massif (MAR 30°N): implications for the evolution of an ultramafic oceanic core complex, Mar. Geophys. Res. 23,443-469, 2002.
• Blackman, D.K., Ildefonse, B., John, B.E., Ohara, Y., Miller, D.J., MacLeod, C.J., and the Expedition Scientists, in press. Proc. IODP, 304/305: College Station TX (Integrated Ocean Drilling Program Management International, Inc.), 2006.
• Blackman, D.K., H-R. Wenk, J-M. Kendall, Seismic anisotropy in the upper mantle: 1. Factors that affect mineral texture and effective elastic properties, G-Cubed 10.1029/2001GC000248, 2002.
• Blackman, D.K., de Groot-Hedlin, C., Harben, P., Sauter, A., Orcutt, J.A., Testing low/very low frequency acoustic sources for basin-wide propagation in the Indian Ocean. J. Acoust. Soc. Amer. 116, , doi:10.1121/1.1786711, 2004.
• Blackman, D.K., C.E. Nishimura, J.A. Orcutt, Seismoacoustic recordings of a spreading episode on the Mohns Ridge, J. Geophys. Res. 105, 10,961-10,973, 2000.
• Blackman, D.K. and J-M. Kendall, Seismic anisotropy in the upper mantle: 2. Predictions for current plate boundary flow models, G-Cubed 10.1029/2001GC000247, 2002.
• Becker, T. W., Schulte-Pelkum, V., Blackman, D. K., Kellogg, J. B., and O'Connell, R. J.: Mantle flow under the western United States from shear wave splitting, Earth Planet. Sci. Lett., 247, 235-251, 2006.