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Labo

Alisha Clark

Expertise

  • Physical properties of silicate glasses and melts at high pressure
  • Structure and properties of planetary interiors
  • X-ray microtomography at high pressures and temperatures

Contact Informations

Mail(s) : Alisha.Clark@impmc.upmc.fr

Function and attachment

Post-doctoral fellow

Career

  • 2016-present: Postdoc (IMPMC UPMC)
  • 2008- 2015: Graduate research and teaching assistant (UC Davis)
  • 2006-2008: Laboratory Manager – Experimental Petrology and Material Synthesis Laboratory (UC Davis)
  • 2002-2007: undergraduate student (UC Davis)

Publications

  • Clark, A. N., Lesher, C.E., Jacobsen, S.D., & Wang, Y. Anomalous density and elastic properties of basalt at high pressure: Implications for reduction of seismic velocity in the Earth’s crust and upper mantle. (In Review) Journal of Geophysical Research.
  • Clark, A.N., Lesher, C.E., Jacobsen, S.D., & Sen. S. (2014) Mechanisms of anomalous compressibility of vitreous silica. Physical Review B. 90, 174110
  • Wang, Y., Lesher, C.E., Fiquet, G., Rivers, M.L., Nishiyama, N., Siebert, J., Roberts, J., Morard, G., Gaudio, J., Clark, A.N., Watson, H., Menguy, N., & Guyot, F. (2011) In situ high-pressure and temperature x-ray microtomographic imaging during large deformation: A new technique for studying mechanical behavior of multi-phase composites. Geosphere. 7(1), 40-53.
  • Lesher, C.E., Wang, Y.B., Gaudio, S.J., Clark, A.N., Nishiyama, N., and Rivers, M.L. (2009) Volumetric properties of magnesium silicate glasses and supercooled liquids at high pressure by X-ray microtomography. Physics of the Earth and Planetary Interiors.174, 292-301.
  • Zhang, P., Navrotsky, A., Guo, B., Kennedy, I., Clark, A.N., Lesher, C., and Liu, Q. (2008) Energetics of Cubic and Monoclinic Yttrium Oxide Polymorphs: Phase Transitions, Surface Enthalpies, and Stability at the Nanoscale. The Journal of Physical Chemistry C, 112(4), 932-938.
  • Sen, S., Soyer-Uzun, S., Gjersing, E.L., Aitken, B.G., Gaudio, S., Clark, A.N., and Lesher, C.E. (2007) Pressure-induced instabilities of low-dimensional structural units in chalcogenide glasses at ambient temperature. Journal of Optoelectronics and Advanced Materials, 9(11), 3553-3557.

French and foreign diplomas

  • Jan 2012- Dec 2015

    Ph.D., Geology                                                                            

    University of California, Davis, CA

    Dissertation Title: “Geologic Applications for the Anomalous Elastic and Volumetric Properties of Amorphous Silicates”

  • Sept 2008 - Dec 2011

    M.S., Geology                                                                               

    University of California, Davis, CA

    Thesis Title: “On the Anomalous Compressibility of Vitreous Silica:  New Insights from High Pressure X-ray Microtomography and Gigahertz Ultrasonic Interferometry”

  • March 2007

    B.S., Geology (Geochemistry emphasis)                                              

    University of California, Davis, CA

    Thesis Title: “The high pressure viscosity of lithium disilicate and applicability of the Faxén correction for high pressure silicate melts”

Clubs, learned societies and associations

  • American Ceramic Society                                                                         
  • Geological Society of America                                                                   
  • COMPRES (Current Chair of the COMPRES Graduate Student and Postdoc committee)
  • American Geophysical Union                                                                                
  • Mineralogical Society of America                                                              
  • Geochemical Society   

10/03/16

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