Sean Shieh
Ph.D. University of Hawaii, 1998
Professor，Department of Earth Sciences, Western University
Tel: (519) 850-2467
Fax: (519) 661-3198
E-mail: sshieh@uwo.ca

Research Interests
Mineral physics; high-pressure and high-temperature experiment using a diamond anvil cell; Material study under extreme P-T conditions; Structures and dynamics of the Earth's and planetary interiors; Characterization of materials (e.g. equation of state, phase transition, elasticity, strength, rheology) using synchrotron X-ray and Raman spectroscopy; Exploration of novel and super-hard materials; Material-fluid interaction.

Selected Publications
1.Shieh, S.R., T.S. Duffy, A. Kubo, G. Shen, V.B. Prakapenka, N. Sata., K. Hirose, Y. Ohishi, "Equation of state of the post-perovskite phase synthesized from a natural (Mg,Fe)SiO3 orthopyroxene",Proc. Natl. Acad. Sci. USA 103, 3039-3043, 2006.
2.Shieh, S.R., A. Kubo, T.S. Duffy, V.B. Prakapenka, G. Shen, "High-pressure phases in SnO2 to 117 GPa",Phys. Rev. B73, 014105, 2006.
3.Shieh, S.R., T.S. Duffy, G. Shen, "In-situ x-ray diffraction study of SiO2 at deep lower mantle conditions",Earth Planet. Sci. Lett.235, 273-282, 2005.
4.Shieh, S.R., T.S. Duffy, G. Shen, "Elasticity and strength of calcium silicate perovskite at lower mantle pressures",Phys. Earth Plane. Inter.143-144, 93-105, 2004. (Most Cited Paper 2004-2007 Award)
5.Shieh, S.R. T.S. Duffy, B. Li, "Strength and elasticity of SiO2 across the stishovite-CaCl2–type phase",Phys. Rev. Lett.89, 255507, 2002.