Xiangli (Shaun) Wang, Ph.D.

Xiangli (Shaun) Wang, Ph.D.

Senior Marine Scientist I

2018 – present, Assistant Professor, University of South Alabama 2018 – present, Senior Marine Scientist, Dauphin Island Sea Lab 2014 – 2017, Postdoctoral Fellow, Yale University 2009 – 2013, Ph.D., University of Illinois at Urbana-Champaign 2005 – 2009, B.S., China University of Geosciences (Wuhan)


Wang received his Ph.D. in Geochemistry from University of Illinois at Urbana-Champaign in 2013. He is an Assistant Professor at the University of South Alabama, and a Senior Marine Scientist I at the Dauphin Island Sea Lab.

Courses taught:
Geological Oceanography (Graduate)

Visit the Isotope Geochemistry Lab webpage

Research Interest


  • Isotope geochemistry
  • Trace metals
  • Redox proxy


  • Geochemical tracers to reconstruct evolution of seawater chemistry
  • Trace metal biogeochemical cycling in coastal area
  • Isotope fractionation mechanisms
  • Tracking metal contamination in near-surface environments



  • 2020

    Wu, G.L., J.M. Zhu, X.L. Wang, T.M. Johnson, and G.L. Han. High-sensitivity measurement of Cr isotopes by double spike MC-ICP-MS at the 10 ng level. Anal. Chem. Vol. 92, p. 1463-1469. doi.org/10.1021/acs.analchem.9b04704.

  • Wang, X.L., F. Ossa Ossa, A. Hofmann, A. Agangi, D. Paprika, and N.J. Planavsky. Uranium isotope evidence for Mesoarchean biological oxygen production in shallow marine and continental settings. Earth and Planetary Science Letter. Vol. 555. p. 116583. doi.org/10.1016/j.epsl.2020.116583.

  • Wang, X.L. and. W. Wei. Chromium Stable Isotope Geochemistry. Earth Science Frontiers. Vol.27. p. 78–103. DOI: 0.13745/j.esf.sf.2020.3.5.

  • Cole D., N.J. Planavsky, M. Longley, P. Boning, D. Wilkes, X.L. Wang, E. Swanner, C. Wittkop, V. Busigny, A. Knudsen, and E.A. Sperling. Uranium isotope fractionation in anoxic settings and the global uranium isotope mass balance. Global Biogeochemical Cycles. Vol. 34. p. e2020GB006649. doi.org/10.1029/2020GB006649.

  • Tan D.C., J.M. Zhu, X.L. Wang, T.M. Johnson, S.H. Lia, and W.P. Xu. Equilibrium fractionation and isotope exchange kinetics between aqueous Se(IV) and Se(VI). Geochimica et Cosmochimica Acta. doi.org/10.1016/j.gca.2020.03.017.

  • Tan D.C., J.M. Zhu, X.L. Wang, G.L. Han, Z. Lu, and W.P. Xu . High-sensitivity determination of cadmium isotopes of low-Cd geological samples by double spike MC-ICP-MS. Journal of Analytical and Atomic Spectrometry. DOI: 10.1039/C9JA00397E.

  • Xu W., J.M. Zhu, T.M. Johnson, X.L. Wang, Z. Q. Lin, and D.C. Tan . Selenium isotope fractionation during adsorption by Fe, Mn and Al oxides. Geochimica et Cosmochimica Acta. doi.org/10.1016/j.gca.2020.01.001.

  • Pickering, R.A., L. Cassarino, K.R. Hendry, X.L. Wang, K. Maiti, J.W. Krause. Using Stable Isotopes to Disentangle Marine Sedimentary Signals in Reactive Silicon Pools. Geophysical Research Letters. 47, e2020GL087877. doi: 10.1029/2020GL087877.

  • 2019

    Jiang L., Planavsky N.J., Zhao M.Y., Wang X.L. . An authigenic origin for a massive negative carbon isotope excursion. Geology. 47:115-118. doi .org /10 .1130 /G45709 .1.

  • Wu G.L., J.M. Zhu, X.L. Wang, D.C. Tan, G.L. Han, and S.J. Wang. A novel purification method for high precision measurement of Ni isotopes by double spike MC-ICP-MS. J. Anal. At. Spectrom., 2019,34, 1639-1651. Doi.org/ 10.1039/C9JA00077A.

  • Roseburrough, R. R. and Wang X.L.. Chromium Distribution in Water and Sediments in the Mobile River and Bay, Alabama. Gulf and Caribbean Research. Vol. 30, p. SC33-SC37.

  • Colwyn D.A., Sheldon N., Maynard J.B., Gaines R., Hofmann A., Wang X.L., Gueguen B., Asael D., Reinhard C.T., Planavsky N.J. . A paleosol record of the evolution of Cr redox cycling and evidence for an increase in atmospheric oxygen during the Neoproterozoic. Geobiology. Vol. 17. p. 579-593.

  • A.M. Gothmann, J.A. Higgins, J.F. Adkins, W.S. Broecker, K.A. Farley, R. McKeon, N.J. Planavsky, J. Stolarski, X.L. Wang, M.L. Bender. Uranium geochemistry of well preserved aragonitic fossil corals. Geochimica et Cosmochimica Acta. doi.org/10.1016/j.gca.2019.01.039.

  • Wang X.L.*, Glass J.B., Reinhard C.T., Planavsky N.J.. Chromium isotope fractionation across the Eastern Tropical North Pacific Oxygen Minimum Zone. Geochemistry, Geophysics, Geosystems. doi.org/10.1029/2018GC007883.

  • Sun Z.Y., Wang X.L.*, Planavsky N.J.. Chromium isotope systematics in the estuary of Connecticut River. Chemical Geology. 506:29-39. doi.org/10.1016/j.chemgeo.2018.12.034.

  • Sun M.Z., Wu W.H., Ji X., Wang X.L., Qu S.Y.. Silicate weathering rate and its controlling factors: A study from small granitic watersheds in the Juihua Mountains. Chemical Geology. 504:253-266. doi.org/10.1016/j.chemgeo.2018.11.019.

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