Hydrogeology and Geochemistry

Professor of Earth and Atmospheric Sciences
Adjunct Professor, Environmental Science
Adjunct Professor, Environmental Health


  • Ph.D., Johns Hopkins University
  • M.Sc. University of Toronto
  • B. Eng., Chengdu College of Geology
  • Post-doctoral Fellowship, Woods Hole Oceanographic Institution

View my current publications list

  • “(co) Executive Editor, Groundwater, 2022-2025
  • Visiting sabbatical professor, Swiss Federal Institute of Aquatic Science and Technology (Eawag), 2022
  • Henry Darcy Distinguished Lecturer, the Groundwater Foundation, 2021-2022. Click here for lecture titles (Darcy Lectures).
  • Professeur Invité, Toulouse Paul-Sabatier University/French National Center for Scientific Research (CNRS), France, June-July, 2019
  • Fellow, American Association for the Advancement of Science, 2017
  • Fellow, Mineralogical Society of America, 2016-present
  • Fulbright Scholarship to Norway, University of Oslo (2009)
  • Research Fellow, Okayama University, Japan (2005, 2010)
  • Guest Professor, Swiss Federal Institute of Technology (ETH) - Zurich, Switzerland (2008)
  • Sabbatical Professor, University of California - Berkeley (2008)
  • The John Hem Excellence in Science and Engineering Award, National Ground Water Association (2006)
  • Lilly Freshman Learning Project Fellow (teaching), Indiana University, 2006-
  • Fellow, Geological Society of America, 2005-
  • Associate and Full Professor of Geological Sciences, Indiana University - Bloomington (2004-2011, 2011-, respectively)
  • Guest Professor, Swiss Federal Institute of Technology (ETH)-Zurich, Switzerland (2004)
  • Senior Associateship Award, National Research Council, the National Academy of Sciences (2003)


Hydrogeochemistry, Geochemical modeling, Water resources, Thermodynamics and kinetics of chemical reactions, Carbon sequestration, Arsenic contamination