Biofilms Faculty

headshot of Tim K. Lowenstein

Tim K. Lowenstein

Distinguished Professor

Department of Earth Sciences


Tim Lowenstein has more than 25 years of experience in sedimentology and low temperature geochemistry applied to chemical sediments. Lowenstein's current interests include the chemistry of ancient seawater, paleolimnology, paleoclimatology and global change, geobiology, long-term survival of microorganisms and DNA, and the deposition of oil shales in saline lakes. Lowenstein is an author of more than 90 peer-reviewed papers and 120 conference presentations, and has served as associate editor for the journals Geology, Geochimica et Cosmochimica Acta, and Journal of Sedimentary Research. He was awarded the Israel C. Russell Award in Limnogeology from the Geological Society of America in 2012, and is a Fellow of the Mineralogical Society of America, Society of Economic Geologists, and the Geological Society of America. Lowenstein has received more than 2.8 million dollars in external grant funding.


  • PhD, Johns Hopkins University
  • BA, Colgate University

Research Interests

  • Aqueous Geochemistry
  • Evaporites
  • Geomicrobiology
  • Paleoclimatology
  • Sandstone Diagenesis
  • Fluid Inclusions


  • University Award for Excellence in Research, 2000-2001

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