P. Schlosser, M. Stute, J.F. Clark, S. Dunkle-Shapiro, D.T. Ho, B. Ekwurzel, T. Torgersen, S. Drenkard

• Noble gas thermometry: M. Stute, W. Aeschbach-Hertig, J. Clark, S. Drenkard, P. Schlosser; in cooperation with W. Broecker (L-DEO) and G. Bonani (Zürich)
  • Large (9deg C) Glacial-Interglacial Temperature Difference Derived From an Aquifer in Maryland
• Tritium/He-3 dating of shallow groundwater: P. Schlosser, W. Aeschbach-Hertig, S. Dunkle-Shapiro, B. Ekwurzel, A. Ludin, M. Stute, R. Weppernig; in cooperation with N. Plummer (USGS), D. LeBlanq (USGS), G. Rowe, USGS), S. Szabo (USGS), J.K. Böhlke (USGS), and D. Clark (USGS)
  • Dating of shallow groundwater: comparison of the transient tracers ³H/³He, chlorofluorocarbons, and ⁸⁵Kr
  • Tritium/³He dating of Danube bank infiltration in the Szigetkös area,Hungary
• Circulation of deep groundwater: M. Stute, C. Castro, J. Clark, A. Ludin
• Surface water hydrology: J. Clark, P. Schlosser, M. Stute; in cooperation with J. Simpson (L-DEO)