Becker, M.W., and Coplen, T.B., 2001, Deuterated water as a conservative artificial ground-water tracer: Hydrogeology Journal, vol. 9 , p. 512-516. (on-line abstract and article)
Brand, W.A., and Coplen, T.B., 2001, An interlaboratory study to test instrument performance of hydrogen dual-inlet isotope-ratio mass spectrometers, Fresenius' Journal of Analytical Chemistry, vol. 370, p. 358-362. (on-line abstract)
Coplen, T.B., 2001, Atomic weights of the elements 1999: Pure and Applied Chemistry, v. 73, no. 4, p. 667-683. (on-line abstract or to download pdf file)
Coplen, T.B., 2001, Atomic weights of the elements 1999: Journal of Physical and Chemical Reference Data, v. 30, p. 701-712. (on-line abstract).
Katz, B.G., Böhlke, J.K., and Hornsby, H.D., 2001, Timescales for nitrate contamination of spring waters, northern Florida, USA: Chemical Geology, v. 179, p. 167-186. (on-line abstract)
Kendall. C., and Coplen, T.B., 2001, Distribution of oxygen-18 and deuterium in river waters across the United States: Hydrological Processes, v. 15, no. 7, p. 1363-1393. (on-line abstract)(download pdf file)
McMahon, P.B., and Böhlke, J.K., 2001, Radiocarbon ages, paleorecharge conditions, and nitrogen transport in the central High Plains Aquifer, 4th International Symposium on Applied Isotope Geochemistry, Pacific Grove, CA, June 2001: Program and Abstracts, p. 42-44.
Plummer, L.N., Busenberg, E., Böhlke, J.K., Nelms, D.L., Michel, R.L., and Schlosser, P., 2001, Groundwater residence times in Shenandoah National Park, Blue Ridge Mountains, Virginia, USA: A Multi-Tracer Approach: Chemical Geology, v. 179, p. 93-111. (on-line abstract)
Révész, K., Böhlke, J.K., Smith, R.L., and Yoshinari, T., in press, Oxygen respiration in Ground-Water Monitored by
δ18O measurements of dissolved 02 using Continuous Flow Isotope Ratio Mass Spectrometry, V Isotope Workshop, organized by the European Society of Isotope Research, Krakow, Poland, July 1-6, 2000, [Proceedings].
Revesz, K.M., Landwehr, J.M., Keybl, J., 2001, Measurement of δ13C and δ18O Isotopic Ratios of CaCO3 using a Thermoquest Finnigan GasBench II Delta Plus XL Continuous Flow Isotope Ratio Mass Spectrometer with Application to Devils Hole Core DH-11 Calcite: U.S. Geological Survey Open-File-Report 01-257, 17 pgs. (on-line report)
Sanford, W.E., Revesz, K., and Deak, J., 2001, Inverse modeling using 14C ages: Application to groundwater in the Danube-Tisza interfluvial region of Hungary, in Seiler, K.P. and Wohnlich, S., eds., New Approaches Characterizing Groundwater Flow, Proceedings of the XXXI International Association of Hydrogeologists Congress, Munich, Germany, September 2001: A.A. Balkema, p. 401-404.
Sigman, D.M., Casciotti, K.L., Andreani, M.C. Barford, C., Galanter, M., and Böhlke, J.K., 2001, A bacterial method for the nitrogen isotopic analysis of nitrate in seawater and freshwater: Analytical Chemistry, vol. 73, p. 4145-4153. (on-line abstract)
Verstraeten, I.M., Steele, G.V., Böhlke, J.K., Kraemer, T.F., Wilson, K.E., and Carnes, A.E., 2001, Selected field and analytical methods and analytical results in the Dutch Flats area, western Nebraska: 1995-99, U.S. Geological Survey Open-File Report 00-413, 53 p.
Verstraeten, I.M., Böhlke, J.K., Kraemer, T.F. ,and Cannia, J., 2001, Use of environmental tracers and isotopes to evaluate sources of water, nitrate, and uranium in an irrigated alluvial valley, Nebraska: U.S. Geological Survey Fact Sheet 100-01.
Verstraeten, I.M., Steele, G.V., Cannia, J.C., Hitch, D.E., Scripter, K.G., Böhlke, J.K., Kraemer, T.F., and Stanton, J.S., 2001, Interaction of surface water and ground water in the Dutch Flats area, western Nebraska: 1995-99, U.S. Geological Survey Water-Resources Investigations Report 01-4070, 56 p.