One million year old groundwater in the Sahara revealed by krypton‐81 and chlorine‐36 NC Sturchio, X Du, R Purtschert, BE Lehmann, M Sultan, LJ Patterson, ...
Geophysical Research Letters 31 (5), 2004
332 2004 An oligotrophic deep-subsurface community dependent on syntrophy is dominated by sulfur-driven autotrophic denitrifiers MCY Lau, TL Kieft, O Kuloyo, B Linage-Alvarez, E Van Heerden, ...
Proceedings of the National Academy of Sciences 113 (49), E7927-E7936, 2016
198 2016 A comparison of groundwater dating with 81Kr, 36Cl and 4He in four wells of the Great Artesian Basin, Australia BE Lehmann, A Love, R Purtschert, P Collon, HH Loosli, W Kutschera, ...
Earth and Planetary Science Letters 211 (3-4), 237-250, 2003
178 2003 Climate and groundwater recharge during the last glaciation in an ice-covered region U Beyerle, R Purtschert, W Aeschbach-Hertig, DM Imboden, HH Loosli, ...
Science 282 (5389), 731-734, 1998
169 1998 Tracer applications of noble gas radionuclides in the geosciences ZT Lu, P Schlosser, WM Smethie Jr, NC Sturchio, TP Fischer, ...
Earth-Science Reviews 138, 196-214, 2014
149 2014 Constraining the age distribution of highly mixed groundwater using 39 Ar: A multiple environmental tracer (3 H/3 He, 85 Kr, 39 Ar, and 14 C) study in the … JA Corcho Alvarado, R Purtschert, F Barbecot, C Chabault, J Rueedi, ...
Water Resources Research 43 (3), 2007
140 2007 81Kr in the Great Artesian Basin, Australia: a new method for dating very old groundwater P Collon, W Kutschera, HH Loosli, BE Lehmann, R Purtschert, A Love, ...
Earth and Planetary Science Letters 182 (1), 103-113, 2000
137 2000 An atom counter for measuring 81Kr and 85Kr in environmental samples W Jiang, K Bailey, ZT Lu, P Mueller, TP O’Connor, CF Cheng, SM Hu, ...
Geochimica et Cosmochimica Acta 91, 1-6, 2012
127 2012 Discovery of underground argon with low level of radioactive 39Ar and possible applications to WIMP dark matter detectors D Acosta-Kane, R Acciarri, O Amaize, M Antonello, B Baibussinov, ...
Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2008
107 2008 Cosmogenic, radiogenic, and stable isotopic constraints on groundwater residence time in the Nubian Aquifer, Western Desert of Egypt LJ Patterson, NC Sturchio, BM Kennedy, MC Van Soest, M Sultan, ZT Lu, ...
Geochemistry, Geophysics, Geosystems 6 (1), 2005
102 2005 A new method of measuring 81 Kr and 85 Kr abundances in environmental samples X Du, R Purtschert, K Bailey, BE Lehmann, R Lorenzo, ZT Lu, P Mueller, ...
Geophysical research letters 30 (20), 2003
102 2003 Groundwater age distributions at a public drinking water supply well field derived from multiple age tracers (85 Kr, 3 H/3 He, and 39 Ar) A Visser, HP Broers, R Purtschert, J Sültenfuß, M de Jonge
Water Resources Research 49 (11), 7778-7796, 2013
96 2013 On some methodological problems in the use of environmental tracers to estimate hydrogeologic parameters and to calibrate flow and transport models A Zuber, K Różański, J Kania, R Purtschert
Hydrogeology journal 19 (1), 53-69, 2011
91 2011 Radiometric 81 Kr dating identifies 120,000-year-old ice at Taylor Glacier, Antarctica C Buizert, D Baggenstos, W Jiang, R Purtschert, VV Petrenko, ZT Lu, ...
Proceedings of the National Academy of Sciences 111 (19), 6876-6881, 2014
81 2014 Continental degassing of 4 He by surficial discharge of deep groundwater PK Aggarwal, T Matsumoto, NC Sturchio, HK Chang, D Gastmans, ...
Nature geoscience 8 (1), 35-39, 2015
78 2015 Using 81Kr and noble gases to characterize and date groundwater and brines in the Baltic Artesian Basin on the one-million-year timescale C Gerber, R Vaikmäe, W Aeschbach, A Babre, W Jiang, M Leuenberger, ...
Geochimica et Cosmochimica Acta 205, 187-210, 2017
76 2017 36Cl in modern groundwater dated by a multi-tracer approach (3H/3He, SF6, CFC-12 and 85Kr): a case study in quaternary sand aquifers in the Odense Pilot River Basin, Denmark JAC Alvarado, R Purtschert, K Hinsby, L Troldborg, M Hofer, R Kipfer, ...
Applied geochemistry 20 (3), 599-609, 2005
75 2005 Detection at the Isotopic Abundance Level with Atom Trap Trace AnalysisW Jiang, W Williams, K Bailey, AM Davis, SM Hu, ZT Lu, TP O’Connor, ...
Physical Review Letters 106 (10), 103001, 2011
71 2011 On the 14C and 39Ar Distribution in the Central Arctic Ocean: Implications for Deep Water Formation1 P Schlosser, B Kromer, G Östlund, B Ekwurzel, G Bönisch, HH Loosli, ...
Radiocarbon 36 (3), 327-343, 1994
67 1994 Age structure and recharge conditions of a coastal aquifer (northern Germany) investigated with 39Ar, 14C, 3H, He isotopes and Ne J Sültenfuss, R Purtschert, JF Führböter
Hydrogeology Journal 19 (1), 221-236, 2011
62 2011