| 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 | 342 | 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 | 206 | 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 | 181 | 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 | 152 | 2014 |
| Constraining the age distribution of highly mixed groundwater using 39Ar: A multiple environmental tracer (3H/3He, 85Kr, 39Ar, and 14C) study in the … JA Corcho Alvarado, R Purtschert, F Barbecot, C Chabault, J Rueedi, ... Water Resources Research 43 (3), 2007 | 141 | 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 | 108 | 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 | 103 | 2005 |
| A new method of measuring 81Kr and 85Kr abundances in environmental samples X Du, R Purtschert, K Bailey, BE Lehmann, R Lorenzo, ZT Lu, P Mueller, ... Geophysical research letters 30 (20), 2003 | 101 | 2003 |
| Groundwater age distributions at a public drinking water supply well field derived from multiple age tracers (85Kr, 3H/3He, and 39Ar) A Visser, HP Broers, R Purtschert, J Sültenfuß, M de Jonge Water Resources Research 49 (11), 7778-7796, 2013 | 98 | 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 | 90 | 2011 |
| Radiometric 81Kr 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 | 82 | 2014 |
| 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 | 81 | 2017 |
| Continental degassing of 4He by surficial discharge of deep groundwater PK Aggarwal, T Matsumoto, NC Sturchio, HK Chang, D Gastmans, ... Nature geoscience 8 (1), 35-39, 2015 | 81 | 2015 |
| 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 | 74 | 2005 |
| Detection at the Isotopic Abundance Level with Atom Trap Trace Analysis W Jiang, W Williams, K Bailey, AM Davis, SM Hu, ZT Lu, TP O’Connor, ... Physical Review Letters 106 (10), 103001, 2011 | 70 | 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 | 70 | 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 | 63 | 2011 |
