| Year |
Citation |
Score |
| 2020 |
Basu A, Wanner C, Johnson TM, Lundstrom C, Sanford RA, Sonnenthal E, Boyanov MI, Kemner KM. Microbial U isotope fractionation depends on U(VI) reduction rate. Environmental Science & Technology. PMID 31909614 DOI: 10.1021/Acs.Est.9B05935 |
1 |
|
| 2019 |
Wu G, Zhu JM, Wang X, Johnson TM, Han G. High-sensitivity measurement of Cr isotopes by double spike MC-ICP-MS at the 10 ng level. Analytical Chemistry. PMID 31766840 DOI: 10.1021/acs.analchem.9b04704 |
1 |
|
| 2018 |
Jemison NE, Shiel A, Johnson TM, Lundstrom C, Long PE, Williams KH. Field application ofU/U measurements to detect re-oxidation and mobilization of U(IV). Environmental Science & Technology. PMID 29464949 DOI: 10.1021/acs.est.7b05162 |
0.56 |
|
| 2016 |
Jemison NE, Johnson TM, Shiel A, Lundstrom C. Uranium Isotopic Fractionation Induced by U(VI) Adsorption onto Common Aquifer Minerals. Environmental Science & Technology. PMID 27758097 DOI: 10.1021/acs.est.6b03488 |
0.56 |
|
| 2016 |
Wang X, Planavsky NJ, Reinhard CT, Hein JR, Johnson TM. A cenozoic seawater redox record derived from 238U/235U in ferromanganese crusts American Journal of Science. 315: 64-83. DOI: 10.2475/01.2016.02 |
1 |
|
| 2016 |
Shiel AE, Johnson TM, Lundstrom CC, Laubach PG, Long PE, Williams KH. Reactive transport of uranium in a groundwater bioreduction study: Insights from high-temporal resolution 238U/235U data Geochimica Et Cosmochimica Acta. 187: 218-236. DOI: 10.1016/j.gca.2016.05.020 |
1 |
|
| 2016 |
Mitchell K, Mansoor SZ, Mason PRD, Johnson TM, Van Cappellen P. Geological evolution of the marine selenium cycle: Insights from the bulk shale δ82/76Se record and isotope mass balance modeling Earth and Planetary Science Letters. 441: 178-187. DOI: 10.1016/j.epsl.2016.02.030 |
1 |
|
| 2016 |
Wang X, Reinhard CT, Planavsky NJ, Owens JD, Lyons TW, Johnson TM. Sedimentary chromium isotopic compositions across the Cretaceous OAE2 at Demerara Rise Site 1258 Chemical Geology. 429: 85-92. DOI: 10.1016/J.Chemgeo.2016.03.006 |
1 |
|
| 2015 |
Wang X, Johnson TM, Ellis AS. Corrigendum to "Equilibrium isotope fractionation and isotope exchange kinetics between Cr(III) and Cr(VI)" [Geochim. Cosmochim. Acta 153 (2015) 72-90] Geochimica Et Cosmochimica Acta. 163: 311. DOI: 10.1016/j.gca.2015.04.041 |
1 |
|
| 2015 |
Wang X, Johnson TM, Lundstrom CC. Low temperature equilibrium isotope fractionation and isotope exchange kinetics between U(IV) and U(VI) Geochimica Et Cosmochimica Acta. 158: 262-275. DOI: 10.1016/j.gca.2015.03.006 |
1 |
|
| 2015 |
Wang X, Johnson TM, Ellis AS. Equilibrium isotopic fractionation and isotopic exchange kinetics between Cr(III) and Cr(VI) Geochimica Et Cosmochimica Acta. 153: 72-90. DOI: 10.1016/j.gca.2015.01.003 |
1 |
|
| 2014 |
Planavsky NJ, Asael D, Hofmann A, Reinhard CT, Lalonde SV, Knudsen A, Wang X, Ossa Ossa F, Pecoits E, Smith AJB, Beukes NJ, Bekker A, Johnson TM, Konhauser KO, Lyons TW, et al. Evidence for oxygenic photosynthesis half a billion years before the Great Oxidation Event Nature Geoscience. 7: 283-286. DOI: 10.1038/Ngeo2122 |
1 |
|
| 2014 |
Wang Y, Xie X, Johnson TM, Lundstrom CC, Ellis A, Wang X, Duan M, Li J. Coupled iron, sulfur and carbon isotope evidences for arsenic enrichment in groundwater Journal of Hydrology. 519: 414-422. DOI: 10.1016/j.jhydrol.2014.07.028 |
1 |
|
| 2014 |
Xie X, Johnson TM, Wang Y, Lundstrom CC, Ellis A, Wang X, Duan M, Li J. Pathways of arsenic from sediments to groundwater in the hyporheic zone: Evidence from an iron isotope study Journal of Hydrology. 511: 509-517. DOI: 10.1016/j.jhydrol.2014.02.006 |
1 |
|
| 2014 |
Basu A, Johnson TM, Sanford RA. Cr isotope fractionation factors for Cr(VI) reduction by a metabolically diverse group of bacteria Geochimica Et Cosmochimica Acta. 142: 349-361. DOI: 10.1016/j.gca.2014.07.024 |
1 |
|
| 2014 |
Basu A, Sanford RA, Johnson TM, Lundstrom CC, Löffler FE. Uranium isotopic fractionation factors during U(VI) reduction by bacterial isolates Geochimica Et Cosmochimica Acta. 136: 100-113. DOI: 10.1016/J.Gca.2014.02.041 |
1 |
|
| 2014 |
Zhu JM, Johnson TM, Clark SK, Zhu XK, Wang XL. Selenium redox cycling during weathering of Se-rich shales: A selenium isotope study Geochimica Et Cosmochimica Acta. 126: 228-249. DOI: 10.1016/j.gca.2013.11.004 |
1 |
|
| 2014 |
Reinhard CT, Planavsky NJ, Wang X, Fischer WW, Johnson TM, Lyons TW. The isotopic composition of authigenic chromium in anoxic marine sediments: A case study from the Cariaco Basin Earth and Planetary Science Letters. 407: 9-18. DOI: 10.1016/J.Epsl.2014.09.024 |
1 |
|
| 2014 |
Schilling K, Johnson TM, Mason PRD. A sequential extraction technique for mass-balanced stable selenium isotope analysis of soil samples Chemical Geology. 381: 125-130. DOI: 10.1016/j.chemgeo.2014.04.014 |
1 |
|
| 2014 |
Heikoop JM, Johnson TM, Birdsell KH, Longmire P, Hickmott DD, Jacobs EP, Broxton DE, Katzman D, Vesselinov VV, Ding M, Vaniman DT, Reneau SL, Goering TJ, Glessner J, Basu A. Isotopic evidence for reduction of anthropogenic hexavalent chromium in Los Alamos National Laboratory groundwater Chemical Geology. 373: 1-9. DOI: 10.1016/j.chemgeo.2014.02.022 |
1 |
|
| 2013 |
Shiel AE, Laubach PG, Johnson TM, Lundstrom CC, Long PE, Williams KH. No measurable changes in (238)U/(235)U due to desorption-adsorption of U(VI) from groundwater at the Rifle, Colorado, integrated field research challenge site. Environmental Science & Technology. 47: 2535-41. PMID 23379698 DOI: 10.1021/es303913y |
1 |
|
| 2013 |
Mead C, Lyons JR, Johnson TM, Anbar AD. Unique Hg stable isotope signatures of compact fluorescent lamp-sourced Hg. Environmental Science & Technology. 47: 2542-7. PMID 23373764 DOI: 10.1021/Es303940P |
1 |
|
| 2013 |
Deonarine A, Bartov G, Johnson TM, Ruhl L, Vengosh A, Hsu-Kim H. Environmental impacts of the Tennessee Valley Authority Kingston coal ash spill. 2. Effect of coal ash on methylmercury in historically contaminated river sediments. Environmental Science & Technology. 47: 2100-8. PMID 23249246 DOI: 10.1021/Es303639D |
1 |
|
| 2013 |
Bartov G, Deonarine A, Johnson TM, Ruhl L, Vengosh A, Hsu-Kim H. Environmental impacts of the Tennessee Valley Authority Kingston coal ash spill. 1. Source apportionment using mercury stable isotopes. Environmental Science & Technology. 47: 2092-9. PMID 23157719 DOI: 10.1021/Es303111P |
1 |
|
| 2013 |
Xie X, Johnson TM, Wang Y, Lundstrom CC, Ellis A, Wang X, Duan M. Mobilization of arsenic in aquifers from the Datong Basin, China: evidence from geochemical and iron isotopic data. Chemosphere. 90: 1878-84. PMID 23146274 DOI: 10.1016/j.chemosphere.2012.10.012 |
1 |
|
| 2013 |
Schilling K, Johnson TM, Wilcke W. Isotope fractionation of selenium by biomethylation in microcosm incubations of soil Chemical Geology. 352: 101-107. DOI: 10.1016/j.chemgeo.2013.05.013 |
1 |
|
| 2013 |
Mitchell K, Couture RM, Johnson TM, Mason PRD, Van Cappellen P. Selenium sorption and isotope fractionation: Iron(III) oxides versus iron(II) sulfides Chemical Geology. 342: 21-28. DOI: 10.1016/j.chemgeo.2013.01.017 |
1 |
|
| 2012 |
Basu A, Johnson TM. Determination of hexavalent chromium reduction using Cr stable isotopes: isotopic fractionation factors for permeable reactive barrier materials. Environmental Science & Technology. 46: 5353-60. PMID 22424120 DOI: 10.1021/es204086y |
1 |
|
| 2012 |
Kitchen JW, Johnson TM, Bullen TD, Zhu J, Raddatz A. Chromium isotope fractionation factors for reduction of Cr(VI) by aqueous Fe(II) and organic molecules Geochimica Et Cosmochimica Acta. 89: 190-201. DOI: 10.1016/j.gca.2012.04.049 |
1 |
|
| 2012 |
Mitchell K, Mason PRD, Van Cappellen P, Johnson TM, Gill BC, Owens JD, Diaz J, Ingall ED, Reichart GJ, Lyons TW. Selenium as paleo-oceanographic proxy: A first assessment Geochimica Et Cosmochimica Acta. 89: 302-317. DOI: 10.1016/J.Gca.2012.03.038 |
1 |
|
| 2012 |
Zhu Jm, Johnson TM, Finkelman RB, Zheng Bs, Sýkorová I, Pešek J. The occurrence and origin of selenium minerals in Se-rich stone coals, spoils and their adjacent soils in Yutangba, China Chemical Geology. 330: 27-38. DOI: 10.1016/j.chemgeo.2012.08.023 |
1 |
|
| 2012 |
Villalobos-Aragón A, Ellis AS, Armienta MA, Morton-Bermea O, Johnson TM. Geochemistry and Cr stable isotopes of Cr-contaminated groundwater in León valley, Guanajuato, México Applied Geochemistry. 27: 1783-1794. DOI: 10.1016/j.apgeochem.2012.02.013 |
1 |
|
| 2011 |
Schilling K, Johnson TM, Wilcke W. Isotope fractionation of selenium during fungal biomethylation by Alternaria alternata. Environmental Science & Technology. 45: 2670-6. PMID 21366259 DOI: 10.1021/es102926p |
1 |
|
| 2011 |
Raddatz AL, Johnson TM, McLing TL. Cr stable isotopes in snake river plain aquifer groundwater: Evidence for natural reduction of dissolved Cr(VI) Environmental Science and Technology. 45: 502-507. PMID 21121656 DOI: 10.1021/es102000z |
1 |
|
| 2011 |
Schilling K, Johnson TM, Wilcke W. Selenium partitioning and stable isotope ratios in urban topsoils Soil Science Society of America Journal. 75: 1354-1364. DOI: 10.2136/sssaj2010.0377 |
1 |
|
| 2010 |
Clark SK, Johnson TM. Selenium stable isotope investigation into selenium biogeochemical cycling in a lacustrine environment: Sweitzer Lake, Colorado. Journal of Environmental Quality. 39: 2200-10. PMID 21284319 DOI: 10.2134/jeq2009.0380 |
1 |
|
| 2010 |
Bopp CJ, Lundstrom CC, Johnson TM, Sanford RA, Long PE, Williams KH. Uranium 238U/235U isotope ratios as indicators of reduction: results from an in situ biostimulation experiment at Rifle, Colorado, U.S.A. Environmental Science & Technology. 44: 5927-33. PMID 20597538 DOI: 10.1021/es100643v |
1 |
|
| 2010 |
Mead C, Johnson TM. Hg stable isotope analysis by the double-spike method. Analytical and Bioanalytical Chemistry. 397: 1529-38. PMID 20419491 DOI: 10.1007/S00216-010-3701-0 |
1 |
|
| 2010 |
Berna EC, Johnson TM, Makdisi RS, Basu A. Cr stable isotopes as indicators of Cr(VI) reduction in groundwater: a detailed time-series study of a point-source plume. Environmental Science & Technology. 44: 1043-8. PMID 20039722 DOI: 10.1021/es902280s |
1 |
|
| 2008 |
Clark SK, Johnson TM. Effective isotopic fractionation factors for solute removal by reactive sediments: a laboratory microcosm and slurry study. Environmental Science & Technology. 42: 7850-5. PMID 19031871 DOI: 10.1021/es801814v |
1 |
|
| 2008 |
Bethke CM, Johnson TM. Groundwater age and groundwater age dating Annual Review of Earth and Planetary Sciences. 36: 121-152. DOI: 10.1146/Annurev.Earth.36.031207.124210 |
1 |
|
| 2008 |
Sikora ER, Johnson TM, Bullen TD. Microbial mass-dependent fractionation of chromium isotopes Geochimica Et Cosmochimica Acta. 72: 3631-3641. DOI: 10.1016/j.gca.2008.05.051 |
1 |
|
| 2007 |
Mehnert E, Hwang HH, Johnson TM, Sanford RA, Beaumont WC, Holm TR. Denitrification in the shallow ground water of a tile-drained, agricultural watershed. Journal of Environmental Quality. 36: 80-90. PMID 17215215 DOI: 10.2134/jeq2006.0096 |
1 |
|
| 2006 |
Rademacher LK, Lundstrom CC, Johnson TM, Sanford RA, Zhao J, Zhang Z. Experimentally determined uranium isotope fractionation during reduction of hexavalent U by bacteria and zero valent iron. Environmental Science & Technology. 40: 6943-8. PMID 17153999 DOI: 10.1021/es0604360 |
1 |
|
| 2004 |
Ellis AS, Johnson TM, Bullen TD. Using chromium stable isotope ratios to quantify Cr(VI) reduction: Lack of sorption effects Environmental Science and Technology. 38: 3604-3607. PMID 15296311 DOI: 10.1021/es0352294 |
1 |
|
| 2004 |
Johnson TM. A review of mass-dependent fractionation of selenium isotopes and implications for other heavy stable isotopes Chemical Geology. 204: 201-214. DOI: 10.1016/j.chemgeo.2003.11.015 |
1 |
|
| 2004 |
Johnson TM, Bullen TD. Selenium, Iron and Chromium Stable Isotope Ratio Measurements by the Double Isotope Spike TIMS Method Handbook of Stable Isotope Analytical Techniques. 623-651. DOI: 10.1016/B978-044451114-0/50031-4 |
1 |
|
| 2003 |
Johnson TM, Bullen TD. Selenium isotope fractionation during reduction by Fe(II)-Fe(III) hydroxide-sulfate (green rust) Geochimica Et Cosmochimica Acta. 67: 413-419. DOI: 10.1016/S0016-7037(02)01137-7 |
1 |
|
| 2002 |
Bethke CM, Johnson TM. Ground water age. Ground Water. 40: 337-9. PMID 12113350 DOI: 10.1111/J.1745-6584.2002.Tb02510.X |
1 |
|
| 2002 |
Ellis AS, Johnson TM, Bullen TD. Chromium isotopes and the fate of hexavalent chromium in the environment Science. 295: 2060-2062. PMID 11896274 DOI: 10.1126/science.1068368 |
1 |
|
| 2002 |
McLing TL, Smith RW, Johnson TM. Chemical characteristics of thermal water beneath the eastern Snake River Plain Special Paper of the Geological Society of America. 353: 205-211. DOI: 10.1130/0-8137-2353-1.205 |
1 |
|
| 2001 |
Roback RC, Johnson TM, McLing TL, Murrell MT, Luo S, Ku TL. Uranium isotopic evidence for groundwater chemical evolution and flow patterns in the Eastern Snake River Plain aquifer, Idaho Bulletin of the Geological Society of America. 113: 1133-1141. DOI: 10.1130/0016-7606(2001)113<1133:UIEFGC>2.0.CO;2 |
1 |
|
| 2000 |
Johnson TM, Roback RC, McLing TL, Bullen TD, DePaolo DJ, Doughty C, Hunt RJ, Smith RW, De Wayne CL, Murrell MT. Groundwater "fast paths" in the Snake Plain aquifer: Radiogenic isotope ratios as natural groundwater tracers Geology. 28: 871-874. DOI: 10.1130/0091-7613(2000)28<871:Gfpits>2.0.Co;2 |
1 |
|
| 2000 |
Johnson TM, Bullen TD, Zawislanski PT. Selenium stable isotope ratios as indicators of sources and cycling of selenium: Results from the northern reach of San Francisco Bay Environmental Science and Technology. 34: 2075-2079. DOI: 10.1021/es990187y |
1 |
|
| 1994 |
Johnson TM, DePaolo DJ. Interpretation of isotopic data in groundwater‐rock systems: Model development and application to Sr isotope data from Yucca Mountain Water Resources Research. 30: 1571-1587. DOI: 10.1029/94Wr00157 |
1 |
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