Thomas Martin Johnson

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1987
1994
1997

Rapid exchange effects on isotope ratios in groundwater systems 1. Development of a transport-dissolution-exchange model

Johnson, T. M. & DePaolo, D. J., Jan 1997, In : Water Resources Research. 33, 1, p. 187-195 9 p.

Research output: Contribution to journalArticle

Rapid exchange effects on isotope ratios in groundwater systems 2. Flow investigation using Sr isotope ratios

Johnson, T. M. & DePaolo, D. J., Jan 1997, In : Water Resources Research. 33, 1, p. 197-209 13 p.

Research output: Contribution to journalArticle

1999

Selenium isotope ratios as indicators of selenium sources and oxyanion reduction

Johnson, T. M., Herbel, M. J., Bullen, T. D. & Zawislanski, P. T., Sep 1 1999, In : Geochimica et Cosmochimica Acta. 63, 18, p. 2775-2783 9 p.

Research output: Contribution to journalArticle

2000

Fractionation of selenium isotopes during bacterial respiratory reduction of selenium oxyanions

Herbel, M. J., Johnson, T. M., Oremland, R. S. & Bullen, T. D., Jan 1 2000, In : Geochimica et Cosmochimica Acta. 64, 21, p. 3701-3709 9 p.

Research output: Contribution to journalArticle

Groundwater "fast paths" in the Snake Plain aquifer: Radiogenic isotope ratios as natural groundwater tracers

Johnson, T. M., Roback, R. C., McLing, T. L., Bullen, T. D., DePaolo, D. J., Doughty, C., Hunt, R. J., Smith, R. W., De Wayne, C. L. & Murrell, M. T., Jan 1 2000, In : Geology. 28, 10, p. 871-874 4 p.

Research output: Contribution to journalArticle

Selenium stable isotope ratios as indicators of sources and cycling of selenium: Results from the northern reach of San Francisco Bay

Johnson, T. M., Bullen, T. D. & Zawislanski, P. T., Jun 1 2000, In : Environmental Science and Technology. 34, 11, p. 2075-2079 5 p.

Research output: Contribution to journalArticle

2001

Uranium isotopic evidence for groundwater chemical evolution and flow patterns in the Eastern Snake River Plain aquifer, Idaho

Roback, R. C., Johnson, T. M., McLing, T. L., Murrell, M. T., Luo, S. & Ku, T. L., Sep 1 2001, In : Bulletin of the Geological Society of America. 113, 9, p. 1133-1141 9 p.

Research output: Contribution to journalArticle

2002

Chemical characteristics of thermal water beneath the eastern Snake River Plain

McLing, T. L., Smith, R. W. & Johnson, T. M., Jan 1 2002, In : Special Paper of the Geological Society of America. 353, p. 205-211 7 p.

Research output: Contribution to journalArticle

Chromium isotopes and the fate of hexavalent chromium in the environment

Ellis, A. S., Johnson, T. M. & Bullen, T. D., Mar 15 2002, In : Science. 295, 5562, p. 2060-2062 3 p.

Research output: Contribution to journalArticle

Paradox of groundwater age: Correction

Bethke, C. M. & Johnson, T. M., Apr 1 2002, In : Geology. 30, 4, p. 385-388 4 p.

Research output: Contribution to journalArticle

Paradox of groundwater age

Bethke, C. M. & Johnson, T. M., Feb 2002, In : Geology. 30, 2, p. 107-110 4 p.

Research output: Contribution to journalArticle

Selenium stable isotope ratios in California agricultural drainage water management systems

Herbel, M. J., Johnson, T. M., Tanji, K. K., Gao, S. & Bullen, T. D., Jan 1 2002, In : Journal of Environmental Quality. 31, 4, p. 1146-1156 11 p.

Research output: Contribution to journalArticle

Transport modeling applied to the interpretation of groundwater 36Cl age

Park, J., Bethke, C. M., Torgersen, T. & Johnson, T. M., May 2002, In : Water Resources Research. 38, 5, p. 11-115 105 p.

Research output: Contribution to journalArticle

2003

Selenium isotope fractionation during reduction by Fe(II)-Fe(III) hydroxide-sulfate (green rust)

Johnson, T. M. & Bullen, T. D., Feb 1 2003, In : Geochimica et Cosmochimica Acta. 67, 3, p. 413-419 7 p.

Research output: Contribution to journalArticle

Stable isotope fractionation of selenium by natural microbial consortia

Ellis, A. S., Johnson, T. M., Herbel, M. J. & Bullen, T. D., Apr 15 2003, In : Chemical Geology. 195, 1-4, p. 119-129 11 p.

Research output: Contribution to journalArticle

2004

A review of mass-dependent fractionation of selenium isotopes and implications for other heavy stable isotopes

Johnson, T. M., Apr 15 2004, In : Chemical Geology. 204, 3-4, p. 201-214 14 p.

Research output: Contribution to journalArticle

Mass-dependent fractionation of selenium and chromium isotopes in low-temperature environments

Johnson, T. M. & Bullen, T. D., Dec 1 2004, In : Reviews in Mineralogy and Geochemistry. 55, p. 289-317 29 p.

Research output: Contribution to journalArticle

Using chromium stable isotope ratios to quantify Cr(VI) reduction: Lack of sorption effects

Ellis, A. S., Johnson, T. M. & Bullen, T. D., Jul 7 2004, In : Environmental Science and Technology. 38, 13, p. 3604-3607 4 p.

Research output: Contribution to journalArticle

2006

Experimentally determined uranium isotope fractionation during reduction of hexavalent U by bacteria and zero valent iron

Rademacher, L. K., Lundstrom, C. C., Johnson, T. M., Sanford, R. A., Zhao, J. & Zhang, Z., Nov 15 2006, In : Environmental Science and Technology. 40, 22, p. 6943-6948 6 p.

Research output: Contribution to journalArticle

2007

Denitrification in the shallow ground water of a tile-drained, agricultural watershed

Mehnert, E., Hwang, H. H., Johnson, T. M., Sanford, R. A., Beaumont, W. C. & Holm, T. R., Jan 2007, In : Journal of Environmental Quality. 36, 1, p. 80-90 11 p.

Research output: Contribution to journalArticle

2008

Microbial mass-dependent fractionation of chromium isotopes

Sikora, E. R., Johnson, T. M. & Bullen, T. D., Aug 1 2008, In : Geochimica et Cosmochimica Acta. 72, 15, p. 3631-3641 11 p.

Research output: Contribution to journalArticle

2009

Variation in strontium isotope ratios of archaeological fauna in the Midwestern United States: a preliminary study

Hedman, K. M., Curry, B. B., Johnson, T. M., Fullagar, P. D. & Emerson, T. E., Jan 2009, In : Journal of Archaeological Science. 36, 1, p. 64-73 10 p.

Research output: Contribution to journalArticle

Variations in 238U/235U in uranium ore deposits: Isotopic signatures of the U reduction process?

Bopp IV, C. J., Lundstrom, C. C., Johnson, T. M. & Glessner, J. J. G., Sep 8 2009, In : Geology. 37, 7, p. 611-614 4 p.

Research output: Contribution to journalArticle

2010

Cr stable isotopes as indicators of Cr(VI) reduction in groundwater: A detailed time-series study of a point-source plume

Berna, E. C., Johnson, T. M., Makdisi, R. S. & Basu, A., Feb 1 2010, In : Environmental Science and Technology. 44, 3, p. 1043-1048 6 p.

Research output: Contribution to journalArticle

Hg stable isotope analysis by the double-spike method

Mead, C. & Johnson, T. M., Jun 1 2010, In : Analytical and bioanalytical chemistry. 397, 4, p. 1529-1538 10 p.

Research output: Contribution to journalArticle

Les métaux dans les particules atmosphériques: Les isotopes peuvent-ils aider à discriminer les pôles d'émission potentiels?

Translated title of the contribution: Metals in atmospheric particles: Can isotopes help discriminate potential sources?Widory, D., Petelet-Giraud, E., Bihan, O. L., Moullec, Y. L., Quetel, C., Snell, J., Van Bocxstaele, M., Hure, A., Canard, E., Joos, E., Forti, L., Bullen, T., Johnson, T. M. & Fiani, E., Nov 22 2010, In : Pollution Atmospherique. NUMERO SPECIAL, p. 75-82 8 p.

Research output: Contribution to journalArticle

2011

Cr stable isotopes in snake river plain aquifer groundwater: Evidence for natural reduction of dissolved Cr(VI)

Raddatz, A. L., Johnson, T. M. & McLing, T. L., Jan 15 2011, In : Environmental Science and Technology. 45, 2, p. 502-507 6 p.

Research output: Contribution to journalArticle

Isotope fractionation of selenium during fungal biomethylation by alternaria alternata

Schilling, K., Johnson, T. M. & Wilcke, W., Apr 1 2011, In : Environmental Science and Technology. 45, 7, p. 2670-2676 7 p.

Research output: Contribution to journalArticle

Selenium partitioning and stable isotope ratios in urban topsoils

Schilling, K., Johnson, T. M. & Wilcke, W., Jul 1 2011, In : Soil Science Society of America Journal. 75, 4, p. 1354-1364 11 p.

Research output: Contribution to journalArticle

2012

Chromium isotope fractionation factors for reduction of Cr(VI) by aqueous Fe(II) and organic molecules

Kitchen, J. W., Johnson, T. M., Bullen, T. D., Zhu, J. & Raddatz, A., Jul 15 2012, In : Geochimica et Cosmochimica Acta. 89, p. 190-201 12 p.

Research output: Contribution to journalArticle

Geochemistry and Cr stable isotopes of Cr-contaminated groundwater in León valley, Guanajuato, México

Villalobos-Aragón, A., Ellis, A. S., Armienta, M. A., Morton-Bermea, O. & Johnson, T. M., Sep 1 2012, In : Applied Geochemistry. 27, 9, p. 1783-1794 12 p.

Research output: Contribution to journalArticle

Selenium as paleo-oceanographic proxy: A first assessment

Mitchell, K., Mason, P. R. D., Van Cappellen, P., Johnson, T. M., Gill, B. C., Owens, J. D., Diaz, J., Ingall, E. D., Reichart, G. J. & Lyons, T. W., Jul 15 2012, In : Geochimica et Cosmochimica Acta. 89, p. 302-317 16 p.

Research output: Contribution to journalArticle

The occurrence and origin of selenium minerals in Se-rich stone coals, spoils and their adjacent soils in Yutangba, China

Zhu, J. M., Johnson, T. M., Finkelman, R. B., Zheng, B. S., Sýkorová, I. & Pešek, J., Nov 10 2012, In : Chemical Geology. 330-331, p. 27-38 12 p.

Research output: Contribution to journalArticle

2013

Environmental impacts of the Tennessee Valley Authority Kingston coal ash Spill. 1. Source apportionment using mercury stable isotopes

Bartov, G., Deonarine, A., Johnson, T. M., Ruhl, L., Vengosh, A. & Hsu-Kim, H., Feb 19 2013, In : Environmental Science and Technology. 47, 4, p. 2092-2099 8 p.

Research output: Contribution to journalArticle

Environmental impacts of the Tennessee Valley Authority Kingston coal ash spill. 2. effect of coal ash on methylmercury in historically contaminated river sediments

Deonarine, A., Bartov, G., Johnson, T. M., Ruhl, L., Vengosh, A. & Hsu-Kim, H., Feb 19 2013, In : Environmental Science and Technology. 47, 4, p. 2100-2108 9 p.

Research output: Contribution to journalArticle

Isotope fractionation of selenium by biomethylation in microcosm incubations of soil

Schilling, K., Johnson, T. M. & Wilcke, W., Aug 16 2013, In : Chemical Geology. 352, p. 101-107 7 p.

Research output: Contribution to journalArticle

Mobilization of arsenic in aquifers from the Datong Basin, China: Evidence from geochemical and iron isotopic data

Xie, X., Johnson, T. M., Wang, Y., Lundstrom, C. C., Ellis, A., Wang, X. & Duan, M., Feb 1 2013, In : Chemosphere. 90, 6, p. 1878-1884 7 p.

Research output: Contribution to journalArticle

No measurable changes in 238U/235U due to desorption-adsorption of U(VI) from groundwater at the Rifle, Colorado, integrated field research challenge site

Shiel, A. E., Laubach, P. G., Johnson, T. M., Lundstrom, C. C., Long, P. E. & Williams, K. H., Mar 19 2013, In : Environmental Science and Technology. 47, 6, p. 2535-2541 7 p.

Research output: Contribution to journalArticle

Selenium sorption and isotope fractionation: Iron(III) oxides versus iron(II) sulfides

Mitchell, K., Couture, R. M., Johnson, T. M., Mason, P. R. D. & Van Cappellen, P., Mar 9 2013, In : Chemical Geology. 342, p. 21-28 8 p.

Research output: Contribution to journalArticle

Unique Hg stable isotope signatures of compact fluorescent lamp-sourced Hg

Mead, C., Lyons, J. R., Johnson, T. M. & Anbar, A. D., Mar 19 2013, In : Environmental Science and Technology. 47, 6, p. 2542-2547 6 p.

Research output: Contribution to journalArticle

2014

A sequential extraction technique for mass-balanced stable selenium isotope analysis of soil samples

Schilling, K., Johnson, T. M. & Mason, P. R. D., Aug 14 2014, In : Chemical Geology. 381, p. 125-130 6 p.

Research output: Contribution to journalArticle

Coupled iron, sulfur and carbon isotope evidences for arsenic enrichment in groundwater

Wang, Y., Xie, X., Johnson, T. M., Lundstrom, C. C., Ellis, A., Wang, X., Duan, M. & Li, J., Nov 7 2014, In : Journal of Hydrology. 519, PA, p. 414-422 9 p.

Research output: Contribution to journalArticle

Cr isotope fractionation factors for Cr(VI) reduction by a metabolically diverse group of bacteria

Basu, A., Johnson, T. M. & Sanford, R. A., Oct 1 2014, In : Geochimica et Cosmochimica Acta. 142, p. 349-361 13 p.

Research output: Contribution to journalArticle