Ca, Sr and Ba stable isotopes reveal the fate of soil nutrients along a tropical climosequence in Hawaii von Bullen, Thomas, Chadwick, Oliver

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Barium Isotopic Compositions of Geological Reference Materials von Zuilen, Kirsten, Nägler, Thomas F., Bullen, Thomas D.

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Chromium isotope fractionation factors for reduction of Cr(VI) by aqueous Fe(II) and organic molecules von Kitchen, Jacquelyn W., Johnson, Thomas M., Bullen, Thomas D., Zhu, Jianming, Raddatz, Amanda

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Chromium Isotopes and the Fate of Hexavalent Chromium in the Environment von Ellis, Andre S., Johnson, Thomas M., Bullen, Thomas D.

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Microbial mass-dependent fractionation of chromium isotopes von Sikora, Eric R., Johnson, Thomas M., Bullen, Thomas D.

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Molecular phylogeny of Oreochromis (Cichlidae: Oreochromini) reveals mito-nuclear discordance and multiple colonisation of adverse aquatic environments von Ford, Antonia G.P., Bullen, Thomas R., Pang, Longson, Genner, Martin J., Bills, Roger, Flouri, Tomáš, Ngatunga, Benjamin P., Rüber, Lukas, Schliewen, Ulrich K., Seehausen, Ole, Shechonge, Asilatu, Stiassny, Melanie L.J., Turner, George F., Day, Julia J.

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Delta Chromium-53/52 isotopic composition of native and contaminated groundwater, Mojave Desert, USA von Izbicki, John A., Bullen, Thomas D., Martin, Peter, Schroth, Brian

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Formation of Tellurium Nanocrystals during Anaerobic Growth of Bacteria That Use Te Oxyanions as Respiratory Electron Acceptors von Baesman, Shaun M, Bullen, Thomas D, Dewald, James, Zhang, Donghui, Curran, Seamus, Islam, Farhana S, Beveridge, Terry J, Oremland, Ronald S

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Forest calcium depletion and biotic retention along a soil nitrogen gradient von Perakis, Steven S, Sinkhorn, Emily R, Catricala, Christina E, Bullen, Thomas D, Fitzpatrick, John A, Hynicka, Justin D, Cromack, Kermit

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Dynamic Marine Calcium Cycle During the Past 28 Million Years von Griffith, Elizabeth M, Paytan, Adina, Caldeira, Ken, Bullen, Thomas D, Thomas, Ellen

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Iron isotope fractionation during microbially stimulated Fe(II) oxidation and Fe(III) precipitation von Balci, Nurgul, Bullen, Thomas D., Witte-Lien, Kerstin, Shanks, Wayne C., Motelica, Mikael, Mandernack, Kevin W.

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Effects of ocean acidification on the marine calcium isotope record at the Paleocene–Eocene Thermal Maximum von Griffith, Elizabeth M, Fantle, Matthew S, Eisenhauer, Anton, Paytan, Adina, Bullen, Thomas D

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Chromium, chromium isotopes and selected trace elements, western Mojave Desert, USA von Izbicki, John A., Ball, James W., Bullen, Thomas D., Sutley, Stephen J.

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Using Chromium Stable Isotope Ratios To Quantify Cr(VI) Reduction:  Lack of Sorption Effects von Ellis, Andre S, Johnson, Thomas M, Bullen, Thomas D

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Influences of calcium availability and tree species on Ca isotope fractionation in soil and vegetation von Page, Blair D, Bullen, Thomas D, Mitchell, Myron J

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Ca isotopic geochemistry of an Antarctic aquatic system von Lyons, W. Berry, Bullen, Thomas D., Welch, Kathleen A.

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High-Precision Measurement of Variations in Calcium Isotope Ratios in Urine by Multiple Collector Inductively Coupled Plasma Mass Spectrometry von Morgan, Jennifer L. L, Gordon, Gwyneth W, Arrua, Ruth C, Skulan, Joseph L, Anbar, Ariel D, Bullen, Thomas D

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Characterization of calcium isotopes in natural and synthetic barite von Griffith, Elizabeth M., Schauble, Edwin A., Bullen, Thomas D., Paytan, Adina

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Evidence for high salinity of Early Cretaceous sea water from the Chesapeake Bay crater von Sanford, Ward E., Doughten, Michael W., Coplen, Tyler B., Hunt, Andrew G., Bullen, Thomas D.

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Essentials of iron, chromium, and calcium isotope analysis of natural materials by thermal ionization mass spectrometry von Fantle, Matthew S., Bullen, Thomas D.

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