Photo of Sarrah Dunham-Cheatham, Extension

Sarrah Dunham-Cheatham

CAL Director (https://naes.unr.edu/cal)

Education

2007 B.S. Natural Resources & Environmental Science, Purdue University
2013 Ph.D. Geochemistry, University of Notre Dame

News & Journal Articles, Fact Sheets, Reports...

Book Chapter(s)
General Techniques in Geochemistry and Microbiology S. Dunham-Cheatham and Y. You 2019, Analytical Geomicrobiology: A Handbook of Instrumental Techniques
Journals
Interaction of reactive mercury with surfaces and implications for atmospheric mercury speciation measurements Allen, N., Gacnik, J., Dunham-Cheatham, S. M., & Gustin, M. S. 2024, Atmospheric Environment, 318, 120240
Limitations and insights regarding atmospheric mercury sampling using gold
The objective of this work was to develop a better understanding of what forms of Hg are collected on gold cartridges through the use of permeation tube-based calibrators, that release known amounts of Hg0 and HgII.
 Jan Gacnik, Seth Lyman, Sarrah M. Dunham-Cheatham, and Mae Sexauer Gustin 2024, Analytica Chimica Acta, Volume 1319, 29 August 2024, 342956
Alternate materials for the capture and quantification of gaseous oxidized mercury in the atmosphere Livia Lown, Sarrah M. Dunham-Cheatham, Seth Lyman, Mae Gustin 2024, Atmospheric Measurement Techniques
Comparison and calibration of methods for ambient reactive mercury quantification Dunham-Cheatham, S. M., Lyman, S., & Gustin, M. S. 2023, Science of The Total Environment, 856, 159219
Observations of the chemistry and concentrations of reactive Hg at locations with different ambient air chemistry. Gustin MS, Dunham-Cheatham SM, Allen N, Choma N, Johnson W, Lopez S, Russell A, Mei E, Magand O, Dommergue A, Elgiar T. 2023, Sci Total Environ. 2023 Dec 15;904:166184
Determining sources of reactive mercury compounds in Reno, Nevada, United States. Gustin, M. S., M., S., Choma, N., Shoemaker, K. T., & Allen, N. 2023, Frontiers in Environmental Chemistry, 4, 1202957
Phase partitioning of mercury, arsenic, selenium, and cadmium in Chlamydomonas reinhardtii and Arthrospira maxima microcosms. Lown, L., Vernaz, J. E., Dunham-Cheatham, S. M., Gustin, M. S., & Hiibel, S. R. 2023, Environmental pollution (Barking, Essex : 1987), 329, 121679
The Contribution of Fe(III) Reduction to Soil Carbon Mineralization in Montane Meadows Depends on Soil Chemistry, Not Parent Material or Microbial Community. Reed, C. C., Dunham-Cheatham, S. M., Castle, S. C., Vuono, D. C., & Sullivan, B. W. 2023, Journal of Geophysical Research: Biogeosciences, 128(5), e2022JG007325
Development of an understanding of reactive mercury in ambient air: A review M.S. Gustin, S.M. Dunham-Cheatham, J. Huang, S. Lindberg, S. Lyman 2021, Atmosphere
Use of membranes and detailed HYSPLIT analyses to understand atmospheric particulate, gaseous oxidized, and reactive mercury chemistry M.S. Gustin, S.M. Dunham-Cheatham, L. Zhang, S. Lyman, N. Choma, M. Castro 2021, Environmental Science & Technology
Using a next-generation sequencing approach to DNA metabarcoding for identification of adulteration and potential sources of mercury in commercial cat and dog foods S.M. Dunham-Cheatham, K.B. Klingler, M. Vargas Estrada, M.S. Gustin 2021, Science of the Total Environment
Fate of Springtime Atmospheric Reactive Mercury: Concentrations and Deposition at Zeppelin, Svalbard S.Osterwalder*, S. M. Dunham-Cheatham, B.F. Araujo, O. Magand, J.L. Thomas, F. Baladima, K. Pfaffhuber, T. Berg, L.Zhang, J. Huang, A. Dommergue, J. E. Sonke, and M.S. Gustin 2021, ACS Earth Space Chem. 2021, 5, 11, 3234–3246
Improvements for quantification and identification of atmospheric reactive mercury A. Luippold, M.S. Gustin, S. Dunham-Cheatham, and L. Zhang 2020, Atmospheric Environment
Use of multiple lines of evidence to understand reactive mercury concentrations and chemistry in Hawai’i, Nevada, Maryland, and Utah, USA A. Luippold, M.S. Gustin, S. Dunham-Cheatham, M. Castro, W. Luke, S. Lyman, and L. Zhang 2020, Environmental Science & Technology
Oxidation of soil organic carbon during an anoxic-oxic transition Q. Zhao, S.M. Dunham-Cheatham, D. Adhikari, C. Chen, A. Patel, S. Poulson, P. Verburg, X. Wang, E. Roden, A. Thompson, and Y. Yang 2020, Geoderma
Unexpected mechanism for glucose-primed soil organic carbon mineralization under an anaerobic-aerobic transition S. Dunham-Cheatham, Q. Zhao, D. Obrist, and Y. Yang 2020, Geoderma
Persistent agricultural legacy in soil influences plant restoration success in a Great Basin salt desert ecosystem S. Dunham-Cheatham, S. Freund, S. Uselman, E. Leger, and B. Sullivan 2020, Ecological Restoration, 38:1
Evaluation of sorption surface materials for reactive mercury compounds Sarrah Dunham-Cheatham, Seth Lyman, Mae Sexauer Gustin 2020, Atmospheric Environment Volume 242, 1
Improvements to the accuracy of atmospheric oxidized mercury measurements Seth Lyman, Lynne Gratz, Sarrah M. Dunham-Cheatham, Mae Gustin, Adriel Luippold 2020, Environmental Science & Technology
Aerobic respiration of mineral-bound organic carbon in a soil D. Adhikari, S. Dunham-Cheatham, D. Wordofa, P. Verburg, S. Poulson, and Y. Yang 2019, Science of the Total Environment
Biogeochemical fate of ferrihydrite-model organic compound complexes during anaerobic microbial reduction D. Wordofa, D. Adhikari, S. Dunham-Cheatham, Q. Zhao, S. Poulson, Y. Tang, and Y. Yang 2019, Science of the Total Environment
Evaluation of cation exchange membrane performance under exposure to high Hg0 and HgBr2 concentrations M. Miller, S. Dunham-Cheatham, M.S. Gustin, and G. Edwards 2019, Atmospheric Measurement Techniques
Comparison of 4 methods for measurement of reactive, gaseous oxidized, and particulate bound mercury M.S. Gustin, S. Dunham-Cheatham, and L. Zhang 2019, Environmental Science & Technology
What is in commercial cat and dog food? The case for mercury and DNA testing S. Dunham-Cheatham, K. Klingler, M. Peacock, M.B. Teglas, and M.S. Gustin 2019, Science of the Total Environment
The effect of natural organic matter on the adsorption of mercury to bacterial cells S. Dunham-Cheatham, B. Mishra, S. Myneni, and J. Fein 2015, Geochimica et Cosmochimica Acta
The effect of chloride on the adsorption of Hg onto three bacterial species S. Dunham-Cheatham, B. Farrell, B. Mishra, S. Myneni, and J. Fein 2014, Chemical Geology
Bioreduction of hydrogen uranyl phosphate: mechanisms and U(IV) products X. Rui, M.J. Kwon, E. O’Loughlin, S. Dunham-Cheatham, J. Fein, B. Bunker, K. Kemner, and M. Boyanov 2013, Environmental Science & Technology
The effects of non-metabolizing bacterial cells on the precipitation of U, Pb and Ca phosphates S. Dunham-Cheatham, X. Rui, B. Bunker, N. Menguy, R. Hellmann, and J. Fein 2011, Geochimica et Cosmochimica Acta
Reviews
What is the utility of measuring gaseous HgII dry deposition using Aerohead samplers?: A review Gustin, M. S., Dunham-Cheatham, S. M., Osterwalder, S., Magand, O., & Dommergue, A. 2024, Science of The Total Environment, 907, 167895.