Slater, G.F., J. Lippmann-Pipke, D.P. Moser, C.M. Reddy, T.C. Onstott, G. Lacrampe-Couloume, and B.S. Lollar. 2006. “14C in Methane and DIC in the Deep Terrestrial Subsurface: Implications for Microbial Methanogenesis”. Handbook of Environmental Chemistry, Volume 5: Water Pollution 23: 453-62. doi:10.1080/01490450600875787.

Slater, G.F., J. Lippmann-Pipke, D.P. Moser, C.M. Reddy, T.C. Onstott, G. Lacrampe-Couloume, and B. Lollar. 2006. “14c in Methane and Dic in the Deep Terrestrial Subsurface: Implications for Microbial Methanogenesis”. Geomicrobiology Journal 23: 453-62. doi:10.1080/01490450600875787.

Manzi, M., B.S. Lollar, T. Onstott, and E. van Heerden. 2016. “3D Seismics and Isotopic Analysis Provides Constraints on the Origin of Methane in the Earths Deep Subsurface”. In 78th EAGE Conference and Exhibition 2016: Efficient Use of Technology - Unlocking Potential. Referenced from www.scopus.com: 3D seismics and isotopic analysis provides constraints on the origin of methane in the earths deep subsurface.

Wood, D.J., H.H. Stowell, T.C. Onstott, and L.S. Hollister. 1991. “40 Ar 39 Ar Constraints on the Emplacement, Uplift and Cooling of the Coast Plutonic Complex Sill, Southeastern Alaska”. Geological Society of America Bulletin 103: 849-60. doi:10.1130/0016-7606(1991)103<0849:AACOTE>2.3.CO;2.

Onstott, T.C., and J. Dorbor. 1987. “40Ar/39Ar/and/Paleomagnetic/Results/from/Liberia/and/the/Precambrian/APW/Data/Base/for/the/West/African/Shield”. Journal of African Earth Sciences 6: 537-52. doi:10.1016/0899-5362(87)90094-7.

Hemming, S.R., R.H. Gwiazda, J.T. Andrews, W.S. Broecker, A.E. Jennings, and T.C. Onstott. 2000. “40Ar/39Ar/and/Pb-Pb/Study/of/Individual/Hornblende/and/Feldspar/Grains/from/Southeastern/Baffin/Island/Glacial/Sediments:/Implications/for/the/Provenance/of/the/Heinrich/Layers”. Canadian Journal of Earth Sciences 37: 879-90. doi:10.1139/e00-009.

Renne, P.R., J.M. Mattinson, C.W. Hatten, M. Somin, T.C. Onstott, G. Millán, and E. Linares. 1989. “40Ar/39Ar/and/U-Pb/Evidence/for/Late/Proterozoic/(Grenville-Age)/Continental/Crust/in/North-Central/Cuba/and/Regional/Tectonic/Implications”. Precambrian Research 42: 325-41. doi:10.1016/0301-9268(89)90017-X.

Renne, P.R., T.C. Onstott, M.S. D Agrella-Filho, I.G. Pacca, and W. Teixeira. 1990. “40Ar/39Ar/Dating/of/1.0-1.1/Ga/Magnetizations/from/the/São/Francisco/and/Kalahari/Cratons:/Tectonic/Implications/for/Pan-African/and/Brasiliano/Mobile/Belts”. Earth and Planetary Science Letters 101: 349-66. doi:10.1016/0012-821X(90)90165-T.

Lo, Ching-Hua, T.C. Onstott, and Chihming Wang Lee. 1993. “40Ar/39Ar/Dating/of/Plutonic/Metamorphic/Rocks/from/Chinmen/Island/off/Southeast/China/and/Its/Tectonic/Implications”. Journal - Geological Society of China 36: 35-55. Referenced from www.scopus.com: 40Ar/39Ar dating of plutonic/metamorphic rocks from Chinmen Island off southeast China and its tectonic implications.

Lee, J.K.W., T.C. Onstott, and J.A. Hanes. 1990. “An 40Ar 39Ar Investigation of the Contact Effects of a Dyke Intrusion, Kapuskasing Structural Zone, Ontario - A Comparison of Laser Microprobe and Furnace Extraction Techniques”. Contributions to Mineralogy and Petrology 105: 87-105. doi:10.1007/BF00320969.

Phillips, D., T.C. Onstott, and J.W. Harris. 1989. “40Ar/39Ar/Laser-Probe/Dating/of/Diamond/Inclusions/from/the/Premier/Kimberlite”. Nature 340: 460-62. doi:10.1038/340460a0.

Onstott, T.C., C.M. Hall, and D. York. 1989. “40Ar/39Ar/Thermochronometry/of/the/Imataca/Complex,/Venezuela”. Precambrian Research 42: 255-91. doi:10.1016/0301-9268(89)90014-4.

Warr, O., C.J. Ballentine, T.C. Onstott, D.M. Nisson, T.L. Kieft, D.J. Hillegonds, and Sherwood Lollar. 2022. “86Kr Excess and Other Noble Gases Identify a Billion-Year-Old Radiogenically-Enriched Groundwater System”. Nature Communications 13. doi:10.1038/s41467-022-31412-2.

Lau, M.C.Y., B.T. Stackhouse, A.C. Layton, A. Chauhan, T.A. Vishnivetskaya, K. Chourey, J. Ronholm, et al. 2015. “An Active Atmospheric Methane Sink in High Arctic Mineral Cryosols”. ISME Journal 9: 1880-91. doi:10.1038/ismej.2015.13.

Ledru, P., A. Cocherie, J. Barbosa, V. Johan, and T.C. Onstott. 1994. “Ages of Granulitic Metamorphism in the Sao Francisco Craton (Brazil): Implications for the Type of the Transamazonian Orogeny”. Tectonics 318 (2): 251-57.

Takai, K., D.P. Moser, T.C. Onstott, N. Spoelstra, S.M. Pfiffner, A. Dohnalkova, and J.K. Fredrickson. 2001. “Alkaliphilus Transvaalensis Gen. nov., Sp. Nov., an Extremely Alkaliphilic Bacterium Isolated from a Deep South African Gold Mine”. International Journal of Systematic and Evolutionary Microbiology 51: 1245-56. doi:10.1099/00207713-51-4-1245.

Cohen, H.A., R.J. Cumbest, and T.C. Onstott. 1993. “Alumina Ceramic As a Mounting Medium for Electron Microprobe Analysis and 40Ar 39Ar Laser Microprobe Dating of Mineral Grains”. Chemical Geology 106: 443-52. doi:10.1016/0009-2541(93)90043-I.

Beam, J.P., E.D. Becraft, J.M. Brown, F. Schulz, J.K. Jarett, O. Bezuidt, N.J. Poulton, et al. 2020. “Ancestral Absence of Electron Transport Chains in Patescibacteria and DPANN”. Frontiers in Microbiology 11. doi:10.3389/fmicb.2020.01848.

Phillips, D., and T.C. Onstott. 1986. “Application of 36 40Ar Versus 39Ar 40Ar Correlation Diagrams to the 40Ar 39Ar Spectra of Phlogopites from Southern African Kimberlites”. Geophysical Research Letters 13: 689-92. doi:10.1029/GL013i007p00689.

Girard, J.-P., and T.C. Onstott. 1991. “Application of 40Ar39Ar Laser-Probe and Step-Heating Techniques to the Dating of Diagenetic K-Feldspar Overgrowths”. Geochimica Et Cosmochimica Acta 55: 3777-93. doi:10.1016/0016-7037(91)90074-F.

Fuller, M.E., B.J. Mailloux, S.H. Streger, J.A. Hall, P. Zhang, W.P. Kovacik, S. Vainberg, W.P. Johnson, T.C. Onstott, and M.F. DeFlaun. 2004. “Application of a Vital Fluorescent Staining Method for Simultaneous, Near-Real-Time Concentration Monitoring of Two Bacterial Strains in an Atlantic Coastal Plain Aquifer in Oyster, Virginia”. Applied and Environmental Microbiology 70: 1680-87. doi:10.1128/AEM.70.3.1680-1687.2004.

Onstott, T.C. 1980. “Application of the Bibgham Distribution Function in Palaeomagnetic Studies.”. Journal of Geophysical Research 85: 1500-1510. doi:10.1029/JB085iB03p01500.

Takai, K., D.P. Moser, M. Deflaun, T.C. Onstott, and J.K. Fredrickson. 2001. “Archaeal Diversity in Waters from Deep South African Gold Mines”. Applied and Environmental Microbiology 67: 5750-60. doi:10.1128/AEM.67.21.5750-5760.2001.

Cumbest, R.J., E.L. Johnson, and T.C. Onstott. 1994. “Argon Composition of Metamorphic Fluids: Implications for 40 Ar 39 Ar Geochronology”. Geological Society of America Bulletin 106: 942-51. doi:10.1130/0016-7606(1994)106<0942:ACOMFI>2.3.CO;2.

Phillips, D., and T.C. Onstott. 1988. “Argon Isotopic Zoning in Mantle Phlogopite”. Geology 16: 542-46. doi:10.1130/0091-7613(1988)016<0542:AIZIMP>2.3.CO;2.

Lo, C.-H., J.K.W. Lee, and T.C. Onstott. 2000. “Argon Release Mechanisms of Biotite in Vacuo and the Role of Short-Circuit Diffusion and Recoil”. Chemical Geology 165: 135-66. doi:10.1016/S0009-2541(99)00167-9.

Onstott, T.C., and M.W. Peacock. 1987. “Argon Retentivity of Hornblendes: A Field Experiment in a Slowly Cooled Metamorphic Terrane”. Geochimica Et Cosmochimica Acta 51: 2891-2903. doi:10.1016/0016-7037(87)90365-6.

Liang, R., F.T. Robb, and T.C. Onstott. 2021. “Aspartic Acid Racemization and Repair in the Survival and Recovery of Hyperthermophiles After Prolonged Starvation at High Temperature”. FEMS Microbiology Ecology 97. doi:10.1093/femsec/fiab112.

Liang, R., M.C.Y. Lau, O. Baars, F.T. Robb, and T.C. Onstott. 2019. “Aspartic Acid Racemization Constrains Long-Term Viability and Longevity of Endospores”. FEMS Microbiology Ecology 95. doi:10.1093/femsec/fiz132.

Lo, C.-H., T.C. Onstott, C.-H. Chen, and T. Lee. 1994. “An Assessment of 40Ar39Ar Dating for the Whole-Rock Volcanic Samples from the Luzon Arc Near Taiwan”. Chemical Geology 114: 157-78. doi:10.1016/0009-2541(94)90049-3.

Stackhouse, B., M.C.Y. Lau, T. Vishnivetskaya, N. Burton, R. Wang, A. Southworth, L. Whyte, and T.C. Onstott. 2017. “Atmospheric CH4 Oxidation by Arctic Permafrost and Mineral Cryosols As a Function of Water Saturation and Temperature”. Geobiology 15: 94-111. doi:10.1111/gbi.12193.

Nayfach, S., S. Roux, R. Seshadri, D. Udwary, N. Varghese, F. Schulz, D. Wu, et al. 2021. “Author Correction: A Genomic Catalog of Earth’s Microbiomes (Nature Biotechnology, (2021), 39, 4, (499-509), 10.1038 S41587-020-0718-6)”. Nature Biotechnology 39: 521. doi:10.1038/s41587-021-00898-4.

Lin, L.-H., T.C. Onstott, and H. Dong. 2000. “Backscattered 39Ar Loss in Fine-Grained Minerals: Implications for 40Ar 39Ar Geochronology of Clay”. Geochimica Et Cosmochimica Acta 64: 3965-74. doi:10.1016/S0016-7037(00)00439-7.

Fredrickson, J.K., J.M. Zachara, D.W. Kennedy, H. Dong, T.C. Onstott, N.W. Hinman, and S.-M. Li. 1998. “Biogenic Iron Mineralization Accompanying the Dissimilatory Reduction of Hydrous Ferric Oxide by a Groundwater Bacterium”. Geochimica Et Cosmochimica Acta 62: 3239-57. doi:10.1016/S0016-7037(98)00243-9.

Magnabosco, C., L.-H. Lin, H. Dong, M. Bomberg, W. Ghiorse, H. Stan-Lotter, K. Pedersen, T.L. Kieft, E. van Heerden, and T.C. Onstott. 2018. “The Biomass and Biodiversity of the Continental Subsurface”. Nature Geoscience 11: 707-17. doi:10.1038/s41561-018-0221-6.

Balkwill, D., J. Chen, M. Deflaun, F. Dobbs, H. Dong, J. Fredrickson, M. Fuller, et al. 2001. “Breakthroughs in Field-Scale Bacterial Transport”. Eos 82: 423-25. doi:10.1029/01EO00255.

Davidson, M.M., B.J. Silver, T.C. Onstott, D.P. Moser, T.M. Gihring, L.M. Pratt, E.A. Boice, et al. 2011. “Capture of Planktonic Microbial Diversity in Fractures by Long-Term Monitoring of Flowing Boreholes, Evander Basin, South Africa”. Geomicrobiology Journal 28: 275-300. doi:10.1080/01490451.2010.499928.

Lollar, Sherwood, E. van Heerden, T.C. Onstott, and T. Kieft. 2011. “Carbon Cycling in the Deep Crustal Biosphere”. Elements 7: 137. Referenced from www.scopus.com: Carbon cycling in the deep crustal biosphere.

Mailloux, B.J., A. Dochenetz, M. Bishop, H. Dong, L.A. Ziolkowski, K.E. Wommack, E.G. Sakowski, T.C. Onstott, and G.F. Slater. 2012. “A Carbon Free Filter for Collection of Large Volume Samples of Cellular Biomass from Oligotrophic Waters”. Journal of Microbiological Methods 90: 145-51. doi:10.1016/j.mimet.2012.04.016.

Pfiffner, S.M., T.C. Onstott, T. Ruskeeniemi, M. Talikka, C. Bakermans, D. McGown, E. Chan, et al. 2008. “Challenges for Coring Deep Permafrost on Earth and Mars”. Astrobiology 8: 623-38. doi:10.1089/ast.2007.0159.

Tseng, H.-Y., P.J. Heaney, and T.C. Onstott. 1995. “Characterization of Lattice Strain Induced by Neutron Irradiation”. Physics and Chemistry of Minerals 22: 399-405. doi:10.1007/BF00213338.

Vishnivetskaya, T.A., A.C. Layton, M.C.Y. Lau, A. Chauhan, K.R. Cheng, A.J. Meyers, J.R. Murphy, et al. 2014. “Commercial DNA Extraction Kits Impact Observed Microbial Community Composition in Permafrost Samples”. FEMS Microbiology Ecology 87: 217-30. doi:10.1111/1574-6941.12219.

Wu, X., A. Chauhan, A.C. Layton, M.C.Y. Lau Vetter, B.T. Stackhouse, D.E. Williams, L. Whyte, S.M. Pfiffner, T.C. Onstott, and T.A. Vishnivetskaya. 2021. “Comparative Metagenomics of the Active Layer and Permafrost from Low-Carbon Soil in the Canadian High Arctic”. Environmental Science and Technology 55: 12683-93. doi:10.1021/acs.est.1c00802.

DeFlaun, M.F., M.E. Fuller, P. Zhang, W.P. Johnson, B.J. Mailloux, W.E. Holben, W.P. Kovacik, D.L. Balkwill, and T.C. Onstott. 2001. “Comparison of Methods for Monitoring Bacterial Transport in the Subsurface”. Journal of Microbiological Methods 47: 219-31. doi:10.1016/S0167-7012(01)00307-4.

Magnabosco, C., M. Tekere, M.C.Y. Lau, B. Linage, O. Kuloyo, M. Erasmus, E. Cason, et al. 2014. “Comparisons of the Composition and Biogeographic Distribution of the Bacterial Communities Occupying South African Thermal Springs With Those Inhabiting Deep Subsurface Fracture Water”. Frontiers in Microbiology 5. doi:10.3389/fmicb.2014.00679.

Onstott, T.C., R.B. Hargraves, Derek York, and Chris Hall. 1984. “CONSTRAINTS ON THE MOTIONS OF SOUTH AMERICAN AND AFRICAN SHIELDS DURING THE PROTEROZOIC: I. 40Ar 39Ar AND PALEOMAGNETIC CORRELATIONS BETWEEN VENEZUELA AND LIBERIA.”. Bulletin of the Geological Society of America 95: 1045-54. doi:10.1130/0016-7606(1984)95<1045:COTMOS>2.0.CO;2.

Onstott, T.C., R.B. Hargraves, P. Joubert, and D.L. Reid. 1986. “Constraints on the Tectonic Evolution of the Namaqua Province I: Palaeomagnetic and 40 Ar 39Ar Results from the Richtersveld Subprovince ( South Africa).”. Transactions - Geological Society of South Africa 89: 117-42. Referenced from www.scopus.com: Constraints on the tectonic evolution of the Namaqua Province I: palaeomagnetic and 40 Ar/39Ar results from the Richtersveld subprovince ( South Africa).

Onstott, T.C., R.B. Hargraves, and P. Joubert. 1986. “Constraints on the Tectonic Evolution of the Namaqua Province II: Reconnaissance Palaeomagnetic and 40 Ar 39Ar Results from the Namaqua Province and Kheis Belt ( South Africa).”. Transactions - Geological Society of South Africa 89: 143-70. Referenced from www.scopus.com: Constraints on the tectonic evolution of the Namaqua Province II: reconnaissance palaeomagnetic and 40 Ar/39Ar results from the Namaqua Province and Kheis Belt ( South Africa).

Onstott, T.C., R.B. Hargraves, and D.L. Reid. 1986. “Constraints on the Tectonic Evolution of the Namaqua Province III: Palaeomagnetic and 40 Ar 39Ar Results from the Gannakouriep Dyke Swarm ( South Africa).”. Transactions - Geological Society of South Africa 89: 171-83. Referenced from www.scopus.com: Constraints on the tectonic evolution of the Namaqua Province III: palaeomagnetic and 40 Ar/39Ar results from the Gannakouriep dyke swarm ( South Africa).

Tseng, H.-Y., T.C. Onstott, R.C. Burruss, and D.S. Miller. 1996. “Constraints on the Thermal History of Taylorsville Basin, Virginia, U.S.A., from Fluid-Inclusion and Fission-Track Analyses: Implications for Subsurface Geomicrobiology Experiments”. Chemical Geology 127: 297-311. doi:10.1016/0009-2541(95)00130-1.