Sang-Tae Kim
Sang-Tae Kim
Associate Professor
General Science Building, Rm 229
(905) 525-9140 ext. 26494
(905) 546-0463

On-going Projects

  1. Aragonite Clumped Isotope Thermometer: For a Better Understanding of Past Climate Change
  2. Boron Isotope Systematics in Calcium Carbonates: For an Accurate Estimation of Paleo-Seawater pH
  3. Multi-element Stable Isotope Systematics in Siderite: For Evaluating Abiogenic and Biogenic Signatures
  4. Sulfur Isotope in Lunar Glass: Search for Mass- Independent Signals from Lunar Samples
  5. Oxygen Isotope Fractionation between Rhodochrosite and Water at Low Temperatures
  6. Calcium Isotope Systematics in Two Polymorphs of CaCO3
  7. IAEA Sulfur Isotope Reference Materials for their delta 33S and delta 36S values


Stable Isotope Geochemistry, Paleoclimatology, Cosmochemistry, Aqueous Geochemistry, Experimental Geochemistry, Biomineralization, Low Temperature Geochemistry, Analytical Geochemistry.

  • Earth Sc/Envir Sc 2Q03 (Course Outline): Introduction to Environmental Geochemistry, (Term Two) 2017-18
  • Earth Sc/Envir Sc 3CC3 (Course Outline): Earth's Changing Climate, (Term One) 2017-18
  • Earth Sc/Envir Sc 4CC3 (Course Outline): Environment Reconstruction Using Stable Isotopes, not offered 2017-18
  • Earth Sc 753: Advanced Environmental Geochemistry (Term One/Two), 2017-18

Click Here for Full Publication List

El-Shenawy, M. I., Kim, S.-T., Schwarcz, H. P., Asmerom, Y., and Polyak, V. J. (2018) Speleothem evidence for the greening of the Sahara and its implication for the early human dispersal out of sub-Saharan Africa. Quaternary Science Reviews 188, 67-76.

McKenzie, S., Slater, G, Kim, S.-T., Pisaric, M. F. J. and Arain, M. F. (2018) Influence of seasonal temperature on tree-ring δ13C in different-aged temperate pine forests. Forest Ecology and Management 419-420, 197-205.

Kovacs, S. E., Reinhardt, E. G., Werner, C., Kim, S.-T., Devos, F. and Le Maillot, C. (2018) Seasonal trends in calcite raft formation from cenotes Rainbow, Feno and Monkey Dust, Quintana Roo, Mexico: Implications for paleoenvironmental studies. Palaeogeography, Palaeoclimatology, Palaeoecology 497, 157-167.

Jo, K-n., Yi, S., Lee, J.-Y., Woo, K. S., Cheng, H., Edwards, L. R. and Kim, S.-T. (2017) 1000-year quasi-periodicity of weak monsoon events in temperate Northeast Asia since the Mid-Holocene. Scientific Reports 7, 15196.

Kovacs, S. E., Reinhardt, E. G., Chatters, J. C., Rissolo, D., Schwarcz, H. P. Collins, S. V., Kim, S.-T., Blank, A. N. and Erreguerena, P. L. (2017) Calcite raft geochemistry as a hydrological proxy for Holocene aquifer condition in Hoyo Negro and Ich Balam (Sac Actun Cave system), Quintana Roo, Mexico. Quaternary Science Reviews 175, 97-111.

Spencer, C. and Kim, S.-T. (2015) Carbonate clumped isotope paleothermometry: a review of recent advances in CO2 gas evolution, purification, measurement and standardization techniques. Geosciences Journal 19, 357-374.

Kim, S.-T., Coplen, T. B. and Horita J. (2015) Normalization of stable isotope data for carbonate minerals: Implementation of IUPAC guidelines. Geochim. Cosmochim. Acta 158, 276-289. (Top 25 hottest articles in GCA between Apr. and Jun. 2015)

Antonelli, M. A., Kim, S.-T., Peters, M., Labidi, J., Cartigny, P., Walker, R. J., Lyons, J. R., Hoek, J. and Farquhar, J. (2014) An early inner Solar system origin for anomalous sulfur isotopes in differentiated protoplanets. Proceedings of the National Academy of Sciences of the United States of America 111, 17749-17754.

Crowe, S. A., Paris, G., Katsev, S., Jones, C., Kim, S.-T., Zerkle, A., Nomosatryo, S., Fowle, D. A., Adkins, J., Sessions, A., Farquhar, J. and Canfield, D. E. (2014) Sulfate was a trace constituent of Archean seawater. Science 346, 735-739.

Kim, S.-T., Klein Gebbinck, C., Mucci, A. and Coplen, T. B. (2014) Oxygen isotope systematics in the aragonite-CO2-H2O-NaCl system up to 0.7 mol/kg ionic strength at 25 degrees C. Geochim. Cosmochim. Acta 137, 147-158.

Franz, H. B., Kim, S.-T., Farquhar, J., Day, J. M. D., Economos, R. C., McKeegan, K. D., Schmitt, A. K., Irving, A. J., Hoek, J. and Dottin III, J. (2014) Isotopic links between atmospheric chemistry and the deep sulphur cycle on Mars. Nature 508, 364-368.

Klein Gebbinck, C. D., Kim, S.-T., Knyf, M. and Wyman, J. (2014) A new online technique for the simultaneous measurement of delta 13C of dissolved inorganic carbon (DIC) and delta 18O of water from a single solution sample using continuous flow isotope ratio mass spectrometry (CF-IRMS). Rapid Commun. Mass Spectrom. 28, 553-562.

Kim, J.-W., Kogure, T., Yang, K., Kim, S.-T., Jang, Y.-N., Baik, H.-S. and Geesey, G. (2012) The characterization of CaCO3 in a geothermal environment: A SEM/TEM-EELS study. Clays & Clay Minerals 60, 484-495.

Kim, S.-T., Park, S.-S. and Yun, S.-T. (2012) Influence of dissolved ions on determination of oxygen isotope composition of aqueous solutions using the CO2-H2O equilibration method. Rapid Commun. Mass Spectrom. 26, 2083-2092.

Kim, J.-S., Woo, K. S., Hong, W., An, D.-I. and Kim, S.-T. (2011) Paleoclimatic reconstruction using bivalves (Veneridae) from the Daejukri (Seosan) and Heohyeonri (Gimhae) shell mounds. Journal of the Geological Society of Korea 47, 485-497.

Wu, N., Farquhar, J., Strauss, H., Kim, S.-T., and Canfield, D. E. (2010) Evaluating the S-isotope fractionation associated with Phanerozoic pyrite burial. Geochim. Cosmochim. Acta.74, 2053-2071.

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