Publications

You can also find my publications on my Google Scholar webpage.

Journal Articles

  1. Wen, T., Liu, M., Zheng, G., Li, Z. and Brantley, S.L., Applying Machine Learning to Predict Missing Methane Data and Detect Anomalous Methane in Groundwater. In preparation.

  2. Zheng, G., Liu, M., Wen, T., Wang, H., Yao, H., Brantley, S.L. and Li, Z., Targeted Source Detection for Environmental Data. Under review.

  3. Agarwal, A., Wen, T., Xue, L., Chen, A., Herman, A., and Brantley, S.L., Geonet: An Automated Geochemical Network Analysis with Application to Detecting Stream Water Contamination. In preparation.

  4. Wen, T., Woda, J., Marcon, V., Niu, X., Li, Z. and Brantley, S.L., 2019. Exploring How to Use Groundwater Chemistry to Identify Migration of Methane near Shale Gas Wells in the Appalachian Basin. Environmental Science & Technology. [download pdf]

  5. Liu, R., Heinemann, N., Liu, J., Zhu, W., Wilkinson, M., Xie, Y., Wang, Z., Wen, T., Hao, F., Haszeldine, S.R., 2019. CO2 Sequestration by Mineral Trapping in Natural Analogues in the Yinggehai Basin, South China Sea. Marine and Petroleum Geology. [download pdf]

  6. Wen, T., Agarwal, A., Xue, L., Chen, A., Herman, A., Li, Z. and Brantley, S.L., 2019. Assessing Changes in Groundwater Chemistry in Landscapes with More than 100 Years of Oil and Gas Development. Environmental Science: Processes & Impacts. [download pdf]

  7. Woda, J., Wen, T., Oakley, D., Yoxtheimer, D., Engelder, T., Castro, M.C. and Brantley, S.L., 2018. Detecting and Explaining Why Aquifers Occasionally Become Degraded Near Hydraulically Fractured Shale Gas Wells. Proceedings of the National Academy of Sciences. [download pdf]

  8. Larson, T.E., Nicot, J.P., Mickler, P., Castro, M.C., Darvari, R., Wen, T. and Hall, C.M., 2018. Monitoring Stray Natural Gas in Groundwater with Dissolved Nitrogen. An Example from Parker County, Texas. Water Resources Research. [download pdf]

  9. Wen, T., Niu, X., Gonzales, M., Zheng, G., Li, Z. and Brantley, S.L., 2018. Big groundwater data sets reveal possible rare contamination amid otherwise improved water quality for some analytes in a region of Marcellus Shale development. Environmental Science & Technology. [download pdf]

  10. Niu, X., Wen, T., Li, Z. and Brantley, S.L., 2018. One Step toward Developing Knowledge from Numbers in Regional Analysis of Water Quality. Environmental Science & Technology. [download pdf]

  11. Wen, T., Pinti, D.L., Castro, M.C., López-Hernández, A., Hall, C.M., Shouakar-Stash, O. and Sandoval-Medina, F., 2018. A Noble Gas and 87Sr/86Sr Study in Fluids of the Los Azufres Geothermal Field, Mexico – Assessing Impact of Exploitation and Constraining Heat Sources. Chemical Geology. [download pdf]

  12. Brantley, S.L., Vidic, R.D., Brasier, K., Yoxtheimer, D., Pollak, J., Wilderman, C. and Wen, T., 2018. Engaging over data on fracking and water quality. Science, 359(6374), pp.395-397. [download pdf]

  13. Wen, T., Castro, M.C., Nicot, J.P., Hall, C.M., Pinti, D.L., Mickler, P., Darvari, R. and Larson, T., 2017. Characterizing the noble gas isotopic composition of the Barnett Shale and Strawn group and constraining the source of stray gas in the Trinity Aquifer, north-central Texas. Environmental Science & Technology, 51(11), pp.6533-6541. [download pdf]

  14. Wen, T., Castro, M.C., Nicot, J.P., Hall, C.M., Larson, T., Mickler, P. and Darvari, R., 2016. Methane Sources and Migration Mechanisms in Shallow Groundwaters in Parker and Hood Counties, Texas - A Heavy Noble Gas Analysis. Environmental Science & Technology, 50(21), pp.12012-12021. [download pdf]

  15. Wen, T., Castro, M.C., Ellis, B.R., Hall, C.M. and Lohmann, K.C., 2015. Assessing compositional variability and migration of natural gas in the Antrim Shale in the Michigan Basin using noble gas geochemistry. Chemical Geology, 417, pp.356-370. [download pdf]

  16. Wen, T., Castro, M.C., Hall, C.M., Pinti, D.L. and Lohmann, K.C., 2015. Constraining groundwater flow in the Glacial Drift and Saginaw aquifers in the Michigan Basin through helium concentrations and isotopic ratios. Geofluids, 16(1), pp.3-25. [download pdf]

  17. Boucher, C., Pinti, D.L., Roy, M., Castro, M.C., Cloutier, V., Blanchette, D., Larocque, M., Hall, C.M., Wen, T. and Sano, Y., 2015. Groundwater age investigation of eskers in the Amos region, Quebec, Canada. Journal of Hydrology, 524, pp.1-14. [download pdf]

  18. Nie, Y., Liu, X., Wen, T., Sun, L. and Emslie, S.D., 2014. Environmental implication of nitrogen isotopic composition in ornithogenic sediments from the Ross Sea region, East Antarctica: Δ15N as a new proxy for avian influence. Chemical Geology, 363, pp.91-100. [download pdf]

Chapters in Books

  1. Wen, T., Data Sharing. In: Schintler L., McNeely C. (eds) Encyclopedia of Big Data. Springer, Cham, Switzerland. 5pp. In Press. Under review.

  2. Wen, T., Data Aggregation. In: Schintler L., McNeely C. (eds) Encyclopedia of Big Data. Springer, Cham, Switzerland. 5pp. In Press. Under review.

Reports and Theses

  1. Wen, T., 2017. Development of Noble Gas Techniques to Fingerprint Shale Gas and to Trace Sources of Hydrocarbons in Groundwater (Doctoral dissertation, University of Michigan). [download pdf]

  2. Nicot, JP., et al., 2015. Understanding and Managing Environmental Roadblocks to Shale Gas Development: An Analysis of Shallow Gas, NORM, and Trace Metals (Technical Report, http://www.rpsea.org/projects/11122-56/).

  3. Wen, T., 2014. Constraining groundwater flow in the Glacial Drift and Saginaw Aquifers in the Michigan Basin through helium concentrations and isotopic ratios (Master thesis, University of Michigan).

  4. Wen, T., 2011. Analysis on nitrogen species and isotopic composition of the ornithogenic sediments from Cape Bird, Ross Island, East Antarctica (Bachelor thesis, University of Science and Technology of China).

Preprints

  1. Zheng, G., Liu, M., Wen, T., Wang, H., Yao, H., Brantley, S.L. and Li, Z., 2019. Targeted Source Detection for Environmental Data. arXiv preprint arXiv:1908.11056. [download pdf]

Conference Presentations

  1. Wen, T., Using Small Data and Big Data to Assess the Impact of Shale Gas Drilling on Water Quality. Kansa Geological Survey of the University of Kansas, Lawrence, KS, 04/2019. [Invited Talk]

  2. Wen, T., Using Small Data and Big Data to Assess the Impact of Shale Gas Drilling on Water Quality. Syracuse University, Syracuse, NY, 04/2019. [Invited Talk]

  3. Wen, T., Using Small Data and Big Data to Assess the Impact of Shale Gas Drilling on Water Quality. Saint Francis University, Loretto, PA, 03/2019. [Invited Talk]

  4. Wen, T., Liu, M., Woda, J., Zheng, G., Niu, X., Gonzales, M., Hall, C., Nicot, J.-P., Castro., M.C., Li, Z., and Brantley, S.L., Using Big Data and Small Data (Noble Gases) to Assess the Impact of Shale Gas Drilling on Water Quality. National Groundwater Association Workshop: Groundwater and Oil and Gas Development, San Antonio, TX, 03/2019. [Oral]

  5. Wen, T., Liu, M., Woda, J., Zheng, G., Li, Z., and Brantley, S.L., Detecting anomalous methane in groundwater in shale gas production areas using big data. AGU Fall Meeting, Washington, D.C., 12/2018. [Poster]

  6. Brantley, S.L., Wen, T., Li, Z., Liu, M., Zheng, G., Herman, A., Gonzales, M., Woda, J., and Niu, X., Using Big Data (and Little Data) to Understand the Effects of Shale Gas Development on Water Quality. AGU Fall Meeting, Washington, D.C., 12/2018. [Invited Talk]

  7. Woda, J., Wen, T., Lemon, J., Keeports, C., Zelt, F.B., and Brantley, S.L., Using citizen science and stream methane to locate and understand hydrocarbon-related contaminant sources in Pennsylvania. AGU Fall Meeting, Washington, D.C., 12/2018. [Oral]

  8. Wen, T., Zheng, G., Niu, X., Liu, M., Li, Z., and Brantley, S.L., Using Geochemistry Data to Identify Groundwater Quality Issues in Shale Gas Production Area. Health Effects Institute Energy Research Program Workshop, Austin, TX, 09/2018. [Invited Talk]

  9. Wen, T., Liu, M., Zheng, G., Brantley, S.L., and Li, Z., Using Machine Learning to Detect Anomalous Methane in Groundwater within Shale Gas Production Areas. Goldschmidt, Boston, MA, 08/2018. [Poster]

  10. Brantley, S.L., Wen, T., Niu, X., Zheng, G., Gonzales, M., and Li, Z., Using Big Groundwater Data to Understand Regional Water Chemistry. Goldschmidt, Boston, MA, 08/2018. [Poster]

  11. Woda, J., Wen, T., and Brantley, S.L., Distinguishing Recent Methane Migration into Groundwater from Natural Methane Sources in the Marcellus Gas Play. Goldschmidt, Boston, MA, 08/2018. [Oral]

  12. Wen, T., Niu, X., Pollak, J., Brazil, L., Li, Z., and Brantley, S.L., Using Shale Network Database to Assess the Water Quality Data in Marcellus Shale Area. UCOWR-NIWR Annual Water Resources Conference, Pittsburgh, PA, 06/2018. [Invited Talk]

  13. Wen, T., A Multi-disciplinary and Multi-stakeholder Framework to Evaluate Environmental Impacts of Shale Gas Production. Energy Days Conference, University Park, PA, 05/2018. [Oral]

  14. Wen, T., Liu, M., Zheng, G., Niu, X., Gonzales, M., Woda, J., Li, Z., and Brantley, S.L., Applying machine learning in water quality data: implication for controlling factors and occurrence time of elevated methane in groundwater. Shale Network Workshop, University Park, PA, 05/2018. [Poster]

  15. Wen, T., Zheng, G., Liu, M., Niu, X., Gonzales, M., Woda, J., Li, Z., and Brantley, S.L., Applying Machine Learning to Detect Anomalous Methane in Groundwater. PA Groundwater Symposium, State College, PA, 05/2018. [Oral]

  16. Wen, T., Niu, X., Gonzales, M., Li, Z., and Brantley, S.L., Applying Data Mining Techniques to Chemical Analyses of Pre-drill Groundwater Samples within the Marcellus Formation Shale Play in Bradford County, Pennsylvania. AGU Fall Meeting, New Orleans, LA, 12/2017. [Poster]

  17. Pinti, D.L., Wen, T., Castro, M.C., López-Hernández, A., Hall, C.M., Shouakar-Stash, O. and Sandoval-Medina, Using noble gases and 87Sr/86Sr to constrain heat sources and fluid evolution at the Los Azufres Geothermal Field, Mexico. AGU Fall Meeting, New Orleans, LA, 12/2017. [Poster]

  18. Wen, T., Castro, M.C., Nicot, J.P., Hall, C.M., Pinti, D.L., Mickler, P., Darvari, R. and Larson, T., Barnett Shale or Strawn Group: Identifying the Source of Stray Gas through Noble Gases in the Trinity Aquifer, North-Central Texas. AGU Fall Meeting, New Orleans, LA, 12/2017. [Oral]

  19. Wen, T., Niu, X., Gonzales, M., Li, Z., and Brantley, S.L., Using Data Mining Techniques to Assess Water Quality within the Marcellus Shale Play. Geochemistry Forum, State College, PA, 12/2017. [Oral]

  20. Brantley, S.L., Gonzales, M., Guarnieri, M., Niu, X., Wen, T. and Li, Z., Investigating Chemical Analyses of Ground Waters Sampled by Shale-gas Industry Consultants Before Gas-well Drilling in Pennsylvania. Pennsylvania Groundwater Symposium, State College, PA, 05/2017. [Oral]

  21. Wen, T., Castro, M.C., Nicot, J.P., Hall, C.M., Larson, T., Mickler, P. and Darvari, R., Methane Sources and Migration Mechanisms in the Shallow Trinity Aquifer in Parker and Hood Counties, Texas – a Noble Gas Analysis. Shale Network Workshop, University Park, PA, 05/2017. [Poster]

  22. Wen, T., Pinti, D.L., Castro, M.C., Hall, C.M., Shouakar-Stash, O. and López-Hernández, A., Fluids in the Los Azufres Geothermal Field, Mexico traced by noble gas isotopes and 87Sr/86Sr. GAC-MAC Meeting, Kingston, Canada, 05/2017. [Poster]

  23. Wen, T., Development of noble gas techniques to fingerprint shale gas and to trace hydrocarbons in groundwater. China University of Geosciences, Wuhan, China, 03/2017. [Invited, Oral]

  24. Wen, T., Castro, M.C., Nicot, J.P., Hall, C.M., Mickler, P. and Darvari, R., Methane Sources and Migration Mechanisms in the Shallow Trinity Aquifer in Parker and Hood Counties, Texas – a Noble Gas Analysis. AGU Fall Meeting, San Francisco, CA, 12/2016. [Oral]

  25. Wen, T., Castro, M.C., Nicot, J.P., Hall, C.M., Larson, T., Mickler, P. and Darvari, R., Methane Sources and Migration Mechanisms in the Shallow Trinity Aquifer in Parker and Hood Counties, Texas – a Noble Gas Analysis. AIPG Michigan Section, Ann Arbor, MI, 12/2016. [Poster]

  26. Castro, M.C., Wen, T., Nicot, J.P., Hall, C.M., Mickler, P. and Darvari, R., Methane Sources in Shallow Groundwaters in Parker and Hood Counties, Texas – A Heavy Noble Gas Analysis. Goldschmidt, Yokohama, Japan, 06/2016. [Oral]

  27. Wen, T., Castro, M.C., Nicot, J.P., Hall, C.M., Mickler, P. and Darvari, R., Identifying the Sources of Methane in Shallow Groundwaters in South-central Texas through Noble Gas Signatures. AAPG ACE, Calgary, Canada, 06/2016. [Oral]

  28. Wen, T., Castro, M.C., Ellis, B.R., Hall, C.M. and Lohmann, K.C., Assessing Compositional Variability and Migration of Natural Gas in Antrim Shale in the Michigan Basin Using Noble Gas Geochemistry. AGU Fall Meeting, San Francisco, CA, 12/2015. [Poster]

  29. Castro, M.C., Wen, T., Nicot, J.P., Hall, C.M., Mickler, P. and Darvari, R., Identifying the Sources of Methane in Shallow Groundwaters in Parker and Hood Counties, Texas through Noble Gas Signatures. AGU Fall Meeting, San Francisco, CA, 12/2015. [Oral]

  30. Wen, T., Castro, M.C., Ellis, B.R. and Hall, C.M., Using Noble Gases to Assess the Compositional Variability and Sources of Natural Gas in the Antrim Shale, Michigan Basin, USA. AAPG Eastern Section Meeting, Indianapolis, IN, 09/2015. [Poster]

  31. Wen, T., Castro, M.C., Ellis, B.R., Hall, C.M., Lohmann, K.C. and Bouvier, L., Assessing the Compositional Variability and Migration of Natural Gas in Antrim Shale in the Michigan Basin Using Noble Gas Geochemistry. AAPG ACE, Denver, CO, 06/2015. [Oral]

  32. Wen, T., Castro, M.C., Ellis, B.R., Hall, C.M., Lohmann, K.C. and Bouvier, L., Noble Gas Signatures in Antrim Shale Gas in the Michigan Basin-Assessing Compositional Variability and Transport Processes. AGU Fall Meeting, San Francisco, CA, 12/2014. [Poster]

  33. Wen, T., Castro, M.C. and Hall, C.M., Constraining Groundwater Flow in the Michigan Basin Through Helium Concentrations and Isotopic Ratios in the Saginaw Aquifer, Southern Michigan. AGU Fall Meeting, San Francisco, CA, 12/2012. [Poster]

  34. Wen, T., Liu, X. and Sun, L., Variations of δ15N values in ornithogenic sediments on tropical Dongdao Island of South China Sea and their influencing factors. The 18th International Conference on Environmental Indicators, Hefei, China, 2010. [Poster]