Dr. Chen Xu

Dr. Peng Lin
Assistant Research Scientist
E-mail: pengL1104@tamug.edu
Phone: (409) 740-4530
Fax: (409) 740-4429
Website: loer.tamug.edu/Lin/

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Education:

2012, Ph.D. in Marine Chemistry, College of Ocean and Earth Sciences, Xiamen University, China.
2007, B.S. in Applied Chemistry, Beijing Institute of Petrochemical Technology, China.

Professional Experience:

2017-present, Assistant Research Scientist, Department of Marine Sciences, Texas A&M University Galveston Campus, USA

2016-2017, Postdoctoral Associate, Department of Marine Sciences, Texas A&M University Galveston Campus, USA

2012-2016, Postdoctoral/Research Associate, School of Freshwater Sciences, University of Wisconsin-Milwaukee, USA

2012, Research Assistant, College of Ocean and Earth Sciences, Xiamen University, China

2009-2010, Visiting Ph.D. student, Department of Marine Science, University of Southern Mississippi, USA

Research Interests:

  • Fate and transport of radionuclides and trace elements in aquatic and soil environments
  • Biogeochemistry of carbon, phosphorus and trace elements in natural environments
  • Application of stable isotopes and radionuclides 
  • Biogeochemical processes at soil-water, river-lake, particle-water, and land-ocean interfaces
  • Biogeochemical consequences of climate and environmental change

Publications:

https://scholar.google.com/citations?user=g8q3ihMAAAAJ&hl=en

Peer-reviewed Manuscripts in International Journals

  1. Lin, P., Xu, C., Xing, W., Sun, L., Schwehr, K. A., Quigg, A., Santschi, P. H., 2020. Partitioning of iron and plutonium in exopolymeric substances and intracellular biopolymers: a comparison study between the coccolithophore Emiliania huxleyi and the diatom Skeletonema costatum. Marine Chemistry 218, 103735.

  2. Lin, P., Xu, C., Kaplan, D. I., Chen, H., Yeager, C. M., Xing, W., Sun, L., Schwehr, K. A., Yamazaki, H., Saito-Kobubu, Y., Hatcher, P. G., Santschi, P. H., 2019. Nagasaki sediments reveal that long-term fate of plutonium is controlled by select organic matter moieties. Science of the Total Environment, 678, 409-418.

  3. Li, D., Kaplan, D. I., Price, K. A., Seaman, J. C., Roberts, K., Xu, C., Lin, P., Xing, W., Schwehr, K. A., Santschi, P. H., 2019. Iodine immobilization by silver-impregnated granular activated carbon in cementitious systems. Journal of Environmental Radioactivity, 208-209, 106017.

  4. Kaplan, D. I., Price, K. A., Xu, C., Li, D., Lin, P., Xing, W., Nichols, R., Schwehr, K. A., Seaman, J. C., Ohnuki, T., Chen, N., Santschi, P. H., 2019. Iodine speciation in a silver-amended cementitious system. Environment International 126, 576-584.

  5. Kaplan, D. I., Xu, C., Li, D., Lin, P., Xing, W., Nichols, R., Schwehr, K., Santschi, P. H., 2019. Iodine speciation in cementitious environments. Applied Geochemistry 103, 15-22.

  6. Xu, C., Lin, P., Zhang, S., Sun, L., Xing, W., Schwehr, K. A., Chin, W.-C., Wade, T., Knap,

    A. H., Hatcher, P.G., Yard, A., Jiang, C., Quigg, A., Santschi, P. H., 2019. The interplay of extracellular polymeric substances and oil/Corexit to affect the petroleum incorporation into sinking marine oil snow in four mesocosms. Science of the Total Environment, 693, 133626.

  7. Xu, C., Chin, W. –C., Lin, P., Chen, H., Chiu, M. –H., Waggoner, D. C., Xing, W., Sun, L., Schwehr, K. A., Hatcher, P. G., Quigg, A., Santschi, P. H., 2019. Comparison of marinegels, extracellular polymeric substances (EPS) and transparent exopolymeric particle (TEP) determined in seawater with and without oil. Marine Chemistry 215, 103667.

  8. Sun, L., Chin, W.-C., Chiu, M.-H., Xu, C., Lin, P., Schwehr, K. A., Quigg, A., Santschi, P. H., 2019. Sunlight induced aggregation of dissolved organic matter in seawater: Role of proteins in linking organic carbon and nitrogen cycling in seawater. Science of the Total Environment 654, 872-877.

  9. Lin, P., Xu, C., Xing, W., Sun, L., Kaplan, D. I., Fujitake, N., Yeager, C. M., Schwehr, K. A., Santschi, P. H., 2018. Radionuclide uptake by colloidal and particulate humic acids obtained from 14 soils collected worldwide. Scientific Reports 8, 4795.

  10. Lin, P., Klump, J. V., Guo, L., 2018. Variations in chemical speciation and reactivity of phosphorus between suspended-particles and surface sediment in seasonal hypoxia-influenced Green Bay. Journal of Great Lakes Research 44(5), 864-864. doi:10.1016/j.jglr.2017.05.022.

  11. Xu, C., Zhang, S., Beaver, M., Lin, P., Sun, L., Doyle, S., Sylvan, J. B., Wozniak, A., Hatcher,

    P. G., Kaiser, K., Yan, G., Schwehr, K. A., Lin, Y., Wade, T. L., Chin, W.-C., Chiu, M.-H., Quigg, A., Santschi, P. H., 2018. The role of microbially-mediated exopolymeric substances (EPS) in regulating Macondo oil transport in a mesocosm experiment. Marine Chemistry 206, 52-61. doi:10.1016/j.marchem. 2018.09.005.

  12. Xu, C., Zhang, S., Beaver, M., Wozniak, A., Obeid, W., Lin, Y., Wade, T. L., Schwehr, K. A., Lin, P., Sun, L., Hatcher, P. G., Chin, W.-C., Chiu, M.-H., Knap, A. H., Dean, L., Quigg, A., Santschi, P. H., 2018. Decreased sedimentation efficiency of petro- and non-petro-carbon caused by a dispersant for Macondo surrogate oil in a mesocosm simulating a coastal microbial community. Marine Chemistry 206, 34-43. doi:10.1016/j.marchem.2018.09.002.

  13. Schwehr, K. A., Xu, C., Chiu, M.-H., Zhang, S., Sun, L., Lin, P., Beaver, M., Jackson, C., Agueda, O., Bergen, C., Chin, W.-C., Quigg, A., Santschi, P. H., 2018. Protein:Polysaccharide ratio in exopolymeric substances controlling the surface tension of seawater in the presence or absence of surrogate Macondo oil with and without Corexit. Marine Chemistry 206, 84-92. doi:10.1016/j.marchem.2018.09.003.

  14. Sun, L., Chiu, M.-H., Xu, C., Lin, P., Schwehr, K. A., Bacosa, H., Kamalanathan, M., Quigg, A., Chin, W.-C., Santschi, P. H., 2018. The effects of sunlight on the composition of exopolymeric substances and subsequent aggregate formation during oil spills. Marine Chemistry 203, 49-54, doi:10.1016/j.marchem.2018.04.006.

  15. Yang, Z., Chen, J., Chen, M., Ran, L., Li, H., Lin, P., Zhu, Y., Wang, C., Ji, Z., Zhang, J., 2018. Sources and transformation of nitrogen in the South China Sea: insights from nitrogen isotopes. Journal of Oceanography 74, 101-113.

  16. Lin, P., Xu, C., Zhang, S., Fujitake, N., Kaplan, D. I., Yeager, C. M., Sugiyama, Y., Schwehr, K. A., Santschi, P. H., 2017. Plutonium partitioning behavior to humic acids from widely varying soils is related to carboxyl-containing organic compounds. Environmental Science & Technology 51(20), 11742-11751.

  17. Lin, P., Xu, C., Zhang, S., Sun, L., Schwehr, K. A., Bretherton, L., Quigg, A., Santschi, P. H., 2017. Importance of coccolithophore-associated organic biopolymers for fractionating particle- reactive radionuclides (234Th, 233Pa, 210Pb, 210Po and 7Be) in the ocean. Journal of Geophysical Research: Biogeoscience 122(8), 2033-2045.

  18. Sun, L., Xu, C., Zhang, S., Lin, P., Schwehr, K. A., Quigg, A., Chiu, M. -H., Chin, W. -C., Santschi, P. H., 2017. Light-induced aggregation of microbial exopolymeric substances. Chemosphere 181, 675-681.

  19. Santschi, P. H., Xu, C., Zhang, S., Schwehr, K. A., Lin, P., Yeager, C. M., Kaplan, D. I., 2017. Recent advances in the detection of specific natural organic compounds as carriers for radionuclides in soil and water environments, with examples of radioiodine and plutonium. Journal of Environmental Radioactivity 171, 226-233.

  20. Lin P., Guo L., 2016. Do invasive quagga mussels alter CO2 dynamics in the Laurentian Great Lakes?. Scientific Reports 6, 39078, doi:10.1038/srep39078.

  21. Lin P., Guo L., 2016. Dynamic changes in abundance and chemical speciation of dissolved and particulate phosphorus in southwest Lake Michigan. Limnology and Oceanography 61(2), 771-789.

  22. Lin P., Klump J. V., Guo L., 2016. Dynamics of dissolved and particulate phosphorus influenced by seasonal hypoxia in Green Bay, Lake Michigan. Science of the Total Environment 541, 1070-1082.

  23. Lin P., Guo L., 2015. Spatial and vertical variations of dissolved carbohydrates in the northern Gulf of Mexico: influence of oil spill. Marine Chemistry 174, 13-25.

  24. Lin P., Guo L., Chen M., 2015. Effect of natural organic matter on the adsorption and fractionation of thorium and protactinium on nanoparticles in seawater. Marine Chemistry 173, 291-301.

  25. Ni, J., Lin, P., Zhen, Y., Yao, X., Guo, L., 2015. Distribution, sources and chemical speciation of phosphorus in surface sediments of the central Pacific Ocean. Deep-Sea Research Part I: Oceanographic Research Papers 105, 74-82.

  26. Zhang L., Yang W., Chen M, Wang Z., Lin P., Fang Z., Qiu Y., Zheng M., 2015. Atmospheric deposition of 7Be in the southeast of China: a case study in Xiamen. Aerosol and Air Quality Research 16, 105-113.

  27. Lin P., Guo, L., Chen M., 2014. Adsorption and fractionation of thorium and protactinium on nanoparticles in seawater. Marine Chemistry 162, 50-59.

  28. Wang Z., Yang W., Chen M., Lin P., Qiu Y., 2014. Intra-annual deposition of atmospheric 210Pb, 210Po and the residence times of aerosol in Xiamen, China. Aerosol and Air Quality Research 14, 1402-1410.

  29. Lin P., Guo L., Chen M., Cai Y., 2013. Distribution, partitioning and mixing behavior of phosphorus species in the Jiulong River estuary. Marine Chemistry 157, 93-105.

  30. Lin P., Cai Y., Liu Y., Xing N., 2013. Separation of highly-purified 233Pa from 237Np with silica gel column (in Chinese). Journal of Xiamen University (Natural Science) 52(6), 819-823.

  31. Lin P., Chen M., Guo L., 2012. Speciation and transformation of phosphorus and its behavior in the Bay of St. Louis estuary in the northern Gulf of Mexico. Geochimica et Cosmochimica Acta 87, 283-298.

  32. Lin P., Guo L., Chen M., Tong J., Lin F., 2012. The distribution and chemical speciation of dissolved and particulate phosphorus in the Bering Sea and the Chukchi-Beaufort seas. Deep- Sea Research II: Topical Studies in Oceanography 81-84, 79-94.


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