Dengjun-Wang-Auburn, AL, Fisheries Department, Headshot photo square

Dengjun Wang

Assistant Professor

School of Fisheries, Aquaculture & Aquatic Sciences

(334) 844-9416 


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317 Swingle Hall
Auburn Univ, AL 36849



2009 – 2014, Ph.D. Institute of Soil Science, Chinese Academy of Sciences


  • 2021 – Present, Assistant Professor Auburn University
  • 2017 – 2020, Research Associate U.S. Environmental Protection Agency (EPA)
  • 2014 – 2016, Postdoctoral Research Associate University of Delaware


  • 2019 – Oak Ridge Institute for Science and Education (ORISE) Postdoctoral Associateship at the U.S. EPA
  • 2016 – National Research Council (NRC) Postdoctoral Associateship at the U.S. EPA
  • 2015 – Excellent Doctoral Degree Dissertation, Chinese Academy of Sciences, China


  • American Geophysical Union (AGU)
  • Association of Environmental Engineering & Science Professors (AEESP)
  • American Chemistry Society (ACS)
  • International Society of Limnology (SIL)


My research areas include:
  • Transport and cotransport of colloids, nanomaterials, PFAS, and plastics in porous media.
  • Tracking sources and biogeochemical cycling of phosphorus in watershed using stable isotope techniques (phosphate oxygen isotope technique).
  • Innovative technology for soil and groundwater remediation including PFAS remediation.
  • Nanotechnology for sustainable agriculture and aquaculture (e.g., nanopesticides, nanofertilizers, and nanosensors).


  • FISH 5220
  • Water Science



  1. Fang, Jing; Jin, Liang; Meng, Qingkang; Wang, Dengjun; and Lin, Daohui⁎. 2021. Interactions of Extracellular DNA with Aromatized Biochar and Protection Against Degradation by DNase I. Journal of Environmental Sciences, 101, 205–216. DOI: 10.1016/j.jes.2020.08.017.
  2. Hammond, Christian, B.; Wang, Dengjun; and Wu, Lei. 2020. Precipitant Effects on Aggregates Structure of Asphaltene and Their Implications for Groundwater Remediation. Water, 12 (8), 2116. DOI: 10.3390/w12082116.
  3. Yang, Jing; Chen, Ming; Yang, Han; Xu, Nan⁎; Feng, Gang; Li, Zuling; Su, Chunming; and Wang, Dengjun. 2020. Surface Heterogeneity Mediated Transport of Hydrochar Nanoparticles in Heterogeneous Porous Media. Environmental Science and Pollution Research, 27, 32842–32855. DOI: 10.1007/s11356-020-09482-w.
  4. Jun, Byung-Moon; Elanchezhiyan, S. SD.; Yoon, Yeomin; Wang, Dengjun; Kim, Soonhyun; Prabhu, Subbaiah Muthu; and Park, Chang Min⁎. 2020. Accelerated Photocatalytic Degradation of Rhodamine B over Carbon-Rich Lanthanum-Substituted Zinc Spinel Ferrite Assembled Reduced Graphene Oxide by Ultraviolet (UV)-Activated Persulfate. Chemical Engineering Journal, 393, 124733. DOI: 10.1016/j.cej.2020.124733.
  5. Fang, Jing; Cheng, Leilei; Hameed, Rashida; Jin, Liang; Wang, Dengjun; Owens, Gary; and Lin, Daohui⁎. 2020. Release and Stability of Water Dispersible Biochar Colloids in Aquatic Environments: Effects of Pyrolysis Temperature, Particle Size, and Solution Chemistry Effects. Environmental Pollution, 260, 114037. DOI: 10.1016/j.envpol.2020.114037.
  6. Xu, Nan⁎; Li, Zuling; Huangfu, Xinxing; Cheng, Xueying; Christodoulatos, Christos; Qian, Junchao; Chen, Ming; Chen, Jianping; Su, Chunming; and Wang, Dengjun⁎. 2020. Facilitated Transport of nTiO2-Kaolin Aggregates by Bacteria and Phosphate in Water-Saturated Quartz Sand. Science of The Total Environment, 713, 136589. DOI: 10.1016/j.scitotenv.2020.136589.
  7. He, Jianzhou; Wang, Dengjun⁎; Fan, Tingting; and Zhou, Dong-Mei⁎. 2020. Cotransport of Cu with Graphene Oxide in Saturated Porous Media with Varying Degrees of Geochemical Heterogeneity. Water, 12 (2), 444. DOI: 10.3390/w12020444.
  8. Li, Qiang; Yuan, Hezhong; Li, Hui; Wang, Dengjun; Jin, Yan; and Jaisi, Deb P⁎. 2019. Loading and Bioavailability of Colloidal Phosphorus in the Estuarine Gradient of the Deer Creek-Susquehanna River Transect in the Chesapeake Bay. Journal of Geophysical Research – Biogeosciences, 124 (12), 3717–3726. DOI: 10.1029/2019JG005135.
  9. Li, Zhongyi⁎; Liu, Yuan; Wang, Dengjun; Wang, Pengshun; Xu, Renkou; and Xie, Deti. 2019. Characterizing Surface Electrochemical Properties of Simulated Bulk Soil in situ by Streaming Potential Measurements. European Journal of Soil Science, 70 (5), 1063–1072. DOI: 10.1111/ejss.12794.
  10. He, Jianzhou; Wang, Dengjun⁎; Zhang, Wei; and Zhou, Dong-Mei⁎. Deposition and Release of Carboxylated Graphene in Saturated Porous Media: Effect of Transient Solution Chemistry. Chemosphere, 235, 643–650. DOI: 10.1016/j.chemosphere.2019.06.187.
  11. Wang, Dengjun⁎; Saleh, Navid B.; Sun, Wenjie; Park, Chang Min; Shen, Chongyang; Aich, Nirupam; Peijnenburg, Willie J. G. M.; Zhang, Wei; Jin, Yan; and Su, Chunming⁎. 2019. Next-Generation Multifunctional Carbon-Metal Nanohybrids for Energy and Environmental Applications. Environmental Science & Technology, 53 (13), 7265–7287. DOI: 10.1021/acs.est.9b01453.
  12. Chen, Ming; Tao, Xinyi; Wang, Dengjun; Xu, Zibo; Xu, Xiaoyun; Hu, Xiaofang; Xu, Nan; and Cao, Xinde⁎. 2019. Facilitated Transport of Cadmium by Biochar-Fe3O4 Nanocomposites in Water-Saturated Natural Soils. Science of the Total Environment, 684, 265–275. DOI: 10.1016/j.scitotenv.2019.05.326.
  13. He, Leiyu; Xie, Lin; Wang, Dengjun; Li, Wenlu; Fortner, John D.; Li, Qianqian; Duan, Yanhua; Shi, Zhenqing; Liao, Peng⁎; and Liu, Chongxuan⁎. 2019. Elucidating the Role of Sulfide on the Stability of Ferrihydrite Colloids under Anoxic Conditions. Environmental Science & Technology, 53 (8), 4173–4184. DOI: 10.1021/acs.est.8b05694.
  14. Wang, Yu; Yuan, Jiahui; Chen, Hao; Zhao, Xu; Wang, Dengjun; Wang, Shenqiang; and Ding, Shiming⁎. 2019. Small-Scale Interaction of Iron and Phosphorus in Flooded Soils with Rice Growth. Science of the Total Environment, 669, 911–919. DOI: 10.1016/j.scitotenv.2019.03.054.
  15. Park, Chang Min; Kim, Young Mo; Kim, Ki-Hyun; Wang, Dengjun; Su, Chunming⁎; and Yoon, Yeomin⁎. 2019. Potential Utility of Graphene-Based Nano Spinel Ferrites as Adsorbent and Photocatalyst for Removing Organic/Inorganic Contaminants from Aqueous Solutions: A Mini Review. Chemosphere, 221, 392–402. DOI: 10.1016/j.chemosphere.2019.01.063.
  16. Wang, Rui; Dang, Fei⁎; Liu, Cun; Wang, Dengjun; Cui, Peixin; and Zhou, Dong-Mei⁎. 2019. Heteroaggregation and Dissolution of Silver Nanoparticles by Iron Oxide Colloids Under Environmentally Relevant Conditions. Environmental Science: Nano, 6 (1), 195–206. DOI: 10.1039/C8EN00543E.
  17. Park, Chang Min⁎; Wang, Dengjun; Han, Jonghun; Heo, Jiyong; and Su, Chunming⁎. 2019. Evaluation of the Colloidal Stability and Adsorption Performance of Reduced Graphene Oxide—Elemental Silver/Magnetite Nanohybrids for Selected Heavy Metals in Aqueous Solutions. Applied Surface Science, 471, 8–17. DOI: 10.1016/j.apsusc.2018.11.240.
  18. Chen, Ming; Xu, Nan⁎; Christodoulatos, Christos; and Wang, Dengjun. 2018. Synergistic Effects of Phosphorus and Humic Acid on the Transport of Anatase Titanium Dioxide Nanoparticles in Water-Saturated Porous Media. Environmental Pollution, 243, 1368–1375. DOI: 10.1016/j.envpol.2018.09.106.
  19. Ge, Mengtuan; Wang, Dengjun; Yang, Junwei; Jin, Qiang; Chen, Zongyuan⁎; Wu, Wangsuo, and Guo Zhijun⁎. 2018. Co-Transport of U(VI) and Akaganéite Colloids in Water-Saturated Porous Media: Role of U(VI) Concentration, pH and Ionic Strength. Water Research, 147, 350–361. DOI: 10.1016/j.watres.2018.10.004.
  20. Xu, Nan⁎; Cheng, Xueying; Wang, Dengjun; Xu, Xiaoting; Huangpu Xingxing; and Li, Zuling. 2018. Effects of Escherichia Coli and Phosphate on the Transport of Titanium Dioxide Nanoparticles in Heterogeneous Porous Media. Water Research, 146, 264–274. DOI: 10.1016/j.watres.2018.09.047.
  21. Wu, Song; Fang, Guodong; Wang, Dengjun; Jaisi, Deb P.; Cui, Peixin; Wang, Rui; Wang, Yujun; Wang, Lu; Sherman, David M.; and Zhou, Dong-Mei⁎. 2018. Fate of As(III) and As(V) during Microbial Reduction of Arsenic-Bearing Ferrihydrite Facilitated by Activated Carbon. ACS Earth and Space Chemistry, 2 (9), 878–887. DOI: 10.1021/acsearthspacechem.8b00058.
  22. He, Jianzhou; Wang, Dengjun; and Zhou, Dong-Mei⁎. 2018. Transport and Retention of Silver Nanoparticles in Soil: Effects of Input Concentration, Particle Size and Surface Coating. Science of the Total Environment 648, 102–108. DOI: 10.1016/j.scitotenv.2018.08.136.
  23. Wang, Rui; Du, Huan; Wang, Yujun; Wang, Dengjun; Sun, Qian; and Zhou, Dong-Mei⁎. 2018. Retention of Silver Nanoparticles and Silver Ion to Natural Soils: Effects of Soil Physicochemical Properties. Journal of Soils and Sediments, 18 (7), 2491–2499. DOI: 10.1007/s11368-018-1918-2.
  24. Xue, Yan⁎; Peijnenburg, Willie J. G. M.; Huang, Jin; Wang, Dengjun; and Jin, Yan. 2018. Tropic Transfer of Cadmium from Duckweed (Lemna minor L.) to Tilapia (Oreochromis mossambicus). Environmental Toxicology and Chemistry, 37 (5), 1367–1377. DOI: 10.1002/etc.4076.
  25. Wang, Dengjun⁎; Jin, Yan; Park, Chang Min; Heo, Jiyong; Bai, Xue; Aich, Nirupam; and Su, Chunming⁎. 2018. Modeling the Transport of the “New-Horizon” Reduced Graphene Oxide—Metal Oxide Nanohybrids in Water-Saturated Porous Media. Environmental Science & Technology, 52 (8), 4610–4622. DOI: 10.1021/acs.est.7b06488.
  26. Park, Chang Min⁎; Wang, Dengjun; Heo, Jiyong; Her, Namguk; and Su, Chunming⁎. 2018. Aggregation of Reduced Graphene Oxide and Its Nanohybrids with Magnetite and Elemental Silver under Environmentally Relevant Conditions. Journal of Nanoparticle Research, 20, 93. DOI: 10.1007/s11051-018-4202-x.
  27. Park, Chang Min, Heo, Jiyong, Wang, Dengjun; Su, Chunming⁎; and Yoon, Yeomin⁎. 2018. Heterogeneous Activation of Persulfate by Reduced Graphene Oxide-Elemental Silver/Magnetite Nanohybrids for the Oxidative Degradation of Pharmaceuticals and Endocrine Disrupting Compounds in Water. Applied Catalysis B: Environmental, 225, 91–99. DOI: 10.1016/j.apcatb.2017.11.058.
  28. Wang, Dengjun⁎; Park, Chang Min; Masud, Arvid; Aich, Nirupam; and Su, Chunming⁎. 2017. Carboxymethylcellulose Mediates the Transport of Carbon Nanotube—Magnetite Nanocomposite Aggregates in Saturated Porous Media. Environmental Science & Technology, 51 (21), 12405–12415. DOI: 10.1021/acs.est.7b04037
  29. Chen, Ming; Wang, Dengjun; Yang, Fan; Xu, Xiaoyun; Xu, Na; and Cao, Xinde⁎. 2017. Transport and Retention of Biochar Nanoparticles in a Paddy Soil under Environmentally-Relevant Solution Chemistry Conditions. Environmental Pollution, 230, 540–549. DOI: 10.1016/j.envpol.2017.06.101.
  30. Fang, Jing⁎; Shijirbaatar, Altantuya; Lin, Dao-Hui; Wang, Dengjun; Shen, Bing; Sun, Pei-De; and Zhou, Zhi-Qing. 2017. Stability of Co-existing ZnO and TiO2 Nanomaterials in Natural Water: Aggregation and Sedimentation Mechanisms. Chemosphere, 184, 1125–1133. DOI: 10.1016/j.chemosphere.2017.06.097.
  31. Liao, Peng; Li, Wenlu; Wang, Dengjun; Jiang, Yi; Fortner, John; and Yuan, Songhu⁎. 2017. Effect of Reduced Humic Acid on the Transport of Ferrihydrite Nanoparticles under Anoxic Environments. Water Research, 109, 347–357. DOI: 10.1016/j.watres.2016.11.069.
  32. Wang, Dengjun; Shen, Chongyang; Jin, Yan; Su, Chunming; Chu, Lingyang; and Zhou, Dong-Mei⁎. 2017. Role of Solution Chemistry in the Retention and Release of Graphene Oxide Nanomaterials in Uncoated and Iron Oxide-Coated Sand. Science of The Total Environment, 579, 776–785. DOI: 10.1016/j.scitotenv.2016.11.029.
  33. He, Jianzhou; Wang, Dengjun; Fang, Huan; Fu, Qinglong; and Zhou, Dong-Mei⁎, 2017. Inhibited Transport of Graphene Oxide Nanoparticles in Granular Quartz Sand Coated with Bacillus subtilis and Pseudomonas putida Biofilms. Chemosphere, 169, 1–8. DOI: 10.1016/j.chemosphere.2016.11.040.
  34. Liao, Peng; Yuan, Songhu⁎; and Wang, Dengjun. 2016. Impact of Redox Reactions on Colloid Transport in Saturated Porous Media: An Example of Ferrihydrite Colloids Transport in the Presence of Sulfide. Environmental Science & Technology, 50 (20), 10968–10977. DOI: 10.1021/acs.est.6b02542.
  35. Doody, Michael A; Wang, Dengjun; Bais, Harsh P; and Jin, Yan⁎. 2016. Differential Antimicrobial Activity of Silver Nanoparticles to Bacteria Bacillus subtilis and Escherichia coli, and Toxicity to Crop Plant Zea mays and Beneficial B. subtilis-Inoculated Z. mays. Journal of Nanoparticle Research, 18, 290. DOI: 10.1007/s11051-016-3602-z.
  36. Wang, Dengjun; Xie, Yunsong; Jaisi, Deb⁎; and Jin, Yan⁎. 2016. Effects of Low-Molecular-Weight Organic Acids on the Dissolution of Hydroxyapatite Nanoparticles. Environmental Science: Nano, 3 (4), 768–779. DOI: 10.1039/C6EN00085A.
  37. Wang, Zhan; Wang, Dengjun; Li, Baoguo; Wang, Jizhong; Zhang, Mengjia; Huang, Yuanfang; and Shen, Chongyang⁎. 2016. Detachment of Fullerene nC60 Nanoparticles in Saturated Porous Media under Flow/Stop-Flow Conditions: Column Experiments and Mechanistic Explanations. Environmental Pollution, 213, 698–709. DOI: 10.1016/j.envpol.2016.03.053.
  38. Hao, Xiuzhen; Wang, Dengjun; Wang, Peiran; Wang, Yuxia; and Zhou, Dong-Mei⁎. 2016. Evaluation of water quality in surface water and shallow groundwater: A case study from a rare earth mining area in southern Jiangxi Province, China. Environmental Monitoring and Assessment, 188 (1), 24. DOI: 10.1007/s10661-015-5015-1.
  39. Wang, Dengjun; Jin, Yan⁎; and Jaisi, Deb P⁎. 2015. Cotransport of Hydroxyapatite Nanoparticles and Hematite Colloids in Saturated Porous Media: Mechanistic Insights from Mathematical Modeling and Phosphate Oxygen Isotope Fractionation. Journal of Contaminant Hydrology, 182, 194–209. DOI: 10.1016/j.jconhyd.2015.09.004.
  40. He, Jianzhou; Li, Chengcheng; Wang, Dengjun; and Zhou, Dong-Mei⁎. 2015. Biofilms and Extracellular Polymeric Substances Mediate the Transport of Graphene Oxide Nanoparticles in Saturated Porous Media. Journal of Hazardous Materials, 300, 467–474. DOI: 10.1016/j.jhazmat.2015.07.026.
  41. Wang, Dengjun; Jin, Yan⁎; and Jaisi, Deb P⁎. 2015. Effect of Size-Selective Retention on the Cotransport of Hydroxyapatite and Goethite Nanoparticles in Saturated Porous Media. Environmental Science & Technology, 49 (14), 8461–8470. DOI: 10.1021/acs.est.5b01210.
  42. Wang, Dengjun; Jaisi, Deb P.; Yan, Jing; Jin, Yan; and Zhou, Dong-Mei⁎. 2015. Transport and Retention of Polyvinylpyrrolidone-Coated Silver Nanoparticles in Natural Soils. Vadose Zone Journal, 14 (7). DOI: 10.2136/vzj2015.01.0007.
  43. Wang, Dengjun; Su, Chunming; Zhang, Wei; Hao, Xiuzhen; Cang, Long; Wang, Yujun; and Zhou, Dong-Mei⁎. 2014. Laboratory Assessment of the Mobility of Water-Dispersed Engineered Nanoparticles in a Red Soil (Ultisol). Journal of Hydrology, 519, 1677–1687. DOI: 10.1016/j.jhydrol.2014.09.053.
  44. Wang, Dengjun; Su, Chunming; Liu, Chongxuan; and Zhou, Dong-Mei⁎. 2014. Transport of Fluorescently Labeled Hydroxyapatite Nanoparticles in Saturated Granular Media at Environmentally Relevant Concentrations of Surfactants. Colloids and Surfaces A: Physicochemical and Engineering Aspects, 457, 58–66. DOI: 10.1016/j.colsurfa.2014.05.041.
  45. Wang, Dengjun; Ge, Liqiang; He, Jianzhou; Zhang, Wei; Jaisi, Deb P.; and Zhou, Dong-Mei⁎. 2014. Hyperexponential and Nonmonotonic Retention of Polyvinylpyrrolidone-Coated Silver Nanoparticles in an Ultisol, Journal of Contaminant Hydrology, 164, 35–48. DOI: 10.1016/j.jconhyd.2014.05.007.
  46. Wang, Dengjun; Zhang, Wei; and Zhou, Dong-Mei⁎. 2013. Antagonistic Effects of Humic Acid and Iron Oxyhydroxide Grain-Coating on the Transport of Biochar Nanoparticle in Saturated Sand. Environmental Science & Technology, 47 (10), 5154–5161. DOI: 10.1021/es305337r.
  47. Wang, Dengjun; Zhang, Wei; Hao, Xiuzhen; and Zhou, Dong-Mei⁎. 2013. Transport of Biochar Particles in Saturated Granular Media: Effects of Pyrolysis Temperature and Particle Size. Environmental Science & Technology, 47 (2), 821–828. DOI: 10.1021/es303794d.
  48. Fang, Jing⁎; Xu, Meijia; Wang, Dengjun; Wen, Bei; and Han, Jingyi. 2013. Modeling the Transport of TiO2 Nanoparticle Aggregates in Saturated and Unsaturated Granular Media: Effects of Ionic Strength and pH. Water Research, 47 (3), 1399–1408. DOI: 10.1016/j.watres.2012.12.005.
  49. Wang, Dengjun; Bradford, Scott Alan; Harvey, Ronald W.; Hao, Xiuzhen; and Zhou, Dong-Mei⁎. 2012. Transport of ARS-Labeled Hydroxyapatite Nanoparticles in Saturated Granular Media is Influenced by Surface Charge Variability even in the Presence of Humic Acid. Journal of Hazardous Materials, 229-230, 170–176. DOI: 10.1016/j.jhazmat.2012.05.089.
  50. Wang, Dengjun; Bradford, Scott Alan; Harvey, Ronald W.; Gao, Bin; Cang, Long; and Zhou, Dong-Mei⁎. 2012. Humic Acid Facilitates the Transport of ARS-Labeled Hydroxyapatite Nanoparticles in Iron Oxyhydroxide-Coated Sand. Environmental Science & Technology, 46 (5), 2738–2745. DOI: 10.1021/es203784u.
  51. Wang, Dengjun; Bradford, Scott Alan; Paradelo, Marcos; Peijnenburg, Willie J. G. M.; and Zhou, Dong-Mei⁎. 2012. Facilitated Transport of Copper with Hydroxyapatite Nanoparticles in Saturated Sand. Soil Science Society of America Journal, 76 (2), 375–388. DOI: 10.2136/sssaj2011.0203.
  52. Wang, Dengjun; Paradelo, Marcos; Bradford, Scott Alan; Peijnenburg, Willie J. G. M.; Chu, Lingyang; and Zhou, Dong-Mei⁎. 2011. Facilitated Transport of Cu with Hydroxyapatite Nanoparticles in Saturated Sand: Effects of Solution Ionic Strength and Composition. Water Research, 45 (18), 5905–5915. DOI: 10.1016/j.watres.2011.08.041.
  53. Wang, Dengjun; Chu, Lingyang; Paradelo, Marcos; Peijnenburg, Willie J. G. M.; Wang, Yunjun; and Zhou, Dong-Mei⁎. 2011. Transport Behavior of Humic Acid-Modified Nano-hydroxyapatite in Saturated Packed Column: Effects of Cu, Ionic Strength, and Ionic Composition. Journal of Colloid and Interface Science, 360 (2), 398–407. DOI: 10.1016/j.jcis.2011.04.064.
  54. Zhou, Dong-Mei⁎; Wang, Dengjun; Cang, Long; Hao, Xiuzhen; and Chu, Lingyang. 2011. Transport and Re-entrainment of Soil Colloids in Saturated Packed Column: Effects of pH and Ionic Strength. Journal of Soils and Sediments, 11 (3), 491–503. DOI: 10.1007/s11368-010-0331-2.
  55. Wang, Peng; Zhou, Dong-Mei⁎; Weng, Nanyan; Wang, Dengjun; and Peijnenburg, Willie J. G. M. 2011. Calcium and Magnesium Enhance Arsenate Rhizotoxicity and Uptake in Triticum aestivum. Environmental Toxicology and Chemistry, 30 (7), 1642–1648. DOI: 10.1002/etc.547.