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Jianwu Tang   

Jianwu Tang
Postdoctoral Scholar
Department of Earth & Environmental Sciences
Tulane University
New Orleans, LA 70118
Rm 204 Blessey Hall
Phone: 504-862-3195
jtang@tulane.edu

Education - Research Interests - Publications

 



Education

  • Old Dominion University, Virginia, Ph.D., Oceanography, May 2005
  • Chengdu University of Technology, P.R. China, M.S., Geochemistry, July 1995
  • Chengdu College of Geology, P.R. China, B.S., Geology, July 1992



Research Interests 

  • Chemical hydrogeology
  • Contaminant fate and transport in surface and groundwater systems
  • Low-temperature aqueous geochemistry
  • Geochemical modeling
  • Use of rare earth elements as geochemical tracers
  • Speciation of trace metals in the natural waters
  • Surface complexation (adsorption) model of trace metals in the groundwater system
  •  Leaching and transport of trace metals and contaminants in the aquifers
  • Stable isotope geochemistry; trace element incorporation into calcium carbonate 

Publications

Tang J.and Johannesson K. H. (2010) Rare earth elements adsorption onto Carrizo sand: Influence of strong solution complexation. Chemical Geology 279, 120-133. ( http://dx.doi.org/10.1016/j.chemgeo.2010.10.011)

Tang J. and Johannesson K. H. (2010) Ligand extraction of rare earth elements from aquifer sediments: Implications for rare earth element complexation with organic matter in natural waters. Geochimica et Cosmochimica Acta 74,6690-6705. (http://dx.doi.org/10.1016/j.gca.2010.08.028)

Zhu L., Tang J., Lee B., Zhang Y., Zhang F. (2010) Lead concentrations and isotopes in aerosols from Xiamen, China. Marine Pollution Bulletin 60, 1946-1955.  (http://dx.doi.org/10.1016/j.marpolbul.2010.07.035)

Lee B., Zhu L., Tang J., Zhang F., and Zhang Y. (2009) Seasonal variations in elemental composition of aerosols in Xiamen, China.Geochemical Journal 43, 423-440.(http://www.terrapub.co.jp/journals/GJ/abstract/4306/43060423.html)

 Johannesson K.H. and Tang J. (2009) Conservative behavior of arsenic and other oxyanion – forming trace elements in an oxic groundwater flow system.  Journal of Hydrology 378, 13-28. (http://dx.doi.org/10.1016/j.jhydrol.2009.09.003)

Dietzel M., TangJ., LeisA., and Köhler S.J. (2009) Oxygen isotopic fractionation during inorganic calcite precipitation: Effects of temperature, precipitation rate and pH. Chemical Geology268, 107-115 (http://dx.doi.org/10.1016/j.chemgeo.2009.07.015)

BuccaM., DietzelM., TangJ., Leis A., andKöhlerS.J. (2009)Nucleation and crystallization of otavite, witherite, calcite, strontianite, hydrozincite, and hydrocerussite by CO2 membrane diffusion technique, Chemical Geology, 266, 152-165. (http://dx.doi.org/10.1016/j.chemgeo.2009.06.002)

Tang J., Dietzel M., Böhm F., Köhler S.J., and Eisenhauer A. (2008) Sr2+/Ca2+ and 44Ca/40Ca Fractionation during inorganic calcite formation: II. Ca isotopes. Geochimica et Cosmochimica Acta., 72, 3733-3745. ( doi:10.1016/j.gca.2008.05.033 ).

Tang J., Köhler S.J., and Dietzel M. (2008) Sr2+/Ca2+ and 44Ca/40Ca Fractionation during inorganic calcite formation: I. Sr incorporation. Geochimica et Cosmochimica Acta., 72, 3718-3732.( doi:10.1016/j.gca.2008.05.031).

Haque, S. E.; Tang, J.; Bounds, W. J.; Burdige, D. J.; and Johannesson, K. H. (2007) Arsenic Geochemistry of the Great Dismal Swamp, Virginia, USA: Possible Organic Matter Controls. Aquatic geochemistry, 13, 289-308 (doi:10.1007/s10498-007-9021-0)

Basu R., Haque S.E., Tang J., Ji J., and Johannesson K.H. (2007) Evolution of selenium concentrations and speciation in groundwater flow systems: Upper Floridan (Florida) and Carrizo Sand (Texas) aquifers. Chemical Geology, 246, 147-169. (doi:10.1016/j.chemgeo.2007.09.010)

Tang J. and Johannesson K.H. (2006) Controls on the geochemistry of rare earth elements along a groundwater flow path in the Carrizo Sand aquifer, Texas, USA. Chemical Geology, 225, 156-171. (doi:10.1016/j.chemgeo.2005.09.007 )

Tang J. and Johannesson K.H. (2005) Adsorption of rare earth elements onto Carrizo sand: Experimental investigations and modeling with surface complexation. Geochimica et Cosmochimica Acta, 69, 5247-5261. (doi:10.1016/j.gca.2005.06.021)

Tang J. and Johannesson K.H. (2005) Rare earth element concentrations, speciation, and fractionation along groundwater flow paths: The Carrizo sand (Texas) and Upper Floridan aquifers. In Rare Earth Elements in Groundwater flow systems (ed. K.H. Johannesson), Springer, (Dordrecht), pp. 223-251.

Tang J., Whittecar G.R., Johannesson K.H., and Daniels W.L., (2004), Potential contaminants at a dredged spoil placement site, Charles City County, Virginia, as revealed by sequential extraction. Geochemical Transactions, 5, 49-60. (http://dx.doi.org/10.1186/1467-4866-5-49)

Johannesson K.H., Tang J., Daniel J.M., Bounds W.J., and Burdige D.J., (2004), Organic geochemistry of rare earth elements in blackwaters of Great Dismal Swamp, Virginia, USA. Chemical Geology, 209, 271-294. (doi:10.1016/j.chemgeo.2004.06.012)

Tang J. and Johannesson, K. H. (2003) Speciation of rare earth elements in natural terrestrial waters: Assessing the role of dissolved organic matter from the modeling approach. Geochimica et Cosmochimica Acta, 67, 2321-2339. (doi:10.1016/S0016-7037(02)01413-8)   

 

101 Blessey Hall, Tulane University, New Orleans, LA 70118 504-865-5198 website@tulane.edu