Yen-Chih (David) Chen, Ph.D.

Associate Professor of Environmental Engineering, School of Science, Engineering, and Technology
Olmsted Building, W236d

Tang, H., Xie, Y. and Chen, Y. 2012. Use of Bio-Amp for Pretreatment of Wastewater Containing Fat, Oil, and Grease(FOG). Accepted to Bioresource Technnol.

Tang, H., Chen, Y., Regan, J. and Xie, Y. 2012. Disinfection byproduct formation potentials of wastewater effluents and their removal in a model wastewater treatment plant. J. Environ Monitor. 14(6): 1515-1522.

Yankey, W.B., Chen, Y. and Chen, H. 2012. Evaluation of USEPA Time-Temperature Requirement for Escherichia coli Destruction by Standard Culture Method and Viability Flow Cytometry. J. Residual Sci. Tech. 9(1): 9-19.

Chen, Y., Higgins, M.J., Beightol, S.M., Murthy, S.N. and Toffey, W.E. 2011. Anaerobically Digested Biosolids Odor Generation and Pathogen Indicator Regrowth after Dewatering. Water Res. 45(8): 2616-2626.

Chen, Y., Higgins, M.J., Hendrickson, D.E. and Murthy, S.N. 2011. Do alternate bacterial indicators and pathogens increase after centrifuge dewatering of anaerobically digested biosolids? Water Environ. Res. 83(11): 2057-2066.

Chen, Y., Murthy, S.N., Hendrickson, D.E., Araujo, G. and Higgins, M.J. 2011. The Effect of Digestion and Dewatering on Sudden Increases and Regrowth of Indicator Bacteria after Dewatering. Water Environ. Res. 83(9): 773-783.

Higgins, M.J., Chen, Y., Novak, J.T., Glindemann, D.E., Forbes, R., Erdal, Z., Witherspoon, J., McEwen, D., Murthy, S.N., Hargreaves, R. and Adams, G. 2008. A Multi-Plant Study to Understand the Chemicals and Process Parameters Associated with Biosolids Odors. Environ. Eng.: Appl. Res. Pract. 5: 1-13.

Higgins, M.J., Adams, G., Chen, Y., Erdal, Z., Forbes, R., Glindemann, D., Hargreaves, R., McEwen, D., Murthy, S., Novak, J.T. and Witherspoon, J. 2008. Role of Protein, Amino Acids, and Enzyme Activity on Odor Production from Anaerobically Digested and dewatered Biosolids. Water Environ. Res. 80(2): 127-135.

Chen, Y., Adams, G., Erdal, Z., Forbes R.H., Hargreaves, R., Higgins, M.J., Murthy, S.N., Novak, J.T., Witherspoon, J. and Toffey, W.E. 2007. The Effect of Aluminum Sulfate Addition during Condition on Production of Volatile Organic Sulfur Compounds from Anaerobically Digested Biosolids. Water Practice 1(4): 1-13.

Higgins, M.J., Chen, Y., Murthy, S.N., Maas, N.A. and Hendrickson, D. 2007. Reactivation and growth of non-culturable indicator bacteria in anaerobically digested biosolids after centrifuge dewatering. Water Research, 41(3): 665-673.

Novak, J.T., Park, C., Higgins, M.J., Chen, Y., Morton, R., Gary, D., Forbes, R. and Erdal, Z. 2007. Impacts of the MicroSludgeâ„¢ Process on Odor Causing Compounds in Anaerobically Digested Biosolids. Water Practice 1(4)1-12.

Chen, Y., Higgins, M.J., Maas, N.A. and Murthy, S.N. 2006. DNA extraction and E. coli quantification of anaerobically digested biosolids using the competitive touchdown PCR method. Water Research 40(16): 3037-3044.

Chen, Y., Higgins, M.J., Murthy, S.N., Maas, N.A., Covert, K.J. and Toffey, W.E. 2006. Mechanisms for the production of odorous volatile aromatic compounds in wastewater biosolids. Journal of Residual Science & Technology. 3(4): 193-202.

Higgins, M.J., Chen, Y., Yarosz, D.P., Murthy, S.N., Maas, N.A., Glindemann, D. and Novak, J.T. 2006. Cycling of volatile organic sulfur compounds in biosolids and its implications for odors. Water Environment Research 78 (10): 243-252.

Novak, J.T., Adams, G., Chen, Y., Erdal, Z., Forbe, R.H., Glindemann, D., Hargreaves, J.R., Hentz, L., Higgins, M.J., Murthy, S.N., Witherspoon, J. 2006. Generation pattern of sulfur containing gases from anaerobically digested sludge cakes. Water Environment Research 78(8): 821-827.

Glindemann, D., Murthy, S.N., Higgins, M.J., Chen, Y. and Novak J.T. 2006. Biosolids incubation method for odorous gas measurement from dewatered sludge cakes. Journal of Residual Science & Technology 3(3): 153-160.

Chen, Y., Higgins, M.J. Maas, N.A., Murthy, S.N., Toffey, W.E. and Foster, D.J. 2005. Roles of Methanogens on Volatile Organic Sulfur Compound Production in Anaerobically Digested Wastewater Biosolids. Water Sci. & Technol. 52(1-2): 67-72.

Murthy, S.N., Higgins, M.J., Chen, Y. and Toffey, W. 2004. No Shearing Please - Dewatering equipment can affect biosolids odors. Water Environ. Technol. 16: 40-44.

Chen, Y. and Banks, M.K. 2004. Bacterial Community Evaluations During Establishment of Tall Fescue (Festuca arundinacea) in Soil Contaminated with Pyrene. Int. J. Phytoremediation.6: 227-238.

Chen, Y., Banks, M.K. and Schwab, A.P. 2003. Fate of Pyrene in Phytoremediation using Tall Fescue and Switchgrass. Environ Sci. Technol.37: 5778-5782.

B.S.; M.S.; Ph.D. (Purdue)

ENVE 411
ENVE 416
CE 572