Superfund Research Program

Lewis Semprini

Oregon State University
School of Chemical, Biological, and Environmental Engineering
316H Johnson Hall
Corvallis, Oregon 97331-3212
Phone: 541-737-6895
Fax: 541-737-3099
Email: lewis.semprini@oregonstate.edu

Projects

• Oregon State University: Development of Passive and Sustainable Cometabolic Systems to Treat Complex Contaminant Mixtures by Encapsulating Microbial Cultures and Slow Release Substrates in Hydrogels (2020-2025)
• Oregon State University: Identification of Remediation Technologies and Conditions that Minimize Formation of Hazardous PAH Breakdown Products at Superfund Sites (2009-2025)

Research Briefs

• 353 - Engineering Hydrogel Beads to Enhance Bioremediation of Groundwater Contaminant

Publications

2024

• Harris C, Gedde H, Davis A, Semprini L, Rochefort WE, Fogg K. 2024. The optimization of poly(vinyl)-alcohol-alginate beads with a slow-release compound for the aerobic cometabolism of chlorinated aliphatic hydrocarbons. RSC Sustain doi:10.1039/D3SU00409K
• Huizenga JM, Schindler J, Simonich MT, Truong L, Garcia-Jaramillo M, Tanguay RL, Semprini L. 2024. PAH bioremediation with Rhodococcus rhodochrous ATCC 21198: Impact of cell immobilization and surfactant use on PAH treatment and post-remediation toxicity. J Hazard Mater 470:134109. doi:10.1016/j.jhazmat.2024.134109 PMID:38547751 PMCID:11042972

2023

• Huizenga JM, Semprini L. 2023. Fluorescent spectroscopy paired with parallel factor analysis for quantitative monitoring of phenanthrene biodegradation and metabolite formation. Chemosphere 316:137771. doi:10.1016/j.chemosphere.2023.137771 PMID:36621684 PMCID:PMC9892308
• Huizenga JM, Semprini L. 2023. Influence of growth substrate and contaminant mixtures on the degradation of BTEX and MTBE by Rhodococcus rhodochrous ATCC strain 21198. Biodegradation doi:10.1007/s10532-023-10037-2 PMID:37329399

2017

• Schrlau J, Kramer AL, Chlebowski A, Truong L, Tanguay RL, Simonich SL, Semprini L. 2017. Formation of developmentally toxic phenanthrene metabolite mixtures by mycobacterium sp ELW1. Environ Sci Technol 51:8569-8578. doi:10.1021/acs.est.7b01377 PMID:28727453

2005

• Ennis EG, Reed RL, Dolan ME, Semprini L, Istok JD, Field JA. 2005. Reductive dechlorination of the vinyl chloride surrogate chlorofluoroethene in TCE-contaminated groundwater. Environ Sci Technol 39(17):6777-6785. PMID:16190239

2004

• Hageman KJ, Field JA, Istok JD, Semprini L. 2004. Quantifying the effects of fumarate on in situ reductive dechlorination rates. J Contam Hydrol 75(3-4):281-296. PMID:15610903
• Pon G, Semprini L. 2004. Anaerobic reductive dechlorination of 1-chloro-1-fluoroethene to track the transformation of vinyl chloride. Environ Sci Technol 38(24):6803-6808. PMID:15669342

2003

• Pon G, Hyman MR, Semprini L. 2003. Acetylene inhibition of trichloroethene and vinyl chloride reductive dechlorination. Environ Sci Technol 37(14):3181-3188. PMID:12901668
• Pon G, Semprini L. 2003. The use of anaerobic reductive dechlorination of 1,1-cholro-fluoroethene to track the transformation of vinyl choloride. In: In Situ and On-site Bioremediation Seventh International Symposium, June 2-5. Orlando, FL.

2001

• Hageman KJ, Istok JD, Field JA, Buscheck TE, Semprini L. 2001. In situ anaerobic transformation of trichlorofluoroethene in trichloroethene-contaminated groundwater. Environ Sci Technol 35(9):1729-1735. PMID:11355185