THESES

  1. Johnson, S.J. (2004) Microbial degradation of linear alkylbenzene cable oil in soil and aqueous culture under aerobic and anaerobic conditions. Ph.D. Thesis. University of Edinburgh. DOI: 10.6084/m9.figshare.96875.

  2. Johnson, S.J. (2001) Monitoring and control of in situ bioremediation of soil contaminated with cable oil. M.Sc. Thesis. Cranfield Institute of BioScience and Technology. DOI: 10.6084/m9.figshare.96876.

JOURNAL PAPERS (PEER REVIEWED)

  1. Gilbert, W.J.R., Johnson, S.J., Tsau, J.-S., Liang,J.-T. & Scurto, A.M. (Submitted) Remediation of Polyacrylamide-Induced Permeability Damage using Free and Immobilized Peroxidase and H2O2. Submitted to SPE Production & Operations 09/06/2016.

  2. Gilbert, W.J.R., Johnson, S.J., Tsau, J.-S., Liang, J.-T. & Scurto, A.M. (2016) Enzymatic Degradation of Polyacrylamide in Aqueous Solution with Peroxidase and H2O2. Journal of Applied Polymer Science. 44560. DOI: 10.1002/app.44560

  3. Barati, R., Johnson, S.J., McCool, C.S., Green, D.W., Willhite, G.P. & Liang, J.-T. (2012) Polyelectrolyte complex nanoparticles for protection and delayed release of enzymes in alkaline pH and at elevated temperature during hydraulic fracturing of oil wells. Journal of Applied Polymer Science. 126 (2), 587-592. DOI: 10.1002/app.36845 [KU ScholarWorks].

  4. Barati, R., Johnson, S.J., McCool, C.S., Green, D.W., Willhite, G.P. & Liang, J.-T. (2011) Fracturing fluid cleanup by controlled release of enzymes from polyelectrolyte complex nanoparticles. Journal of Applied Polymer Science. 121 (3), 1292-1298. DOI: 10.1002/app.33343 [PDF].

  5. Salehi, M., Johnson, S.J. & Liang, J.-T. (2010) Enhanced wettability alteration by surfactants with multiple hydrophilic moieties. Journal of Surfactants and Detergents. 13 (3), 243-246. DOI: 10.1007/s11743-010-1193-8 [PDF].

  6. Johnson, S.J., Trejo, J., Veisi, M., Willhite, G.P., Liang, J.-T. & Berkland, C. (2009) Effects of divalent cations, seawater and formation brine on positively charged polyethylenimine/dextran sulfate/Cr(III) polyelectrolyte complexes and HPAM/Cr(III) gelation. Journal of Applied Polymer Science. 115 (2), 1008-1014. DOI: 10.1002/app.31052 [PDF].

  7. Cordova, M., Cheng, M., Trejo, J., Johnson, S.J., Willhite, G.P., Liang, J.-T. & Berkland, C. (2008) Delayed HPAM gelation via transient sequestration of chromium in polyelectrolyte complex nanoparticles. Macromolecules. 41 (12), 4398-4404. [PDF].

  8. Johnson, S.J., Castan, M., Proudfoot, L., Barry, D.A. & Christofi, N. (2007) Acute toxicity of linear alkylbenzene to Caenorhabditis elegans Maupas, 1900 in Soil Bulletin of Environmental Contamination and Toxicology. 79 (1), 41-44. DOI: 10.1007/s00128-007-9195-6 [PDF].

  9. Johnson, S.J., Barry, D.A. & Christofi, N. (2007) Anaerobic biodegradation of linear alkylbenzenes under nitrate-reducing conditions: Isomeric ratio as a monitoring tool. Land Contamination & Reclamation. 15 (2), 235-241. DOI: 10.2462/09670513.858 [PDF].

  10. Johnson, S.J., Woolhouse, K.J., Prommer, H., Barry, D.A. & Christofi, N. (2003) Contribution of anaerobic microbial activity to natural attenuation of benzene in groundwater. Journal of Engineering Geology. 70, 343-349. DOI: 10.1016/S0013-7952(03)00102-9 [PDF].

  11. Johnson, S.J., Barry, D.A., Christofi, N. & Patel, D. (2001) Potential for anaerobic biodegradation of linear alkylbenzene cable oils: Literature review and preliminary investigation. Land Contamination & Reclamation 9, 279-291. [PDF].

PATENTS

  1. Johnson, S.J., Cory Berkland, Ahmad Moradi-Araghi, Jenn-Tai Liang, Riley B. Needham, Min Cheng, Ying-Ying Lin, and Andrew B. Woodside. Application. Low molecular weight polyacrylates for EOR. 20160115371, filed January 6, 2016. [PDF].

BOOK CHAPTERS

  1. Johnson, S.J., Woolhouse, K.J., Prommer, H., Barry, D.A. & Christofi, N. Contribution of anaerobic microbial activity to natural attenuation of the “B” in BTEX. Yong, R. N. and Thomas, H. R. Geoenvironmental Impact Management. 2001. London, Thomas Telford Publishing. [PDF].

CONFERENCE PROCEEDINGS

  1. Johnson, S.J. & Liang, J.-T. Polyelectrolyte nanoparticles for flow assurance. Paper #246684 in: 1st AIChE International Conference on Upstream Engineering and Flow Assurance, Houston, TX, 2-5 April, 2012.

  2. Johnson, S.J., Barati, R., McCool, C.S., Green, D.W., Willhite, G.P. & Liang J.-T. Polyelectrolyte complex nanoparticles to entrap enzymes for hydraulic fracturing fluid cleanup. In: 242nd ACS National Meeting, Denver, Colorado, U.S.A. 28 August – 3 September 2011. Prepr. Pap.-Am. Chem. Soc., Div. Pet. Chem. 2011, 56 (2), 168-172.

  3. Johnson, S.J., Salehi, M., Eisert, K.E., Liang, J.-T., Bala, G. & Fox, S.L. (2007) SPE 106078 Biosurfactants produced from agriculture process waste streams to improve oil recovery in fractured carbonate reservoirs. In: SPE International Symposium on Oilfield Chemistry, Houston, Texas, USA., 28 February - 2 March 2007. [PDF].

  4. Salehi, M., Johnson, S., Liang, J.-T., Fox, S. & Bala, G. Wettability alteration of carbonate rock mediated by biosurfactant produced from high-starch agricultural effluents. Proceedings of the 9th International Wettability Symposium, Bergen, Norway, 18 - 19 September 2006. [PDF].

  5. Johnson, S.J., Christofi, N. & Barry, D.A. Anaerobic biodegradation of linear alkylbenzenes. Proceedings of the 2nd European Biodegradation Conference, Chania, Crete.30 June – 4 July 2003. [PDF].

REPORTS

  1. Author or coauthor of 24 quarterly and seven topic-specific reports for ConocoPhillips between July 2008 and January 2015.

  2. Johnson, S.J. Using Biosurfactants Produced from Agriculture Process Waste Streams to Improve Oil Recovery in Fractured Carbonate Reservoirs – Fifth Semi-Annual/Final Technical Progress Report. September 17, 2007. US DoE Award Number: DE-FC26-04NT15523 [PDF].

  3. Johnson, S.J. Using Biosurfactants Produced from Agriculture Process Waste Streams to Improve Oil Recovery in Fractured Carbonate Reservoirs – Second Annual/Fourth Semi-Annual Technical Progress Report. October 31, 2006. US DoE Award Number: DE-FC26-04NT15523.

  4. Johnson, S.J. Using Biosurfactants Produced from Agriculture Process Waste Streams to Improve Oil Recovery in Fractured Carbonate Reservoirs – Third Semi-Annual Technical Progress Report. April 30, 2006. US DoE Award Number: DE-FC26-04NT15523.

  5. Johnson, S.J. Using Biosurfactants Produced from Agriculture Process Waste Streams to Improve Oil Recovery in Fractured Carbonate Reservoirs – First Annual/Second Semi-Annual Technical Progress Report. October 1, 2005. US DoE Award Number: DE-FC26-04NT15523.

  6. Johnson, S.J. Using Biosurfactants Produced from Agriculture Process Waste Streams to Improve Oil Recovery in Fractured Carbonate Reservoirs – First Semi-Annual Technical Progress Report. April 1, 2005. US Department of Energy Award Number: DE-FC26-04NT15523.

POSTER PRESENTATIONS

  1. Li, W., Johnson, S.J., and Liang, J.-T. (2013) Rate-limiting nutrient delivery system for microbial enhanced oil recovery. Poster presented at 6th Annual Graduate Research Poster Competition. 11th April 2013. University of Kansas School of Engineering, Lawrence, KS. DOI: 10.6084/m9.figshare.3160459.v1.

  2. Johnson, S., Castan, M., Proudfoot, L. & Christofi, N. Toxicity testing of linear alkylbenzene cable oil using Caenorhabditis elegans. Society for Experimental Biology Meeting, Edinburgh, Scotland. 29 March – 4 April 2004. DOI: 10.6084/m9.figshare.96867.

  3. Johnson, S.J., Christofi, N. & Barry, D.A. Anaerobic biodegradation of linear alkylbenzenes. 2nd European Biodegradation Conference, Chania, Crete. 30 June – 4 July 2003. DOI: 10.6084/m9.figshare.96866.

  4. Johnson, S.J., Christofi, N. & Barry, D.A. Changes in isomeric composition of LAB cable oil associated with a range of terminal electron acceptors. European Geophysical Society XXVII General Assembly, Nice, France. 21 – 26 April 2002. DOI: 10.6084/m9.figshare.96865.