Publications

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2024

Korak, J.A. and McKay, G.M. Use of Fluorescence and Absorbance as Surrogates for the Aromaticity and Molecular Weight of Dissolved Organic Matter. Environmental Science: Processes and Impacts.听听Advance Article
Korak, J.A. and McKay, G.M. Metanalysis of Optical Properties for the Characterization of Dissolved Organic Matter. Environmental Science & Technology, 2024, 58 (17) 7380-7392.听
Magliozzi, L.; Matiasek, S.; Charles Alpers, C.; Korak, J.A.; McKnight, D., Foster, A.; Ryan, J.; Roth, D.; Tsui, M.T.; Chow, A.T.; Webster, J.P.. Wildland-Urban Interface Wildfire Increases Metal Contributions to Stormwater Runoff in Paradise, CA. Environmental Science: Processes and Impacts,听2024, 26, 667-685.

Warren, M.; Crespo-Medina, M.; Ramirez-Toro, Rodriguez, R.; Hernandez, M.; Rosario-Ortiz, F.L.; Korak, J.A. Water quality in Puerto Rico after Hurricane Maria: Challenges associated with lead assessment and potential regulatory implications. ACS ES&T Water,听2023, 3 (2), 354-365. https://doi.org/ 10.1021/acsestwater.2c00425
Korak, J.A.; Mungan, A.L.; Watts, L.T. Critical Review of Waste Brine Management Strategies for Drinking Water Treatment Using Strong Base Ion Exchange. Journal of Hazardous Materials 2022, 129473.

Arias-Paic, M.; Korak, J.A.; Method for purifying and recovering solvent from ion exchange processes. U.S. Patent and Trademark Office. . Granted October 25, 2022.

Flint, L.C; Arias-Pai膰 M.S.; Korak, J.A.. Removal of hexavalent chromium by anion exchange: non-target anion behavior and practical implications.听Environ. Sci.: Water Res. Technol 2021, 7, 2397鈥�2413.
Korak, J. A., Flint, L. C.听& Arias-Pai膰, M. Decreasing waste brine volume from anion exchange with nanofiltration: implications for multiple treatment cycles. Environmental Science: Water Research and Technology,2021.听.

Arias-Paic, M.S.; and Korak, J.A.; Forward osmosis for ion exchange waste brine management. Environmental Science and Technology Letters, 2020.

Ulliman, S.L.;听Korak, J. A.; Linden, K.G.; Rosario-Ortiz, F.L.;听Methodology for selection of optical parameters as wastewater effluent organic matter surrogates.听Water Research,听2019,听.

McKay, G.;听Korak, J. A.;听Rosario-Ortiz, F. L. Temperature dependence of the fluorescence of dissolved organic matter: Implications for DOM photophysics.听Environmental Science and Technology,听2018, 52, 9022-9032.听
Korak, J.A.; Huggins, R.; Arias-Paic, M.; Nanofiltration to improve process efficiency of hexavalent chromium treatment using ion exchange.听Journal-American Water Works Association,听2018, 110 (6), E13-E26.听
Kennedy, A.M.;听Korak, J.A.; Flint, L.; Hoffman, C.; Arias-Paic, M. Pilot-scale studies of chromium removal using stannous chloride.听Journal-American Water Works Association,听2018,110 (4), E29-E42.听
McKay, G.M.;听Korak, J.A.;听Erickson, P.R.; Latch, D.E.; McNeill, K.; Rosario-Ortiz, F.L. The case against charge transfer interactions in dissolved organic matter photophysics.听Environmental Science and Technology,听2018, 52, 406-414.听
McKay, G.M.;听Korak, J.A.;听Erickson, P.R.; Latch, D.E.; McNeill, K.; Rosario-Ortiz, F.L. Response to comment on the case against charge transfer interactions in dissolved organic matter photophysics.听Environmental Science and Technology,听2018, 52 (9) 5514-5516. 听(Correspondence, not peer-reviewed)
Ling, A.; Korak, J.A.; Schliep, A. Lead and Copper Corrosion in Distribution Systems: Current Understanding and Outlook. Breeze Minnesota Section of the AWWA, 2018, 22鈥�24.听(Viewpoint,听not peer-reviewed)

Korak, J.A.; Huggins, R; Arias-Paic, M. Regeneration of pilot-scale ion exchange columns for hexavalent chromium removal.听Water Research,听2017, 118, 141-151.听
Cawley, K.; Hohner, A.; Podgorski, D.; Cooper, W.;听Korak, J.A.;听Rosario-Ortiz, F. Molecular and spectroscopic characterization of water extractable organic matter from thermally altered soils reveal insight into disinfection byproduct precursors.听Environmental Science and Technology,听2017, 51 (2), 771-779.听
Rosario-Ortiz, F.L.;听Korak, J.A.; Oversimplification of Dissolved Organic Matter Fluorescence Analysis: Potential Pitfalls of Current Methods.听Environmental Science and Technology,听2017, 51 (2), 759-761. 听(Viewpoint Article, not peer-reviewed)

Korak, J.A.;听Rosario-Ortiz, F.L.; Summers, R.S. Evaluation of optical surrogates for the characterization of DOM removal by coagulation.听Environmental Science: Water Research & Technology,听2015, 1 493-506.听
Korak, J. A.;听Wert, E. C.; Rosario-Ortiz, F. L. Fluorescence spectroscopy as a surrogate for the release of intracellular organic matter upon oxidation of cyanobacteria cells.听Journal-American Water Works Association,听2015, 107 (1), E523-E542.听
Korak, J.A.;听Wert, E.C.; Rosario-Ortiz, F.L. Evaluating fluorescence spectroscopy as a tool to characterize cyanobacteria intracellular organic matter upon simulated release and oxidation in natural water.听Water Research,听2015, 68 432-443.听
Cawley, K.M.;听Korak, J.A.;听Rosario-Ortiz, F.L. Quantum yields for the formation of reactive intermediates from dissolved organic matter samples from the Suwannee River.听Environmental Engineering Science,听2015. 32 31-37.听
Lester, Y.; Thurman, E.M.; Ferrer, I.; Sitterley, K.;听Korak, J.A.;听Aiken, G.; Linden, K.; Characterization of fracturing flowback water in Colorado: Implications for water treatment.听Science of the Total Environment, 512-513,听2015, 637-644.听

Wert, E.C.;听Korak, J.A.;听Trenholm, R.A.;听Rosario-Ortiz, F.L. Effect of oxidant exposure on the release of intracellular microcystin, MIB, geosmin from three cyanobacteria.听Water Research,听2014, 52, 251-259.听
Korak, J.A.;听Dotson, A.D.; Summers, R.S.; Rosario-Ortiz, F.L. Critical analysis of commonly used fluorescence metrics to characterize dissolved organic matter.听Water Research,听2014, 49, 327鈥�338.听
Korak, J.A.;听Rosario-Ortiz, F.L.; Summers, R.S. Fluorescence characterization of humic substance coagulation: Application of new tools to an old process. In听Advances in the Physicochemical Characterization of Organic Matter; Rosario-Ortiz, F.L., Ed; ACS Symposium Series 1160; American Chemical Society: Washington DC,听2014; pp 281-300.听
Mostafa, S.;听Korak, J.A.; Shimabuku, K; Glover, C.M.; Rosario-Ortiz, F.L. Relation between optical properties and formation of reactive intermediates from different size fractions of organic matter. In听Advances in the Physicochemical Characterization of Organic Matter; Rosario-Ortiz, F.L., Ed; ACS Symposium Series 1160; American Chemical Society: Washington DC,听2014; pp 159-179.听

Beggs, K. M. H.; Bilica, J. A.;听Korak, J.A.;听Rosario-Ortiz, F. L.; McKnight, D. M.; Summers, R. S. Spectral evaluation of watershed dissolved organic matter and DBP precursors.听Journal-American Water Works Association,听2013, 105 (4) E173-188.