Peer-Reviewed Publications
6. Rosenfeld, C.E James, B.R., Santelli, C.M. Selenium in reclaimed mine soils alters fungal and bacterial community
structure and diversity. Applied and Environmental Microbiology. 84(16): eo1394-18. doi:10.1128/AEM.01394-18
5. Rosenfeld, C.E., Chaney, R.L. and Martínez, C.E. (2018) Soil geochemical factors regulate Cd uptake by metal
hyperaccumulator Noccaea caerulescens (J. Presl & C. Presl) F.K. Mey in field-contaminated soils. Science of the Total
Environment 616-617:279-287 doi: 10.1016/j.scitotenv.2017.11.016
4. Rosenfeld, C.E., Kenyon, J., James, B.R., Santelli, C.M. (2017) Selenium (IV, VI) reduction and tolerance by fungi in an oxic
environment. Geobiology, 15(3): 441–452. doi:10.1111/gbi.12224.
3. Rosenfeld, C.E., Chaney, R.L., Tappero, R.V. and Martínez, C.E. (2017) Micro-scale investigations on soil heterogeneity:
Impacts on Zn retention and uptake in Zn contaminated soils. Journal of Environmental Quality, 46(2): 373-383
doi:10.2134/jeq2016.05.0184
2. Rosenfeld, C.E. and Martínez, C.E. (2015) Dissolution of mixed amorphous-crystalline Cd-containing Fe coprecipitates in
the presence of common organic ligands. Environmental Chemistry. 12(6): 739-747. http://dx.doi.org/10.1071/EN14223
1. Rosenfeld, C.E., McCormack, M.L. and Martínez, C.E. (2014) A novel approach to study composition of in situ produced
root-derived dissolved organic matter. Soil Biology and Biochemistry 76:1-4 doi:10.1016/j.soilbio.2014.04.026
In Review & In Preparation
Ng, G.-H.C., Rosenfeld, C.E., C.M. Santelli, Yourd, A.R., Lange, J., Duhn, K.D., Johnson, N.W. Microbial and reactive transport modeling evidence for hyporheic flux-driven cryptic sulfur cycling and anaerobic methane oxidation in a sulfate-impacted wetland-stream system. In review at Journal of Geophysical Research - Biogeosciences
Hinkle, M.A.G., Rosenfeld, C.E, Post, J.A., and Santelli, C.M., Structural changes to mycogenic managanese oxides upon trace metal binding and incorporation. In prep
Rosenfeld, C.E, Hinkle, M.A.G., Santelli, C.M., Ascomycete fungi mediate multiple simultaneous redox transformations in oxic systems. In preparation
Santelli, C.M., Sabuda M.C., Rosenfeld, C.E., Torgeson, J., Time-dependent aerobic Se reduction by two Ascomycete fungi. In prep
structure and diversity. Applied and Environmental Microbiology. 84(16): eo1394-18. doi:10.1128/AEM.01394-18
5. Rosenfeld, C.E., Chaney, R.L. and Martínez, C.E. (2018) Soil geochemical factors regulate Cd uptake by metal
hyperaccumulator Noccaea caerulescens (J. Presl & C. Presl) F.K. Mey in field-contaminated soils. Science of the Total
Environment 616-617:279-287 doi: 10.1016/j.scitotenv.2017.11.016
4. Rosenfeld, C.E., Kenyon, J., James, B.R., Santelli, C.M. (2017) Selenium (IV, VI) reduction and tolerance by fungi in an oxic
environment. Geobiology, 15(3): 441–452. doi:10.1111/gbi.12224.
3. Rosenfeld, C.E., Chaney, R.L., Tappero, R.V. and Martínez, C.E. (2017) Micro-scale investigations on soil heterogeneity:
Impacts on Zn retention and uptake in Zn contaminated soils. Journal of Environmental Quality, 46(2): 373-383
doi:10.2134/jeq2016.05.0184
2. Rosenfeld, C.E. and Martínez, C.E. (2015) Dissolution of mixed amorphous-crystalline Cd-containing Fe coprecipitates in
the presence of common organic ligands. Environmental Chemistry. 12(6): 739-747. http://dx.doi.org/10.1071/EN14223
1. Rosenfeld, C.E., McCormack, M.L. and Martínez, C.E. (2014) A novel approach to study composition of in situ produced
root-derived dissolved organic matter. Soil Biology and Biochemistry 76:1-4 doi:10.1016/j.soilbio.2014.04.026
In Review & In Preparation
Ng, G.-H.C., Rosenfeld, C.E., C.M. Santelli, Yourd, A.R., Lange, J., Duhn, K.D., Johnson, N.W. Microbial and reactive transport modeling evidence for hyporheic flux-driven cryptic sulfur cycling and anaerobic methane oxidation in a sulfate-impacted wetland-stream system. In review at Journal of Geophysical Research - Biogeosciences
Hinkle, M.A.G., Rosenfeld, C.E, Post, J.A., and Santelli, C.M., Structural changes to mycogenic managanese oxides upon trace metal binding and incorporation. In prep
Rosenfeld, C.E, Hinkle, M.A.G., Santelli, C.M., Ascomycete fungi mediate multiple simultaneous redox transformations in oxic systems. In preparation
Santelli, C.M., Sabuda M.C., Rosenfeld, C.E., Torgeson, J., Time-dependent aerobic Se reduction by two Ascomycete fungi. In prep
Presentations & Organized Symposia
Invited Seminars
2019 Mycogenic biogeochemistry: Fungal mediated redox transformations and implications for bioremediation.
University of Notre Dame, South Bend, IN
2018 Integrating field and experimental systems to understand microbial metal(loid) biogeochemistry. Kent State
University, Kent, OH
2018 Microbes and metal(loid)s: Combining field and experimental systems to understand contaminant
biogeochemistry. Savannah River Ecology Laboratory, University of Georgia, Aiken, SC
2017 Microbes and metal(loid)s: Combining field and experimental systems to understand contaminant
biogeochemistry and improve environmental quality. Department of Soil and Water Sciences, University of
Florida, Gainesville, FL
2015 Selenium biogeochemistry: fungal and abiotic controls on Se redox and implications for contaminated soils.
Department of Civil and Environmental Engineering, University of Wisconsin, Madison, WI
2015 Fungal and abiotic controls on selenium redox and implications for contaminated soils. Department of Soil
Water and Climate, University of Minnesota, St. Paul, MN
2014 Contaminant biogeochemistry: Trace element dynamics at the plant-soil interface. Bromery Lecture, Johns
Hopkins University, Baltimore, MD
2013 Bridging chemistry and ecology: Using advanced spectroscopic techniques to study ecological questions.
China Ecological Forum. Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of
Sciences, Beijing, China, 2013
Organized Symposia
2018 Redox transitions and impacts on biogeochemical cycling of carbon, nutrients, and contaminants, Goldschmidt
Conference, Boston, MA
2017 Geomicrobiology, Biogeochemistry and Environmental Impact Studies of Trace Elements and Metals in Earth Surface
Environments. Goldschmidt Conference, Paris, France
2013 Biogeochemical cycles in the rhizosphere: examining carbon, trace and heavy metal cycling at the plant-soil interface.
Goldschmidt Conference, Florence, Italy
2012 Investigating ecosystem-scale metal dynamics using micro-scale techniques. Goldschmidt Conference, Montreal,
Canada
Conference Presentations (*indicates invited presentation)
2019
*Rosenfeld, C.E., Sabuda, M.C., Hinkle, M.A.G., James, B.R., Santelli, C.M. Mycogenic biogeochemistry: Fungal mediated redox transformations and implications for bioremediation. Geobiology Conference, Banff, Canada
Sabuda, M.C., Mejia, J., Rosenfeld, C.E., Dohnalkova, A., Santelli, C.M. Assessing the reduction of selenite by filamentous fungi under anoxic conditions: implications for the evolution and future environmental impacts of funti on Earth. Geobiology Conference, Banff, Canada
Sabuda, M.C., Rosenfeld, C.E., DeJournett, T., Wuolo-Journey, K., Schroeder, K., Santelli, C.M. Using filamentous Ascomycetes to remove selenium from Minnesota industrial and municipal wastewaters. Mycological Society of America, Minneapolis, MN
Santelli, C.M., Ng, C, Dunshee, A., Rosenfeld, C.E., Kaplan, D., Kemner, K., O’Laughlin, E., Weisenhorn, P., Boyanov, M. Influence of hyporheic exchange on coupled S-Fe-C biogeochemical cycling in riparian wetland sediments. DOE SBR PI Meeting, Washington, DC
2018
Rosenfeld, C.E., Hinkle, M.A.G., and C.M. Santelli. Mycogenic biogeochemistry: Simultaneous manganese oxidation and selenium reduction in oxic systems. Goldschmidt, Boston, MA
Santelli, C.M., Hinkle, M.A.G., Rosenfeld, C.E., Roepke, E, and D.L. Chaput, Biogenic Mn oxide influences on metal(loid) contaminants. Goldschmidt, Boston, MA
Hinkle, M.A.G., Rosenfeld, C.E., Post, J.A., and C.M. Santelli, Mycogenic Manganese Oxic Structural Changes and Nickel Incorporation with Aging. Goldschmidt, Boston, MA
Sabuda, M., Rosenfeld, C.E., Torgeson, J., and C.M. Santelli, Time-resolved biogeochemical insights to fungal redox transformations of selenium, the essential toxin. Goldschmidt, Boston, MA
Sabuda, M., Rosenfeld, C.E., Torgeson, J., C.M. Santelli, Biogeochemical transformations of selenium by common saprotrophic soil fungi under atmospheric conditions. Midwest Geobiology, Evanston, IL
Torgeson, J., O’Hara, P., Rosenfeld, C.E., Yourd, A., Roepke, E., Duhn, K., Ng, G.-H. Crystal, and C.M. Santelli, Biogeochemical Interactions and Cycling of Sulfur, Iron, and Carbon in the Sulfate-Impacted Riparian Wetland, Second Creek. American Geophysical Union, Washington, DC
2017
Ng, G.-H. Crystal, O’Hara, P., Santelli, C.M., Rosenfeld, C.E., and A. Yourd, Evaluating the role of sulfur and hyporheic exchange in biogeochemical cycling in riparian wetlands. American Geophysical Union, New Orleans, LA
* Rosenfeld, C.E., MacDonald, E.A., James, B.R., and C.M. Santelli. Biogeochemistry of seleniferous mine soils: Metal(loid) impacts on microbial community ecology. Society of Environmental Toxicology and Chemistry, Minneapolis, MN
* Rosenfeld, C.E., Hinkle, M.A.G., James, B.R., and C.M. Santelli. Mycogenic minerals – Impacts of multi-metal systems on fungal mineral production and metal sequestration. Soil Science Society of America, Tampa, FL
Hinkle, M.A.G., Rosenfeld, C.E., Santelli, C.M., Post, J.A. Changes in Ni binding to and uptake by mycogenic Mn oxides with aging. Soil Science Society of America, Tampa, FL
MacDonald, E.A., Rosenfeld, C.E., and C.M. Santelli. Identification of 22 selenium-tolerant bacteria and 4 selenium-tolerant fungi. Midwest Geobiolgy, Indianapolis, IN
Torgeson, J.M., Rosenfeld, C.E., and C.M. Santelli. Considerations for aerobic bioremediation of selenite and selenate. Midwest Geobiolgy, Indianapolis, IN
Santelli, C.M., Rosenfeld, C.E., Torgeson, J.M. and L. Cousins. Fungi-mediated redox transformations of selenium. Goldschmidt Conference, Paris
Rosenfeld, C.E., MacDonald, E.A., James, B.R., C.M. Santelli. Microbial ecology of seleniferous reclaimed mine soils. Goldschmidt Conference, Paris
*Rosenfeld, C.E., Hinkle, M.A.G., James, B.R., and C.M. Santelli. Fungal-selenium interactions in experimental and field systems. American Chemical Society, San Francisco, CA
2016
Rosenfeld, C.E., James, B.R., and C.M. Santelli. Tracing biogeochemical Se cycling in seleniferous reclaimed mine soils. American Geophysical Union, San Francisco, CA. 2016
Torgeson, J., Rosenfeld C.E., and C.M. Santelli. Considerations for aerobic bioremediation of selenite and selenate. Frontiers in Mine Water Remediation, UMN - Twin Cities, Minneapolis, MN
* Rosenfeld, C.E., James, B.R., and C.M. Santelli. Understanding Se biogeochemistry in seleniferous reclaimed mine soils American Chemical Society, San Diego, CA
2015
* Rosenfeld, C.E. and C.E. Martínez. Biological weathering in metal-contaminated soils: Influence of biologically derived dissolved organic compounds on mineral dissolution. Soil Science Society of America, Minneapolis, MN
Rosenfeld, C.E., James, B.R., and C.M. Santelli. Fungal and abiotic controls on selenium redox and implications for remediation of contaminated soils. Soil Science Society of America, Minneapolis, MN
Santelli, C.M., Rosenfeld, C.E., and B.R. James. Environmental impact of fungi-mediated redox transformations of selenium. Geological Society of America, Washington, DC
2014
Kenyon, J.A., Rosenfeld, C.E., and C.M. Santelli. Investigating the effects of selenium on fungal growth and mineral production (poster). Goldschmidt Conference, Prague, CZ
Rosenfeld, C.E., James, B.R. and C.M. Santelli. Selenium in the environment: Biotic and abiotic controls on Se redox. Goldschmidt Conference, Prague, CZ
Rosenfeld, C.E., Kenyon, J.A., James, B.R. and C.M. Santelli. Environmental selenium transformations: Biotic factors influencing Se redox transformations (poster). American Geophysical Union, San Francisco, CA
Kenyon, J.A., Rosenfeld, C.E., and C.M. Santelli. Investigating the effects of selenium on fungal growth and mineral production (poster). LSU Undergraduate Research Conference, Baton Rouge, LA
*Winner, 1st place Math and Physical Sciences division.
2013
Rosenfeld, C.E., Chaney, R.L., Lanzirotti, A. and C.E. Martínez. Linking nutrient and contaminant dynamics in rhizospheres of hyperaccumulators (poster). Goldschmidt Conference, Florence, Italy
2012
Rosenfeld, C.E. and C.E. Martínez. Identifying root exudates in field contaminated soil systems (poster). American Geophysical Union, San Francisco, CA
Rosenfeld, C.E., Chaney, R.L., Lanzirotti, A. and C.E. Martínez. Trace metals and soil solids: Effects of soil heterogeneity on Zn mobility. Goldschmidt Conference, Montreal, Canada
Rosenfeld, C.E., Chaney, R.L., Lanzirotti, A. and C.E. Martínez. Heavy metal contamination in soils: Role of soil solids on metal mobility. Environmental Chemistry Student Symposium, University Park, PA
2011
Rosenfeld, C.E. and C.E.Martínez. Role of root exudates in dissolution of Cd containing iron oxides. American Geophysical Union, San Francisco, CA
*Winner, Outstanding Student Paper Award (OSPA), Biogeosciences Division
Rosenfeld, C.E. and C.E.Martínez. Role of dissolved organic matter in Cd-goethite dissolution (poster). American Chemical Society, Anaheim, CA
2019 Mycogenic biogeochemistry: Fungal mediated redox transformations and implications for bioremediation.
University of Notre Dame, South Bend, IN
2018 Integrating field and experimental systems to understand microbial metal(loid) biogeochemistry. Kent State
University, Kent, OH
2018 Microbes and metal(loid)s: Combining field and experimental systems to understand contaminant
biogeochemistry. Savannah River Ecology Laboratory, University of Georgia, Aiken, SC
2017 Microbes and metal(loid)s: Combining field and experimental systems to understand contaminant
biogeochemistry and improve environmental quality. Department of Soil and Water Sciences, University of
Florida, Gainesville, FL
2015 Selenium biogeochemistry: fungal and abiotic controls on Se redox and implications for contaminated soils.
Department of Civil and Environmental Engineering, University of Wisconsin, Madison, WI
2015 Fungal and abiotic controls on selenium redox and implications for contaminated soils. Department of Soil
Water and Climate, University of Minnesota, St. Paul, MN
2014 Contaminant biogeochemistry: Trace element dynamics at the plant-soil interface. Bromery Lecture, Johns
Hopkins University, Baltimore, MD
2013 Bridging chemistry and ecology: Using advanced spectroscopic techniques to study ecological questions.
China Ecological Forum. Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of
Sciences, Beijing, China, 2013
Organized Symposia
2018 Redox transitions and impacts on biogeochemical cycling of carbon, nutrients, and contaminants, Goldschmidt
Conference, Boston, MA
2017 Geomicrobiology, Biogeochemistry and Environmental Impact Studies of Trace Elements and Metals in Earth Surface
Environments. Goldschmidt Conference, Paris, France
2013 Biogeochemical cycles in the rhizosphere: examining carbon, trace and heavy metal cycling at the plant-soil interface.
Goldschmidt Conference, Florence, Italy
2012 Investigating ecosystem-scale metal dynamics using micro-scale techniques. Goldschmidt Conference, Montreal,
Canada
Conference Presentations (*indicates invited presentation)
2019
*Rosenfeld, C.E., Sabuda, M.C., Hinkle, M.A.G., James, B.R., Santelli, C.M. Mycogenic biogeochemistry: Fungal mediated redox transformations and implications for bioremediation. Geobiology Conference, Banff, Canada
Sabuda, M.C., Mejia, J., Rosenfeld, C.E., Dohnalkova, A., Santelli, C.M. Assessing the reduction of selenite by filamentous fungi under anoxic conditions: implications for the evolution and future environmental impacts of funti on Earth. Geobiology Conference, Banff, Canada
Sabuda, M.C., Rosenfeld, C.E., DeJournett, T., Wuolo-Journey, K., Schroeder, K., Santelli, C.M. Using filamentous Ascomycetes to remove selenium from Minnesota industrial and municipal wastewaters. Mycological Society of America, Minneapolis, MN
Santelli, C.M., Ng, C, Dunshee, A., Rosenfeld, C.E., Kaplan, D., Kemner, K., O’Laughlin, E., Weisenhorn, P., Boyanov, M. Influence of hyporheic exchange on coupled S-Fe-C biogeochemical cycling in riparian wetland sediments. DOE SBR PI Meeting, Washington, DC
2018
Rosenfeld, C.E., Hinkle, M.A.G., and C.M. Santelli. Mycogenic biogeochemistry: Simultaneous manganese oxidation and selenium reduction in oxic systems. Goldschmidt, Boston, MA
Santelli, C.M., Hinkle, M.A.G., Rosenfeld, C.E., Roepke, E, and D.L. Chaput, Biogenic Mn oxide influences on metal(loid) contaminants. Goldschmidt, Boston, MA
Hinkle, M.A.G., Rosenfeld, C.E., Post, J.A., and C.M. Santelli, Mycogenic Manganese Oxic Structural Changes and Nickel Incorporation with Aging. Goldschmidt, Boston, MA
Sabuda, M., Rosenfeld, C.E., Torgeson, J., and C.M. Santelli, Time-resolved biogeochemical insights to fungal redox transformations of selenium, the essential toxin. Goldschmidt, Boston, MA
Sabuda, M., Rosenfeld, C.E., Torgeson, J., C.M. Santelli, Biogeochemical transformations of selenium by common saprotrophic soil fungi under atmospheric conditions. Midwest Geobiology, Evanston, IL
Torgeson, J., O’Hara, P., Rosenfeld, C.E., Yourd, A., Roepke, E., Duhn, K., Ng, G.-H. Crystal, and C.M. Santelli, Biogeochemical Interactions and Cycling of Sulfur, Iron, and Carbon in the Sulfate-Impacted Riparian Wetland, Second Creek. American Geophysical Union, Washington, DC
2017
Ng, G.-H. Crystal, O’Hara, P., Santelli, C.M., Rosenfeld, C.E., and A. Yourd, Evaluating the role of sulfur and hyporheic exchange in biogeochemical cycling in riparian wetlands. American Geophysical Union, New Orleans, LA
* Rosenfeld, C.E., MacDonald, E.A., James, B.R., and C.M. Santelli. Biogeochemistry of seleniferous mine soils: Metal(loid) impacts on microbial community ecology. Society of Environmental Toxicology and Chemistry, Minneapolis, MN
* Rosenfeld, C.E., Hinkle, M.A.G., James, B.R., and C.M. Santelli. Mycogenic minerals – Impacts of multi-metal systems on fungal mineral production and metal sequestration. Soil Science Society of America, Tampa, FL
Hinkle, M.A.G., Rosenfeld, C.E., Santelli, C.M., Post, J.A. Changes in Ni binding to and uptake by mycogenic Mn oxides with aging. Soil Science Society of America, Tampa, FL
MacDonald, E.A., Rosenfeld, C.E., and C.M. Santelli. Identification of 22 selenium-tolerant bacteria and 4 selenium-tolerant fungi. Midwest Geobiolgy, Indianapolis, IN
Torgeson, J.M., Rosenfeld, C.E., and C.M. Santelli. Considerations for aerobic bioremediation of selenite and selenate. Midwest Geobiolgy, Indianapolis, IN
Santelli, C.M., Rosenfeld, C.E., Torgeson, J.M. and L. Cousins. Fungi-mediated redox transformations of selenium. Goldschmidt Conference, Paris
Rosenfeld, C.E., MacDonald, E.A., James, B.R., C.M. Santelli. Microbial ecology of seleniferous reclaimed mine soils. Goldschmidt Conference, Paris
*Rosenfeld, C.E., Hinkle, M.A.G., James, B.R., and C.M. Santelli. Fungal-selenium interactions in experimental and field systems. American Chemical Society, San Francisco, CA
2016
Rosenfeld, C.E., James, B.R., and C.M. Santelli. Tracing biogeochemical Se cycling in seleniferous reclaimed mine soils. American Geophysical Union, San Francisco, CA. 2016
Torgeson, J., Rosenfeld C.E., and C.M. Santelli. Considerations for aerobic bioremediation of selenite and selenate. Frontiers in Mine Water Remediation, UMN - Twin Cities, Minneapolis, MN
* Rosenfeld, C.E., James, B.R., and C.M. Santelli. Understanding Se biogeochemistry in seleniferous reclaimed mine soils American Chemical Society, San Diego, CA
2015
* Rosenfeld, C.E. and C.E. Martínez. Biological weathering in metal-contaminated soils: Influence of biologically derived dissolved organic compounds on mineral dissolution. Soil Science Society of America, Minneapolis, MN
Rosenfeld, C.E., James, B.R., and C.M. Santelli. Fungal and abiotic controls on selenium redox and implications for remediation of contaminated soils. Soil Science Society of America, Minneapolis, MN
Santelli, C.M., Rosenfeld, C.E., and B.R. James. Environmental impact of fungi-mediated redox transformations of selenium. Geological Society of America, Washington, DC
2014
Kenyon, J.A., Rosenfeld, C.E., and C.M. Santelli. Investigating the effects of selenium on fungal growth and mineral production (poster). Goldschmidt Conference, Prague, CZ
Rosenfeld, C.E., James, B.R. and C.M. Santelli. Selenium in the environment: Biotic and abiotic controls on Se redox. Goldschmidt Conference, Prague, CZ
Rosenfeld, C.E., Kenyon, J.A., James, B.R. and C.M. Santelli. Environmental selenium transformations: Biotic factors influencing Se redox transformations (poster). American Geophysical Union, San Francisco, CA
Kenyon, J.A., Rosenfeld, C.E., and C.M. Santelli. Investigating the effects of selenium on fungal growth and mineral production (poster). LSU Undergraduate Research Conference, Baton Rouge, LA
*Winner, 1st place Math and Physical Sciences division.
2013
Rosenfeld, C.E., Chaney, R.L., Lanzirotti, A. and C.E. Martínez. Linking nutrient and contaminant dynamics in rhizospheres of hyperaccumulators (poster). Goldschmidt Conference, Florence, Italy
2012
Rosenfeld, C.E. and C.E. Martínez. Identifying root exudates in field contaminated soil systems (poster). American Geophysical Union, San Francisco, CA
Rosenfeld, C.E., Chaney, R.L., Lanzirotti, A. and C.E. Martínez. Trace metals and soil solids: Effects of soil heterogeneity on Zn mobility. Goldschmidt Conference, Montreal, Canada
Rosenfeld, C.E., Chaney, R.L., Lanzirotti, A. and C.E. Martínez. Heavy metal contamination in soils: Role of soil solids on metal mobility. Environmental Chemistry Student Symposium, University Park, PA
2011
Rosenfeld, C.E. and C.E.Martínez. Role of root exudates in dissolution of Cd containing iron oxides. American Geophysical Union, San Francisco, CA
*Winner, Outstanding Student Paper Award (OSPA), Biogeosciences Division
Rosenfeld, C.E. and C.E.Martínez. Role of dissolved organic matter in Cd-goethite dissolution (poster). American Chemical Society, Anaheim, CA
