asem

CONTACT

University of Oklahoma
School of Geology and Geophysics 
100 East Boyd St. office: Room SEC 924
amadden at ou.edu

ally

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Associate Professor OU logo
School of Geology and Geophysics, University of Oklahoma

Postdoctoral Research Associate, 2005-2007, Oak Ridge National Laboratory
Ph.D. (geochemistry), 2005, Virginia Tech
B.S. (geology), 2000, Michigan State University I investigate the influence of nanoscale materials and processes on the chemistry of environmental systems.  My students and I undertake studies to:

I am co-director of the Physical and Environmental Geochemistry Laboratory with Dr. Megan Elwood Madden. I also direct the School of Geology and Geophysics powder X-ray diffraction laboratory.

EXAMPLES OF CURRENT RESEARCH PROJECTS

See the lists of publications and presentations below for examples of research projects.

RECENT PUBLICATIONS

Miller JA, Elwood Madden AS, Phillips-Lander CM, Pritchett BR, Elwood Madden ME (2016) Alunite dissolution rates: Dissolution mechanisms and implications for Mars, Geochimica et Cosmochimica Acta, 172: 93-106.

Butler EC, Hansel CM, Krumholz LR, Elwood Madden AS, Chen L, Lan Y (2015) Biological versus mineralogical chromium reduction: Potential for reoxidation by manganese oxide, Environmental Science: Processes & Impacts. DOI: 10.1039/C5EM00286A.

Dixon E, Elwood Madden AS, Hausrath E, Elwood Madden ME (2015) Assessing hydrodynamic effects on jarosite dissolution rates, reaction products, and preservation on Mars, JGR-Planets.

Munasinghe PS, Elwood Madden ME, Brooks SC, Elwood Madden AS (2015) Dynamic interplay between uranyl phosphate precipitation, sorption, and phase evolution, Applied Geochemistry.

Swindle AL, Cozzarelli IM, Elwood Madden AS (2015) Using chromate to investigate the impact of natural organics on the surface reactivity of nanoparticulate magnetite, Environmental Science and Technology. http://dx.doi.org/10.1021/es504831d.

Bement LC, Madden AS, Carter BJ, Simms AR, Swindle AL, Alexander HM, Fine S, Benamara M (2014) Quantifying nanodiamond distribution in deposits along Bull Creek, Oklahoma panhandle, USA, Proceedings of the National Academy, U.S.A., 111(5): 1726-1731, doi: 10.1073/pnas.1309734111.

Ikuma K, Madden AS, Decho AW, Lau BLT (2014) Deposition of nanoparticles onto polysaccharide-coated surfaces: Implications for nanoparticle-biofilm interactions, Environmental Science: Nano,1(2): 117-122 DOI: 10.1039/C3EN00075C.

Lee JH, Madden AS, Waltraud KM, Tas AC (2014) Synthetic Aragonite (CaCO3) as a Potential Additive in Calcium Phosphate Cements: First Evaluation in a Tris-free SBF at 37°C, Journal of the American Ceramic Society.

Swindle AL, Elwood Madden AS, Cozzarelli IM, Benamara M (2014) Size-Dependent Reactivity of Magnetite Nanoparticles: A Field-Laboratory Comparison, Environmental Science and Technology.

Chen X, Madden AS, Bickmore BR, and Reches ZR (2013) Dynamic weakening by nanoscale smoothing during high velocity fault slip, Geology 41(7): 739-742.

Kendall MR, Madden AS, Elwood Madden ME, Hu Q (2013) Rates and products of arsenojarosite dissolution¸ Geochimica et Cosmochimica Acta 112: 192-207.

Larson PR, Madden AS, Tas AC (2013) Non-stirred synthesis of Na- and Mg-doped, carbonated apatitic calcium phosphate, Ceramics International, 39: 1485-1493.

Lau B, Huang R, and Madden AS (2013) Electrostatic adsorption of hematite nanoparticles on self-assembled monolayer surfaces, Journal of Nanoparticle Research, 15: 1873.

Learman DR, Voelker BM, Madden AS, Hansel CM (2013) Constraints on superoxide mediated formation of manganese oxides, Frontiers in Microbiological Chemistry, 4: 262, doi: 10.3389/fmicb.2013.00262.

Lin B, Cerato AB, Madden AS, and Elwood Madden ME (2013) Effect of Fly Ash on the Behavior of Expansive Soils: Microscopic Analysis.  Environmental and Engineering Geoscience 19: 85-94, doi:10.2113/gseegeosci.19.1.85.

Moon J-W, Ivanov IN, Duty CE, Love LJ, Wang W, Rawn CJ, Li Y-L, Madden AS, Mosher JJ, Suresh AK, Rondinone AJ, Rawn CJ, Lauf RJ, Phelps TJ (2013) Scalable economic extracellular synthesis of CdS nanostructured particles by a non-pathogenic thermophile, Journal of Industrial Microbiology and Biotechnology. DOI 10.1007/s10295-013-1321-3.

Sweet AC, Soreghan GS, Sweet DE, Soreghan MJ, Madden AS (2013) A Re-interpretation of the Source and Origin for the Middle Permian (Flowerpot-Blaine) Redbeds in Oklahoma: Palaeogeographic and Palaeoclimatic Implications, Sedimentary Geology 284-285: 181-196.

Zahrai SK, Elwood Madden ME, Madden AS, Rimstidt JD (2013) Dissolution rates and particle lifetimes of Na-jarosite under Mars-relevant conditions. Icarus 223: 438-443.

Elwood Madden ME, Madden AS, Rimstidt JD, Zahrai S, Kendall MR, and Miller MA (2012) Jarosite dissolution rates and nanoscale mineralogy, Geochimica et Cosmochimica Acta, 91, 306-321. link

Kim C, Kendall MR, Miller MA, Long CL, Larson PR, Humphrey MB, Madden AS, Tas AC (2012) Comparison of titanium soaked in 5M NaOH or 5M KOH solutions, Materials Science and Engineering C: Materials for Biological Applications, 33: 327-339.

Madden AS, Swindle AL, Beazley MJ, Moon J-W, Ravel B, Phelps TJ (2012) Long-term solid-phase Fate of iron and uranium during biological magnetite formation, American Mineralogist, 97(10), 1641-1652. link

Miller MA, Kendall MR, Jain MK, Larson PR, Madden AS, and Tas AC (2012) Testing of brushite (CaHPO4·2H2O) in synthetic biomineralization solutions and in situ crystallization of brushite micro-granules, Journal of the American Ceramic Society, 95(7): 2178–2188.

Miller MA, Madden AS, Elwood Madden ME, Elmore RD (2012) Laboratory-simulated diagenesis of nontronite, Clays and Clay Minerals 60(6), 616-632.

Pritchett BN, Elwood Madden ME, Madden AS (2012) Effects of water and chloride activity on jarosite dissolution rates and maximum lifetimes in high salinity brines: Implications for Earth and Mars, Earth and Planetary Science Letters, 357-358: 327-336.

COURSES  

GEOL 1114 Physical Geology for Scientists and Engineers

GEOL 3033 Earth Resources and the Environment

GEOL 5544 Minerals and the Environment

GEOL 6970 Clay Mineralogy

GEOL 6970 Special Topics in Geochemistry

RECENT PRESENTATIONS

Bartlett SA, Westrop JP, Hu Q, Swindle AL, Elwood Madden AS (2014) Chromium in the Central Oklahoma Aquifer: diagenetic iron redistributions provide windows into the relative roles of clays, iron oxides, and carbonates, Clay Minerals Society Annual Meeting.

Dixon EM, Pritchett BN, Elwood Madden AS, Elwood Madden ME (2014) Flow-through dissolution rates of K-jarosite in water and brines, Lunar and Planetary Science Conference.

Elwood Madden ME, Funderburg R, Joo YJ, Elwood Madden AS, Hall B, Marra K, Soreghan GS (2014) Assessing reactive surface areas in glacial sediments, Goldschmidt Conference.

Elwood Madden ME, Miller J, Elwood Madden AS, Pritchett BP (2014) Alunite supergroup dissolution rates and products: comparing mechanisms and particle lifetimes, Goldschmidt Conference.

Ikuma K, Madden AS, Decho AW, Lau BLT (2014) Nanoparticle-biofilm interactions at the interface: Importance of surface physicochemical characteristics, IWA specialist conference: Advances in particle science and separation: from mm to nm scale and beyond.

Leggett C, Pritchett BN, Elwood Madden AS, Elwood Madden ME (2014) Measuring mineral dissolution rates in perchlorate brines: method development and applications, Lunar and Planetary Science Conference.

Miller JM, Elwood Madden ME, Elwood Madden AS (2014) Temperature, pH, and salinity effects on alunite dissolution: Implications for Mars, Lunar and Planetary Science Conference.

Sexton MR, Swindle AL, Elwood Madden ME, Hamilton VH, Bickmore BR, Elwood Madden AS (2014) Conditions favoring the formation of Martian “blueberries” by freezing aqueous hematite suspensions, Lunar and Planetary Science Conference.

Swindle AL, Elwood Madden AS, Cozzarelli IM (2014) Impact of natural organics on the surface reactivity of magnetite nanoparticles, Goldschmidt Conference.

Westrop JP, Swindle AL, Bartlett SA, Elwood Madden AS (2014) Linking sediment-hosted and groundwater-mobile mineral nanoparticles in the Central Oklahoma Aquifer, Goldschmidt Conference.

Bickmore BR et al. (2013) Molecular dynamics study of the formation of specular hematite from nanoparticles, GSA.

Butler E, Chen L, Krumholz L, Madden A, Lan Y, Hansel C (2013) Stability of Iron-Chromium Precipitates for Long Term In-Situ Chromium Immobilization, DOE Subsurface Biogeochemical Research Annual PI Meeting.

Chen X, Madden AS, Bickmore BR, Reches Z (2013) AFM studies of simulated faults: towards understanding earthquakes, 2013 Oklahoma Microscopy Society spring meeting.

Elwood Madden AS, et al. (2013) Nanodiamond quantification in pre-Younger Dryas to recent age deposits along Bull Creek, Oklahoma, USA, GSA.

Elwood Madden ME, Marra K, Keiser L, Stumpf A, Soreghan GS, Elwood Madden AS, and Hall B (2013) Influence of climate-related physical weathering processes on chemical weathering:  Comparing stream solute/sediment geochemistry and sediment surface area in glacial and non-glacial catchments.  Gordon Conference, catchment biogeochemistry.

Ikuma K, Madden AS, Decho A, Lau BLT (2013) Nanoparticle-biofilm interactions: The importance of chemical composition of extracellular polymeric substances, American Society for Microbiology.

Ikuma K, Madden ASE, Decho A, Lau BLT (2013) Impact of chemical composition of extracellular polymeric substances on nanoparticle-biofilm interactions, Association of Environmental Engineering and Science Professors.

Miller JL, Elwood Madden ME, Elwood Madden AS, Pritchett BN (2013) Alunite dissolution as an indicator for duration of surface water on Mars, American Geophysical Union.

Priegnitz VG, Swindle AL, Westrop JP, Sexton MR, and Madden AS (2013) Clays and diagenetic iron oxides in the Central Oklahoma Aquifer: surface area, trace elements, and colloidal transport. Clay Minerals Society Annual Meeting.

Reches Z, Chen X, Boneh Y, Madden AS (2013) Wear and cohesion during frictional slip along carbonate faults, AGU.

Swindle AL, Madden AS, Cozzerelli IM (2013) Impact of dissolved organic carbon on the size-dependent surface reactivity of magnetite nanoparticles:  lessons learned in the field and lab, GSA.

Swindle AL, Madden AS, Cozzerelli IM (2013) Size-dependent reactivity of magnetite nanoparticles: A bridge between lab and field investigations, Goldschmidt Conference, Florence, Italy.

Westrop JP, Swindle AL, Sexton MR, Priegnitz VG, and Madden AS (2013) Colloidal transport of nanoscale to microscale grains in the Central Oklahoma Aquifer, Geological Society of America Annual Meeting.

Balakrishnan A, Saha MC, Grady BP, Madden AS (2012)  AFM and SAXS investigations of ultrasonically spray deposited thin polyurethane films, American Society for Mechanical Engineers 2012 International Mechanical Engineering Congress & Exposition.

Butler E, Chen L, Krumholz L, Madden A, Hansel C (2012) In-Situ Generation of Iron-Chromium Precipitates for Long Term Immobilization of Chromium at the Hanford Site, DOE Subsurface Biogeochemical Research Annual PI Meeting.

Chen X, Madden AS, Bickmore BR, and Reches Z (2012) Dynamic weakening by nanoscale smoothing during high velocity fault slip, AGU 2012.

Hansel CM, Learman DR, Madden AS, Wankel S, Webb S (2012) Structural constraints on Mn(II) oxidation by biogenic Mn oxides, Goldschmidt 2012.

Ikuma K, Madden AS, Lonergan MC, Lau BLT (2012) The role of extracellular polymeric substances in nanoparticle-biofilm interactions, Goldschmidt 2012.

Kendall MR, Madden AS, Elwood Madden ME, Hu Q (2012) Influence of arsenic incorporation on jarosite dissolution rates and reaction products, Goldschmidt 2012.

Learman DR, Voelker B, Madden AS, Hansel CM (2012) Manganese oxides from abiotic oxidation of Mn(II) by superoxide radical, American Chemical Society spring 2012 meeting.

Madden AS, Elwood Madden ME, Rimstidt JD, Kendall MR (2012) Time-course mineralogy and texture of nanoscale jarosite dissolution products, Lunar and Planetary Science Conference.

Madden AS, Swindle AL, Bement LC, Carter BJ, Simms AR, Benamara M (2012) Nanodiamonds and carbonaceous grains in Bull Creek Valley, Oklahoma, Goldschmidt 2012.

Miller MA, Dulin SA, Madden AS, Elmore RD (2012) Magnetic properties of source clays: rock magnetic implications, Goldschmidt 2012.

Moon J-W, Ivanov IN, Duty CE, Love LJ, Wang W, Rawn CJ, Li Y-L, Madden AS, Mosher JJ, Suresh AK, Rondinone AJ, Rawn CJ, Lauf RJ, Phelps TJ (2012) Bacterially precipitated nanoparticulate cadmium sulfide quantum dot production, American Society for Microbiology.

Pritchett BN, Elwood Madden ME, Madden AS (2012) Salinity and temperature effects on the dissolution of natrojarosite and K-jarosite, Lunar and Planetary Science Conference.

Reches Z, Madden AS, Chen X (2012) Fault gouge rheology under confined, high-velocity conditions, AGU 2012.

Swindle AL, Madden AS (2012) Fate of magnetite nanoparticles in leachate-impacted groundwater, Goldschmidt 2012.

Zahrai SK, Elwood Madden ME, Madden AS, Rimstidt JD (2012) Comparing Na-jarosite and K-jarosite dissolution rates to determine the effects of crystal chemistry on jarosite lifetimes, Lunar and Planetary Science Conference.