Professional Activities (presentations) of Prof Wetzel
Red denotes Vib. Spectrosc. topic
Wetzel, D.L., G.J. Kemeny, and A.J. Eilert, “Using an Acousto-Optic Tunable Filter in Near-Infrared
Spectroscopy", American Chemical Society Meeting, April, 1987.
Wetzel, D.L., A.J. Eilert, and G.J. Kemeny, "Programmed Random Access NIR Spectroscopy with an
Acousto-Optic Tunable Filter", Eastern Analytical Symposium, New York, NY, September, 1987.
Wetzel, D.L. and A.J. Eilert, "Near-Infrared Analysis with a High Duty Cycle Acousto-Optic Tunable Filter
Random Wavelength Access System", Federation of Analytical Chemistry and Spectroscopy Societies, 14th
Annual Meeting, Detroit, MI, October, 1987.
Wetzel, D.L., R.G. Messerschmidt, and R.G. Fulcher, "Chemical Mapping of Wheat Kernels by FT-IR
Microscopy", Federation of Analytical Chemistry and Spectroscopy Societies, 14th Annual Meeting, Detroit, MI,
October, 1987.
Wetzel, D.L. and R.G. Fulcher, "Quantitative Molecular Microspectrofluorometry in Heterogeneous Solids", 4th
International Diffuse Reflectance Conference, Chambersburg, PA, August, 1988.
Wetzel, D.L. and A.J. Eilert, "Matrix Compression Effects on Quantitative Near-Infrared Spectroscopic
Measurements", Federation of Analytical Chemistry and Spectroscopy Societies, 15th Annual Meeting, Boston,
MA, October-November, 1988.
Wetzel, D.L., R.G. Messerschmidt, and R.G. Fulcher, "Chemical Mapping of Grain Thin Sections by FT-IR
Microscopy Part II", Federation of Analytical Chemistry and Spectroscopy Societies, 15th Annual Meeting,
Boston, MA, October-November, 1988.
Fulcher, R.G. and Wetzel, D.L., “FT-IR Spectroscopy of Plant Single Cells, Granules, or Particles,” American
Association of Cereal Chemist, 74th Annual Meeting, Washington, D.C., October, 1988.
Wetzel, D.L., and Fulcher, R.G., “Spectroscopic Evidence for Chemical Distinction of Spatially Resolved
Microscopic Seed Tissue,” American Association of Cereal chemist, 74th Annual Meeting, Washington, D.C.,
October, 1989.
Reffner, J.A., and Wetzel, D.L., “Optical Considerations and Sample Preparation for Obtaining Useful FT-IR
Microspectrometry Data from Biological Samples,” American Association of Cereal Chemist, 74th Annual
Meeting, Washington, D.C., October, 1989.
Carduner, K.R., A.J. Eilert, D.L. Wetzel, and R.S. Marano, "Oil Concentrations in "Dirty" Oil in Water Emulsions
as Determined by Quantitative Near-Infrared Transflectance Spectroscopy", Federation of Analytical Chemistry
and Spectroscopy Societies, 16th Annual Meeting, Chicago, IL, October, 1989.
Wetzel, D.L. and A.J. Eilert, "Isophotonic Data Acquisition for Quantitative Multiple Discrete Wavelength
Near-Infrared Spectroscopy", Federation of Analytical Chemistry and Spectroscopy Societies, 16th Annual
Meeting, Chicago, IL, October, 1989.
Wetzel, D.L. and R.G. Fulcher, "Microspectroscopy of Morphologically Differing Parts of Plant Material",
Federation of Analytical Chemistry and Spectroscopy Societies, 16th Annual Meeting, Chicago, IL, October,
1989.
Wetzel, D.L. and A.J. Eilert, "Quantitative Analysis with a High Duty Cycle Solid State Random Wavelength
Access Near-Infrared System", Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, New
York, NY, March, 1990.
Wetzel, D.L. and A.J. Eilert, "Optimizing Data Acquisition for Quantitation with a Solid State Spectrometer
Operating in the Near-IR", Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, New York,
NY, March, 1990.
Wetzel, D.L., and Reffner, J.A., “Composition Profile of Grain Thin Sections by Fourier Transform Infrared
Microspectrometry,” Symposium of the International Cereal Chemist Congress, Vienna, Austria, Austria, May,
1990.
Wetzel, D.L., and Fulcher, R.G., “Fourier Transform Infrared Microspectrometry of Food Ingredients,” 6th
International Flavor Conference, Crete, Greece, July, 1990.
Eilert, A.J. and D.L. Wetzel, "Experimentation with a Research Acousto-Optic Near-IR Spectrometer", 5th
International Diffuse Reflectance Conference, Chambersburg, PA, August, 1990.
Wetzel, D.L., A.J. Eilert, and G.J. Kemeny, "Acousto-Optic TFS (Tunable Filter Spectroscopy) for Quantitative
NIR Analysis", Federation of Analytical Chemistry and Spectroscopy Societies, 17th Annual Meeting, Cleveland,
OH, October, 1990.
Carduner, K., J. Huff, D.L. Wetzel, and A.J. Eilert, "Industrial Polymer Film Characteristics by NIR", Federation
of Analytical Chemistry and Spectroscopy Societies, 17th Annual Meeting, Cleveland, OH, October, 1990.
Eilert, A.J., P.A. Pospisil, M. Marcus, and D.L. Wetzel, "Thermochemical Determinations of Chemical Waste
with Smart NIR Spectroscopy", Federation of Analytical Chemistry and Spectroscopy Societies, 17th Annual
Meeting, Cleveland, OH, October, 1990.
Wetzel, D.L. and A.J. Eilert, "Quantitative NIR Analysis via Acousto-Optic Tunable Filter Spectrometers",
Eastern Analytical Symposium, Somerset, NJ, November, 1990.
Eilert, A.J. and D.L. Wetzel, "Acousto-Optic Tunable Filter Spectroscopy in the Near-Infrared", Pittsburgh
Conference on Analytical Chemistry and Applied Spectroscopy, Chicago, IL, March, 1991.
Wetzel, D.L. and A.J. Eilert, "A Rapid Scan Full Range NIR Monitor Based on Acousto-Optic TFS", Pittsburgh
Conference on Analytical Chemistry and Applied Spectroscopy, Chicago, IL, March, 1991.
Wetzel, D.L. and A.J. Eilert, "Fast Liquid Flow Composition Monitoring with an Acousto-Optic Tunable Filter NIR
Spectrometer", Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, Chicago, IL, March,
1991.
Wetel, D.L., and LeVine, S.M., “Brain Mapping by FT-IR Microspectroscopy,” 8th International Conference on
Fourier Transform Spectroscopy, Lubeck-Travemunde, Germany, August, 1991.
Eilert, A.J. and D.L. Wetzel, "Rapid Near-Infrared Acousto-Optic TFS Applied to Real-Time Analysis",
Federation of Analytical Chemistry and Spectroscopy Societies, 18th Annual Meeting, Anaheim, CA, October,
1991.
Wetzel, D.L. and A.J. Eilert, "Fast Chemical Monitoring of Flowing Liquids with Full Range NIR Acousto-Optic
TFS", Federation of Analytical Chemistry and Spectroscopy Societies, 18th Annual Meeting, Anaheim, CA,
October, 1991.
Wetzel, D.L. and S.M. LeVine, "Brain White Matter Examination by FT-IR Microspectroscopy", Federation of
Analytical Chemistry and Spectroscopy Societies, 18th Annual Meeting, Anaheim, CA, October, 1991.
Wetzel, D.L., "Fast Chemical Monitoring of Flowing Liquids with a Full-Range Near-IR Acousto-Optic TFS
(Tunable Filter Spectrometer) -- A New Method for Obtaining Optical Information in a New Spectral Region",
Analytical Laboratory Equipment Exposition and Conference, San Jose, CA, October, 1991.
Wetzel, D.L., “Molecular Vibrational Spectroscopic Techniques Applicable to Grain”, American Association of
Cereal Chemists, 76th Annual Meeting, Seattle, Washington, October, 1991.
Wetzel, D.L. and A.J. Eilert, "Programmable Near-IR Acousto-Optic TFS for High-Speed
Analytically-Customized Chemical Monitoring", Pittsburgh Conference on Analytical Chemistry and Applied
Spectroscopy, New Orleans, LA, March, 1992.
Wetzel, D.L. and A.J. Eilert, "Near-IR Acousto-Optic TFS Optically Optimized for Rapid Diffuse Transmission
Monitoring of Scattering Industrial Samples", Pittsburgh Conference on Analytical Chemistry and Applied
Spectroscopy, New Orleans, LA, March, 1992.
Eilert, A.J. and D.L. Wetzel, "Rapid Quantitative Analyses of Flowing Liquids with a Programmable Full-Range
Fast Wavelength Access Solid-State Near-IR Acousto-Optic TFS", Pittsburgh Conference on Analytical
Chemistry and Applied Spectroscopy, New Orleans, LA, March, 1992.
Wetzel, D.L. and S.M. LeVine, "In situ Mapping of Brain White Matter and Adjacent Regions with FT-IR
Microspectroscopy", Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, New Orleans,
LA, March, 1992.
Wetzel, D.L., "Fastest Gun in the West,” Pittsburgh Conference on Analytical Chemistry and Applied
Spectroscopy, New Orleans, LA, March, 1992.
Wetzel, D.L., “Mapping of Grain with a Dedicated Integrated Fourier-transform Infrared Microspectrometer,” 7th
International Nutrition and Flavor Conference, Samos, Greece, May, 1992.
Wetzel, D.L., "Wavelength Selective Imaging in FT-IR Microspectroscopy", 6th International Diffuse Reflectance
Conference, Chambersburg, PA, August, 1992.
Wetzel, D.L. and R.L. Wehling, "Study of Potential Intrusion from Packaging of Food Products with FT-IR
Microspectroscopy", Federation of Analytical Chemistry and Spectroscopy Societies, 19th Annual Meeting,
Philadelphia, PA, October, 1992.
Wetzel, D.L. and S.M. LeVine, "In Situ Analysis of Brain White Matter in Mutant and Normal Mice by FT-IR
Microspectroscopy", Federation of Analytical Chemistry and Spectroscopy Societies, 19th Annual Meeting,
Philadelphia, PA, October, 1992.
Wetzel, D.L. and A.J. Eilert, "Customized Electronic Wavelength Switching and Acquisition for Transient
Monitoring with Acousto-Optic TFS", Federation of Analytical Chemistry and Spectroscopy Societies, 19th
Annual Meeting, Philadelphia, PA, October, 1992.
Wetzel, D.L. and A.J. Eilert, “Near-Infrared Acousto-Optic TFS for High-Speed Programmable Quantitative
Composition Monitoring of transients”, Pittsburgh Conference on Analytical Chemistry and Applied
Spectroscopy, Atlanta, GA, March 1993.
Wetzel, D.L. and A.J. Eilert, “Rapid Scan NIR Acousto-Optic TFS of SFE Effluent”, Pittsburgh Conference on
Analytical Chemistry and Applied Spectroscopy, Atlanta, GA, March 1993.
Wetzel, D.L., A.J. Eilert, and R.A. Lodder, “Diffuse Transmittance Near-Infrared Acousto-Optic TFS Quantitative
Monitoring Using Non-Imaging Concentrating Optics”, Pittsburgh Conference on Analytical Chemistry and
Applied Spectroscopy, Atlanta, GA, March 1993.
Wilson, T.D., D.B. Bechtel, and D.L. Wetzel, “Preparing Plant Material for Molecular Microspectroscopy”,
Statewide Kansas Science and Technology Advanced Research (K*Star) NSF EPSCoR Conference, Topeka,
October 1993.
Wetzel, D.L. and A.J. Eilert, “FT-IR Microspectroscopic Observation of the Migration of Water in Individual Grain
Kernels with Tempering Using D2O”, Statewide Kansas Science and Technology Advanced Research (K*Star)
NSF EPSCoR Conference, Topeka, October 1993.
Wetzel, D.L., “Chemical Microstructure of Wheat by Spatially Resolved Molecular Microbeam Spectroscopy”,
Statewide Kansas Science and Technology Advanced Research (K*Star) NSF EPSCoR Conference, Topeka,
October 1993.
Reagan, B.M., L.L. Cho, C.E. Meloan, and D.L. Wetzel, “Fiber Individualization by Single Fiber FT-IR
Microspectroscopy”, Statewide Kansas Science and Technology Advanced Research (K*Star) NSF EPSCoR
Conference, Topeka, October 1993.
Wetzel, D.L. and S.M. LeVine, “In Situ ST-IR Microspectroscopy and Mapping of Normal Brain Tissue”,
Statewide Kansas Science and Technology Advanced Research (K*Star) NSF EPSCoR Conference, Topeka,
October 1993.
LeVine, S.M. and D.L. Wetzel, “In Situ FT-IR Microspectroscopy of Extravasated Blood Damaged Brain Tissue”,
Statewide Kansas Science and Technology Advanced Research (K*Star) NSF EPSCoR Conference, Topeka,
October 1993.
Wetzel, D.L., A.J. Eilert, and P.A. Seib, “FT-IR Microspectroscopic Hot Stage Monitoring of Single Starch
Granule Interaction with Water”, Statewide Kansas Science and Technology Advanced Research (K*Star) NSF
EPSCoR Conference, Topeka, October 1993.
Wetzel, D.L. and A.J. Eilert, “Programmed High-Speed Near-IR Wavelength Access for Real-Time Analysis of
Compositional Transients”, Federation of Analytical Chemistry and Spectroscopy Societies, 20th Annual
Meeting, Detroit, MI, October 1993.
Eilert, A.J. and D.L. Wetzel, "Solutions to Difficult Sampling Problems With Near-IR Acousto-Optic TFS",
Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, Chicago, IL, March 1994, paper no.
101.
** Wetzel, D.L. and A.J. Eilert, "Performance of Near-IR Acousto-Optic TFS for Extraction Process Monitoring",
Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, Chicago, IL, March 1994, paper no.
949.
Wetzel, D.L., and A.J. Eilert, "FT-IR Microspectroscopic Examination of Localized Constituent Distributions in
Grain", Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, Chicago, IL, March 1994,
paper no. 555.
LeVine, S.M., D.L. Wetzel and A.J. Eilert, "FT-IR Microspectroscopic Localization of Psychosine in the Brains of
Twitcher Mice", Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, Chicago, IL, March
1994, paper no. 554.
Wetzel, D.L., “Synchrotron Radiation for Infrared Microspectroscopy”, National Synchrotron Light Source
Seminar, Upton, NY, June 1994.
Wetzel, D.L., “The Synchrotron Capability vs. the Conventional Thermal Source for IR Microspectroscopy of
Biological Tissue”, National Synchrotron Light Source Seminar, Upton, NY, June 1994.
LeVine, S.M. and D.L. Wetzel, “FT-IR Microscopic Analysis of Normal and Diseased Brains”, American
Association for Clinical Chemistry, New Orleans, LA, July 1994.
Wetzel, D.L. and S.M. LeVine, “FT-IR Microspectroscopy: Applications in Neuropathology”, Microbeam
Analytical Society, New Orleans, LA, August 1994.
Wetzel, D.L., “Fourier Transform Infrared Microspectroscopy Using a Synchrotron Source”, International Diffuse
Reflectance Spectroscopy Conference, Chambersberg, PA, August 1994.
Wetzel, D.L. and A.J. Eilert, “Vibrational Spectroscopy of Small (Micrometer or Microliter) Samples”,
International Diffuse Reflectance Spectroscopy Conference, Chambersberg, PA, August 1994.
Wetzel, D.L., “Single Cell Microspectroscopy with Synchrotron Radiation as the Infrared Source”, Infrared
Microspectroscopy Users Group, St. Louis, MO, October 1994.
Wetzel, D.L. and L. Cho, “FT-IR Microspectroscopy of Textile Fibers and Polymer Films”, Federation of
Analytical Chemistry and Spectroscopy Societies, St. Louis, MO, October 1994.
Wetzel, D.L. and A.J. Eilert, “Quantitative High Speed Diffuse Transmission Spectroscopic Analysis with NearIR Acousto-Optic TFS”, Federation of Analytical Chemistry and Spectroscopy Societies, St. Louis, MO, October
1994.
LeVine, S.M. and D.L. Wetzel, FT-IR Microspectroscopic Studies of White Matter from Apolipoprotein EDeficient Mice”, Federation of Analytical Chemistry and Spectroscopy Societies, St. Louis, MO, October 1994.
Wetzel, D.L., A.J. Eilert, G.P. Williams, J.A. Reffner, and L. Pietzak, “Ultra Spatially Resolved Single Cell FT-IR
Microspectroscopy of Biological Tissues”, Federation of Analytical Chemistry and Spectroscopy Societies, St.
Louis, MO, October 1994.
Wetzel, D.L., J.A. Sweat, and A.J. Eilert, “Wheat Tempering Studies Using Spatially Resolved FT-IR
Microspectroscopic Tracking of D2O Migration”, American Association of Cereal Chemists, Nashville, TN,
October 1994.
Arndt, E.A, and D.L. Wetzel, “The Assessment of Flavonoids in Wheat Milling Fractions by Quantitative Digital
Fluorescence Image Analysis”, American Association of Cereal Chemists, Nashville, TN, October 1994.
Wetzel, D.L., S. Walchle, and J.A. Reffner, “Wheat Gluten Stress Gradient Examination by FT-IR
Microspectroscopy”, American Association of Cereal Chemists, Nashville, TN, October 1994.
Zhao, M. and D.L. Wetzel, “SFE/HPLC of Wheat Flour Polar Lipids”, American Association of Cereal Chemists,
Nashville, TN, October 1994.
Wilson, J.D., D.B. Bechtel, and D.L. Wetzel, “Microstructural and Chemical Examination of Soft, Hard, and
Durum Wheats Using Fourier Transform Infrared Microspectroscopy”, American Association of Cereal
Chemists, Nashville, TN, October 1994.
Wetzel, D.L., A.J. Eilert, L. Pietrzak, G.P. Williams, and J.A. Reffner, “Ultra Spatially-Resolved FT-IR
Microspectroscopy with a Synchrotron Beam Light Source”, American Association of Cereal Chemists,
Nashville, TN, October 1994.
Wetzel, D.L. and A.J. Eilert, “Wavelength Fidelity Worthy of Near-IR Spectral Subtraction with an Acousto-Optic
TFS”, American Association of Cereal Chemists, Nashville, TN, October 1994.
Wetzel, D.L., J.A. Reffner, and G.P. Williams, “Ultra-Spatially Resolved IR Microspectroscopy Using a
Synchrotron Radiation Source”, Pittsburgh Conference of Analytical Chemistry and Applied Spectroscopy,
Chicago, IL, March 1995.
Wetzel, D.L., A.J. Eilert, J.A. Reffner, L. Carr, S.M. LeVine, S.S. Miller, and L. Pietrzak, “Synchrotron Radiation
Powered IR Microspectroscopy Used to Chemically Map Tissue Sections Operating in Transmission Mode”,
Pittsburgh Conference of Analytical Chemistry and Applied Spectroscopy, Chicago, IL, March 1995.
Wetzel, D.L. and S.M. LeVine, “Fourier Transform Infrared Analysis of Brain Tissue from Myelin Deficient Mice”,
Pittsburgh Conference of Analytical Chemistry and Applied Spectroscopy, Chicago, IL, March 1995.
Wetzel, D.L. and A.J. Eilert, “Acousto-Optic Tunable Filter Near-IR Spectrometry for Qualitative and
Quantitative Analysis of Extraction Process”, Pittsburgh Conference of Analytical Chemistry and Applied
Spectroscopy, Chicago, IL, March 1995.
Eilert, A.J. and D.L. Wetzel, “High-Speed Transmission Monitoring of Optically Difficult Samples with a Near-IR
Acousto-Optic Tunable Filter Based Proces Analyzer”, Pittsburgh Conference of Analytical Chemistry and
Applied Spectroscopy, Chicago, IL, March 1995.
Wetzel, D.L. and J.A. Sweat, “NIR Acousto-Optic TFS Extractograms of CO2 SFE”, International Near IR
Spectroscopy Conference, Montreal, Canada, July 1995.
Wetzel, D.L., “FT-NIR? It's Place in Spectroscopy: Quantitative Analysis and Imaging”, International Near IR
Spectroscopy Conference, Montreal, Canada, July 1995.
LeVine, S.M. and D.L. Wetzel, “FT-IR Microspectroscopy Analysis of Diseased White Matter Brain Tissue”,
Microscopy Society of America, Kansas City, August 1995.
Wetzel, D.L., J.A. Reffner, and G.P. Williams, “Ultra-Spatially Resolved Synchrotron Powered FT-IR
Spectroscopy of Individual Cells in Biological Material”, Microscopy Society of America, Kansas City, August
1995.
Cho, L. and D.L Wetzel, “Microbeam Polarization Infrared Spectroscopy Single Fiber Discrimination”,
Microscopy Society of America, Kansas City, August 1995.
Wetzel, D.L. and L. Cho, “Single Fiber Characterization Via Polarized FT-IR Microspectroscopy”, 10th Int. Conf.
on Fourier Transform Spectroscopy, Budapest, Hungary, August 1995.
Wetzel, D.L. and S.M. Levine, “Microbeam FT-IR Spectroscopic Examination of Diseased Human Brain
Tissue”, 10th Int. Conf. on Fourier Transform Spectroscopy, Budapest, Hungary, August 1995.
Wetzel, D.L., “Infrared Spectroscopy of Micrometer and Microliter Specimens”, 10th Int. Conf. on Fourier
Transform Spectroscopy, Budapest, Hungary, August 1995.
Wetzel, D.L., J.A. Reffner, and G.P. Williams, “Synchrotron Powered FT-IR Microspectroscopy: Single Cell
Interrogation”, 10th Int. Conf. on Fourier Transform Spectroscopy, Budapest, Hungary, August 1995.
Wetzel, D.L. and J.A. Sweat, “FT-NIR Comparative Quantitative Performance for Complex Sample; Also FTNIR Microscopic Imaging Potential”, 10th Int. Conf. on Fourier Transform Spectroscopy, Budapest, Hungary,
August 1995.
Wetzel, D.L., “Potential of Synchrotron Infrared Microspectrometry in Biomedical Research”, Max Delbruck
Institute, Buchs (Berlin), Germany, September 1995.
Sweat, J.A. and D.L. Wetzel, “Microbeam IR Spectroscopic Tracking of D2O Migration in Wheat Kernels”,
Federation of Analytical Chemistry and Spectroscopy Societies, Cincinnati, OH, October 1995.
Wetzel, D.L. and J.A. Sweat, “FT-NIR: Comparative Quant. Performance and Imaging Utility”, Federation of
Analytical Chemistry and Spectroscopy Societies, Cincinnati, OH, October 1995.
Wetzel, D.L. and J.A. Sweat, “Near-IR Acousto-Optic TFS Monitoring in Diffuse Transmittance”, Federation of
Analytical Chemistry and Spectroscopy Societies, Cincinnati, OH, October 1995.
Zhao, M. and D.L. Wetzel, “Selective SFE of Wheat Lipid for Subsequent Analysis”, Federation of Analytical
Chemistry and Spectroscopy Societies, Cincinnati, OH, October 1995.
Cho, L. and D.L. Wetzel, “Polarized FT-IR Microspectroscopy: Single Fiber Analysis”, Federation of Analytical
Chemistry and Spectroscopy Societies, Cincinnati, OH, October 1995.
Wetzel, D.L., J.D. Wilson, and D.B. Bechtel, “Wheat Classification Via Chemical Distribution from FT-IR
Microspectroscopic Mapping”, Federation of Analytical Chemistry and Spectroscopy Societies, Cincinnati, OH,
October 1995.
Cho, L. and D.L. Wetzel, “FT-IR Microspectroscopy: Characterization of Single Fibers by ATR”, Federation of
Analytical Chemistry and Spectroscopy Societies, Cincinnati, OH, October 1995.
Wetzel, D.L., M. Whitworth, and L. Cho, “FT-IR Microspectroscopic Probing of Chemical Heterogeneity in
Cereal Grain”, Federation of Analytical Chemistry and Spectroscopy Societies, Cincinnati, OH, October 1995.
Wetzel, D.L., J.A. Reffner, G.P. Williams, L. Carr, and S.S. Miller, “Synchrotron Microbeam Infrared
Spectroscopy of Single Cells and Localized Functional Group Mapping of Biological Tissues In Situ”, Federation
of Analytical Chemistry and Spectroscopy Societies, Cincinnati, OH, October 1995.
Wetzel, D.L. and S.M. LeVine, “FT-IR Microspectroscopic Examination of Diseased Brain White Matter Tissue”,
Federation of Analytical Chemistry and Spectroscopy Societies, Cincinnati, OH, October 1995.
Wetzel, D.L., “Infrared Microspectroscopy of Smaller and Smaller Spots”, Infrared Microspectroscopy Users
Group (FACSS 95), Cincinnati, OH, October 1995.
Wetzel, D.L., “Near-IR FTS and Acousto-Optic TFS”, Eastern Analytical Symposium, Sommerset, NJ, October
1995.
Wetzel. D.L., “FT-IR Microspectroscopy of Single Fibers”, 21st American Chemical Society National Meeting,
New Orleans, LA, March 1996, paper no. cel-30.
Wetzel, D.L., L. Cho, and N. Morris, “Microbeam ATR of Localized Single Fiber Finish with a Synchrotron
Powered FT-IR Microspectrometer”, Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy,
Chicago, IL, March 1996, paper no. 240.
Cho, L. and D.L. Wetzel, “Molecular Orientation of Single Fiber Using FTIR Microspectroscopy”, Pittsburgh
Conference on Analytical Chemistry and Applied Spectroscopy, Chicago, IL, March 1996, paper no. 241.
Wetzel, D.L. and S.M. LeVine, “FT-IR Microspectroscopy Analysis of Brain Pathology”, Pittsburgh Conference
on Analytical Chemistry and Applied Spectroscopy, Chicago, IL, March 1996, paper no. 244.
Wetzel, D.L., K.S. Kajasinsky, G.P. Williams, and J.A. Reffner, “Localization of Drugs in Hair by Synchrotron
Powered FT-IR Microspectroscopy”, Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy,
Chicago, IL, March 1996, paper no. 245.
Wetzel, D.L., “Enhanced Collection Optics for Highly Scattering Samples on a Near-Infrared Acousto-Optic
TFS”, Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, Chicago, IL, March 1996,
paper no. 305.
Wetzel, D.L., J.A. Sweat, and M. Zhao, “On-the-Fly NIR Acousto-Optic TFS of SFE”, Pittsburgh Conference on
Analytical Chemistry and Applied Spectroscopy, Chicago, IL, March 1996, paper no. 1208.
Wetzel, D.L., “Single Cell Microchemical Analysis with Synchrotron Powered Microbeam Molecular
Spectroscopy”, 10th International Cereal and Bread Congress, Greece, June 1996.
Wetzel, D.L., “Rheo-Optics Polymer Chemistry Tool Potential for Wheat Protein Characterization”, 10th
International Cereal and Bread Congress, Greece, June 1996.
Wetzel, D.L. and J.A. Sweat, “Water Migration Tracking in Tempered Individual Wheat Kernels by Microbeam
IR”, 10th International Cereal and Bread Congress, Greece, June 1996.
Cho, L. and D.L. Wetzel, “Polarized Microbeam FT-IR Analysis of Single Fibers”, Microbeam Analysis Society30th Annual Meeting, Minneapolis, MN, August 1996.
Wetzel, D.L., J.A. Reffner, and G.P. Williams, “Synchrotron Infrared Microspectroscopy Challenges Difficult
Analytical Problems”, Microbeam Analysis Society-30th Annual Meeting, Minneapolis, MN, August 1996.
Wetzel, D.L., L.P. Choo, H.H. Mantsch, M. Jackson, and S.M. LeVine, “FT-IR Microspectroscopic Mapping of
Diseased Brain Tissue”, Microbeam Analysis Society-30th Annual Meeting, Minneapolis, MN, August 1996.
Panzer, D. and D.L. Wetzel, “Quantitative Comparison of Hydrophobic (barrier) Layer in Different Wheat
Varieties and Inference of Tempering Speed”, American Association of Cereal Chemists, Baltimore, MD,
September 1996, paper no. 31.
Brent, J.L. and D.L. Wetzel, “Microbeam Molecular Spectroscopic Examination of Extrudate from Different
Processing Conditions”, American Association of Cereal Chemists, Baltimore, MD, September 1996, paper no.
235.
Sweat, J.A. and D.L. Wetzel, “Rapid High Pressure NIR Determination During Supercritical CO 2 Selective
Extraction”, 81st American Association of Cereal Chemists, Baltimore, MD, September 1996, paper no. 247.
Zhao, M. and D.L. Wetzel, “Selective SFE of Two Fractions from Cereal Foods”, American Association of
Cereal Chemists, Baltimore, MD, September 1996, paper no. 248.
Wetzel, D.L., “Experiments with Stretched Wheat Gluten and Polarized Radiation”, American Association of
Cereal Chemists, Baltimore, MD, September 1996, paper no. 258.
Wetzel, D.L., J.A. Sweat, and M. Zhao, “Simultaneous Near-IR Determination of Cholesterol and Lipids in Food
by Monitored Selective SFE”, Federation of Analytical Chemistry and Spectroscopy Societies, Kansas City, MO,
September 1996, paper no. 251.
Sweat, J.A. and D.L. Wetzel, “Configuration and Performance of KSU Research Model NIR Acousto-Optic TFS
as a High Pressure Fluid Detector”, Federation of Analytical Chemistry and Spectroscopy Societies, Kansas
City, MO, September 1996, paper no. 446.
Cho, L. and D.L. Wetzel, “Single Fiber Polarized FT-IR Microspectroscopy”, Federation of Analytical Chemistry
and Spectroscopy Societies, Kansas City, MO, September 1996, paper no. 459.
Cho, L. and D.L. Wetzel, “Single Fiber Characterization by ATR Infrared Microspectroscopy”, Federation of
Analytical Chemistry and Spectroscopy Societies, Kansas City, MO, September 1996, paper no. 460.
Zhao, M. and D.L. Wetzel, “Selective SFE and Subsequent SFC or HPLC of Wheat Glycolipids”, Federation of
Analytical Chemistry and Spectroscopy Societies, Kansas City, MO, September 1996, paper no. 475.
Wetzel, D.L., L. Cho, and J.A. Sweat, “Small Target Spatially Resolved Synchrotron Infrared
Microspectroscopy”, Federation of Analytical Chemistry and Spectroscopy Societies, Kansas City, MO,
September 1996, paper no. 520.
LeVine, S.M. and D.L. Wetzel, “FT-IR Microspectroscopic Analyses of Normal and Pathological Brain Tissues”,
Federation of Analytical Chemistry and Spectroscopy Societies, Kansas City, MO, September 1996, paper no.
521.
Wetzel, D.L. and J.A. Reffner, “FT-NIR Microspectroscopy”, Federation of Analytical Chemistry and
Spectroscopy Societies, Kansas City, MO, September 1996, paper no. 591.
Cho, L. and D.L. Wetzel, “FT-IR Microspectroscopy: Evidence of Molecular Orientation of Single Fibers”,
Federation of Analytical Chemistry and Spectroscopy Societies, Kansas City, MO, September 1996, paper no.
594.
Wetzel, D.L., Choo, L.P., LeVine, S.M., Mantsch, H.H., and Jackson, M., “Infrared Functional Group Mapping of
Diseased Brain Cases,” 23rd annual Conference of the Federation of Analytical Chemistry and Spectroscopy
Societies,” Kansas City, MO, September, 1996, paper no. 595.
Wetzel, D.L., Kalasinsky, K.S., Reffner, J.A., Williams, G.P., “Synchrotron Infrared Microprobing of Human
Hair,” 23rd Annual Conference of the Federation of Analytical Chemistry and Spectroscopy Societies, Kansas
City, MO, September, 1996, paper no. 597.
Wetzel, D.L., and Carter III, R.O., “FT-IR Microspectroscopic depth Profiling of Polymers Subjected to Surface
Treatment,” Pittsburgh Conference on Analytical Chemistry and Spectroscopy,” Atlanta, Georgia, March, 1997,
paper no. 565.
Wetzel, D.L., and LeVine, S.M., “Microscopically Localized Heterogeneity of Brain Tissue Revealed by In Situ
Spatially Resolved FT-IR Microspectroscopy,” Pittsburgh Conference on Analytical Chemistry and Applied
Spectroscopy, Atlanta, Georgia, March, 1997, paper no. 1005.
Wetzel, D.L., Slatkin, D.N., Mawrocky, M.M., and LeVine, S.M., “Deuterium (Biosynthetically Incorporated) as a
Spatially Resolved IR Microspectroscopic Probe of Brain Metabolism,” Pittsburgh Conference on Analytical
Chemistry and Applied Spectroscopy,” Atlanta, Georgia, March, 1997, paper no. 1008.
Wetzel, D.L., J.A. Sweat, and M. Zhao, “Combined Extraction, Separation, and Determination by Near-IR
(AOTF) Detection for Selective SFE of Cholesterol and Lipids”, Pittsburgh Conference on Analytical Chemistry
and Applied Spectroscopy, Atlanta, Georgia, March 1997, paper no. 1051.
Cho, L. and D.L. Wetzel, “Polarized FT-IR Microspectroscopy: Characterization of Single Fibers”, Pittsburgh
Conference on Analytical Chemistry and Applied Spectroscopy, Atlanta, Georgia, March 1997, paper no. 1207.
Wetzel, D.L., J.A. Sweat, and D.D. Panzer, “Synchrotron Powered FT-IR Microspectroscopy Enhances Spatial
Resolution for Probing and Mapping of Plant Materials”, 11th International Conference on Fourier Transform
Spectroscopy, Athens, Georgia, August 1997, paper no. M28.
LeVine, S.M. and D.L. Wetzel, “FT-IR Microspectroscopic Analysis of Multiple Sclerosis Lesions”, 11th
International Conference on Fourier Transform Spectroscopy, Athens, Georgia, August 1997, paper no. M29.
Wetzel, D.L., J.A. Reffner, G.L. Carr, and L. Cho, “Synchrotron Powered FT-IR Microspectroscopy Permits
Small Spot ATR Sampling of Fiber Finish and Other Materials”, 11th International Conference on Fourier
Transform Spectroscopy, Athens, Georgia, August 1997, paper no. M102.
Wetzel, D.L., S.M. LeVine, D.N. Slatkin, and M.M. Nawrocky, “Metabolically Deuterated Species Determined in
Rat Cerebella by FT-IR Microspectroscopy as a Novel Probe of Brain Metabolism”, 11th International
Conference on Fourier Transform Spectroscopy, Athens, Georgia, August 1997, paper no. W30.
Cho, L.L., D.L. Wetzel, and J.A. Reffner, “Polyester (PET) Single Fiber FT-IR Dichroism: Potential
Individualization”, 11th International Conference on Fourier Transform Spectroscopy, Athens, Georgia, August
1997, paper no. W71.
Wetzel, D.L. and R.O. Carter III, “Synchrotron Powered FT-IR Microspectroscopic Incremental Probing of
Photochemically Degraded Polymer Films”, 11th International Conference on Fourier Transform Spectroscopy,
Athens, Georgia, August 1997, paper no. W91.
Wetzel, D.L. and J.A. Reffner, “Polymer Physical Chemical Polarization Spectroscopic Approach to Wheat
Gluten Quality”, 82nd American Association of Cereal Chemists Annual Meeting, San Diego, California,
September 1997.
Zhao, M., D.L. Wetzel, and J.A. Sweat, “Determination of Digalactosyldiglyceride Content of Wheat Flour in 35
Minutes”, 82nd American Association of Cereal Chemists Annual Meeting, San Diego, California, September
1997.
Wetzel, D.L. and J.A. Sweat, “Quantitative Determination During Selective Supercritical CO2 Extraction Using
On-the-fly Near Infrared Acousto-Optic Tunable Filter Scanning of the Extract”, 82nd American Association of
Cereal Chemists Annual Meeting, San Diego, California, September 1997.
Wetzel, D.L., “Polarized IR and Near-IR Microspectroscopic Response of Polymers to Induced Strain”, 24th
Annual Meeting of the Federation of Analytical Chemistry and Spectroscopy Society, Providence, Rhode Island,
October 1997.
Wetzel, D.L. and S.M. LeVine, “In Situ Examination of Multiple Sclerosis Lesions by FT-IR Microspectroscopy”,
24th Annual Meeting of the Federation of Analytical Chemistry and Spectroscopy Society, Providence, Rhode
Island, October 1997.
Cho, L.L., D.L. Wetzel, and J.A. Reffner, “Potential for Single Fiber Individualization with Microspectroscopic
Infrared Dichroic Data”, 24th Annual Meeting of the Federation of Analytical Chemistry and Spectroscopy
Society, Providence, Rhode Island, October 1997.
Wetzel, D.L. and J.A. Sweat, “Interactive Software Controlled Electronic Wavelength Switching of NIR AcoustoOptic TFS Enhances Quantitative Capability”, 24th Annual Meeting of the Federation of Analytical Chemistry
and Spectroscopy Society, Providence, Rhode Island, October 1997.
Sweat, J.A. and D.L. Wetzel, “Oscillatory Polymer Stretching Studies with Near Infrared AOTF Spectrometer”,
Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, New Orleans, Louisiana, March
1998, paper no. 344.
Wetzel, D.L. and D.D. Panzer, “Near-IR Microspectroscopic Single Fiber Dichroic Ratio Response to
Elongation”, Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, New Orleans,
Louisiana, March 1998, paper no. 1235.
Wetzel, D.L., J.A. Sweat, D.D. Panzer, “Wheat Gluten Molecular Orientation Differentiation by Near-IR
Microspectroscopy”, Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, New Orleans,
Louisiana, March 1998, paper no. 1238.
Wetzel, D.L. and C. Marcott, “Starwars Technology for Infrared Imaging of Wheat Kernel Cross Sections”,
International Cereal Chemistry Conference, Vienna, Austria, June 1998.
Wetzel, D.L., “Oscillatory Spectroscopic Polymer Studies”, 9th International Diffuse Reflectance Spectroscopy
Conference, Chambersburg, Pennsylvania, August 1998.
Wetzel, D.L., D.D. Panzer, and J.A. Sweat, “Gluten from Hard Wheat Characterized by Molecular Orientation
Response to the Application of Stress”, 25th Annual Meeting of the Federation of Analytical Chemistry and
Spectroscopy Society, Austin, Texas, October 1998, paper no. 118.
Wetzel, D.L., C. Marcott, L. Cho, D.D. Panzer, J.A. Sweat, S.M. LeVine, “Infrared Microspectroscopic Imaging
of Biological Specimens by Three Experimental Approaches”, 25th Annual Meeting of the Federation of
Analytical Chemistry and Spectroscopy Society, Austin, Texas, October 1998, paper no. 212.
Wetzel, D.L. and S.M. LeVine, “FT-IR Microspectroscopic Analysis of Mouse Retinas”, 25th Annual Meeting of
the Federation of Analytical Chemistry and Spectroscopy Society, Austin, Texas, October 1998, paper no. 215.
Panzer, D.D. and D.L. Wetzel, “Microbeam Molecular Spectroscopic Localized Chemical Microstructure
Characterization of Wheat Breeding Samples”, 25th Annual Meeting of the Federation of Analytical Chemistry
and Spectroscopy Society, Austin, Texas, October 1998, paper no. 218.
Wetzel, D.L., S.M. LeVine, and T.J. Tague, “Application of a New FT-IR Microspectrometer Design to Biological
Specimens”, 25th Annual Meeting of the Federation of Analytical Chemistry and Spectroscopy Society, Austin,
Texas, October 1998, paper no. 272.
Sweat, J.A. and D.L. Wetzel, “Rapid Dynamic Optical Polymer Measurement”, 25th Annual Meeting of the
Federation of Analytical Chemistry and Spectroscopy Society, Austin, Texas, October 1998, paper no. 634.
Wetzel, D.L. and S.M. LeVine, “Challenges and Achievements in FT-IR Microspectroscopy” (invited),
Vibrational Spectroscopy: A New Tool in Medicine, Pottsdam, Germany, October 1998.
Wetzel, D.L., “Three Instrumental Approaches to FT-IR Microspectroscopy and Imaging” (invited lecture),
Institute for Analytical Chemistry, Dresden Technical University, Dresden, Germany, October 1998.
Wetzel, D.L., “Synchrotron Infrared Spectroscopy and Focal Plane Array Microspectroscopic Imaging”, Institute
for Physical Chemistry (seminar), University of Essen, Essen, Germany, October 1998.
Wetzel, D.L. and T.J. Tague, Jr., “Biomedical FTIR Microspectroscopy of Contrast Enhanced Specimens”, 50th
Annual Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, Orlando, Florida, March
1999, paper no. 788.
Wetzel, D.L., S.M. LeVine, and J.D. Radel, “FT-IR Microspectroscopic Examination of the Rat Retina”, 50th
Annual Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, Orlando, Florida, March
1999, paper no. 790.
Wetzel, D.L., C.A. Marcott, and S.M. LeVine, “Infrared Microscopic Imaging of Brain Tissue with a Focal Plane
Array”, 50th Annual Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, Orlando, Florida,
March 1999, paper no. 791.
Wetzel, D.L. and J.A. Sweat, “Polarized Near-IR with an Acousto-Optic TFS”, 50th Annual Pittsburgh
Conference on Analytical Chemistry and Applied Spectroscopy, Orlando, Florida, March 1999, paper no. 991.
Sweat, J.A. and D.L. Wetzel, “Dynamic Polymer Examination with an AOTF Spectrometer”, 50th Annual
Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, Orlando, Florida, March 1999, paper
no. 1195.
Wetzel, D.L. and S.M. LeVine, “FT-IR Microscopic Analysis of Aberrant Cells in the Brain”, 26th Annual Meeting
of the Federation of Analytical Chemistry and Spectroscopy Society, Vancouver, Canada, October 1999, paper
no. 313.
Wetzel, D.L. and S.M. LeVine, “Cognizant Target Selection within Microscopic Biological Specimens for FT-IR
Microspectroscopic Analysis”, 26th Annual Meeting of the Federation of Analytical Chemistry and Spectroscopy
Society, Vancouver, Canada, October 1999, paper no. 314.
Wetzel, D.L. and J.A. Sweat, “Dedicated Polymer Orientation Polarization Response Gauge”, 26th Annual
Meeting of the Federation of Analytical Chemistry and Spectroscopy Society, Vancouver, Canada, October
1999, paper no. 423.
Sweat, J.A. and D.L. Wetzel, “Dynamic Oscillatory Polymer Testing with an AOTF Spectrometer”, 26th Annual
Meeting of the Federation of Analytical Chemistry and Spectroscopy Society, Vancouver, Canada, October
1999, paper no. 425.
Wetzel, D.L., “Infrared Microscopy for Grain Processing”, 84th American Association of Cereal Chemists Annual
Meeting, Seattle, Washington, November 1999, paper no. 68.
Panzer, D.D. and D.L. Wetzel, “Chemical Microstructure Similarity and Difference from in situ Incremental
Microspectroscopic Probing of Wheat Kernel Sections”, 84th American Association of Cereal Chemists Annual
Meeting, Seattle, Washington, November 1999, paper no. 274.
Sweat, J.A. and D.L. Wetzel, “Oscillatory Polymer Near-IR Spectroscopic Measurement of Structural
Orientation”, 84th American Association of Cereal Chemists Annual Meeting, Seattle, Washington, November
1999, paper no. 295.
Wetzel, D.L. and J.A. Sweat, “Physico-Chemico Testing of Flour Protein Strength”, 84th American Association
of Cereal Chemists Annual Meeting, Seattle, Washington, November 1999, paper no. 344.
Madl, R.L. and D.L. Wetzel, “Preliminary Results of Desirable Lipid Wheat Screening”, 84th American
Association of Cereal Chemists Annual Meeting, Seattle, Washington, November 1999, paper no. 373.
Wetzel, D.L. and J.A. Sweat, “Automated Differential Dichroic Ratio Polymer Orientation Stretching Response
Gauge via Near-IR,” 51st Annual Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy,
New Orleans, Louisiana, March 2000, paper no. 1163.
Wetzel, D.L., J.A. Homan, J.D. Radel, and S.M. LeVine, “Examination of Chemical Changes in Lesioned
Retinas by Ft-IR Microspectroscopy,” 51st Annual Pittsburgh Conference on Analytical Chemistry and Applied
Spectroscopy, New Orleans, Louisiana, March 2000, paper no. 1303.
Sweat, J.A. and D.L. Wetzel, “Near Infrared Dynamic Examination of Polymer Chemical Orientation,” 51st
Annual Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, New Orleans, Louisiana,
March 2000, paper no. 313.
Radel, J.D., J.A. Homan, D.D. Wallace, D.L. Wetzel, and S.M. LeVine, “Chemical Changes in the Photoreceptor
Outer Segments due to Iron Induced Oxidative Stress: Analysis by Fourier Transform Infrared (FT-IR)
Microspectroscopy,” Annual Meeting of the Investigations in Research and Vision Optometry, April 2000.
Wetzel, D.L., “Synchrotron Infrared Microscopy of Biological Materials and Forensic Science Specimens,”
Synchrotron Radiation Techniques in the Environmental Sciences, Forschungszentrum Karlsruhe Technik und
Umwelt Workshop, Karlsruhe, Germany, May 12, 2000.
Wetzel, D.L. and S.M. LeVine, “Infrared Microbeam Analysis of Intricate Biological Specimens,” 2nd Annual
Conference of the International Union of Microbeam Analysis Societies, Kailua-Kona, HI, July 2000.
Wetzel, D.L., “Dynamic Polymer Analysis with a Near-IR Acousto-Optic Tunable Filter Spectrometer,” 10th
International Diffuse Reflectance Spectroscopy Conference, Chambersberg, PA, August 2000.
LeVine, S.M., J.D. Radel, and D.L. Wetzel, “Analysis of in situ Constituents of the Retina by Fourier Transform
Infrared Microspectroscopy,” American Oil Chemists= Society Conference, Kansas City, MO, September 10-13,
2000.
Wetzel, D.L., “Analyzing Individual Protein Bodies in Wheat Kernel Sections with Synchrotron Infrared
Microspectroscopy,” 27th Annual Meeting of the Federation of Analytical Chemistry and Spectroscopy Society,
Nashville, TN, October 2000, paper no. 729.
Wetzel, D.L., “Detection Limit Reduction in Spatially Resolved FT-IR Microspectroscopy,” 27th Annual Meeting
of the Federation of Analytical Chemistry and Spectroscopy Society, Nashville, TN, October 2000, paper no.
730.
Wetzel, D.L. and S.M. LeVine, “Synchrotron Infrared Microspectroscopic Detailed Mapping of Retinas
Complements On-Going Retina Studies,” 27th Annual Meeting of the Federation of Analytical Chemistry and
Spectroscopy Society, Nashville, TN, October 2000, paper no. 675.
Wetzel, D.L., “Infrared Microbeam Analysis of Biological Specimens,” Chulalongkorn University, Department of
Food Technology, Bangkok, Thailand, October 20, 2000.
Wetzel, D.L., “Enhancement of FT-IR Microspectroscopic Analysis with Synchrotron Radiation,” Synchrotron
Radiation Research Center, 6th Users Meeting and Workshop on New Scientific Opportunities, Hsinchu,
Taiwan, October 25, 2000.
Wetzel, D.L., “FT-IR Microspectroscopic Trace Analysis,” Central Police University, Forensic Science
Department, Taoyuan, Taiwan, October 27, 2000.
Wetzel, D.L., “FT-IR Microspectroscopy and Forensic Science Potential Use,” Central Intelligence Bureau,
Forensic Unit, Taipei, Taiwan, October 31, 2000.
Arndt, E.A. and D.L. Wetzel, “Analysis and Distribution of Flavonoids in Wheat Milling,” 85th American
Association of Cereal Chemists Annual Meeting, Kansas City, MO, November 2000, paper no. 333.
Wetzel, D.L. and J.A. Sweat, “Synchrotron Infrared 3 µm x 3 µm Microbeam Analysis of Wheat Kernel
Sections,” 85th American Association of Cereal Chemists Annual Meeting, Kansas City, MO, November 2000,
paper no. 340.
Wetzel, D.L. and J.A. Sweat, “Molecular Wheat Protein Quality via a Dedicated Near-IR Delta Dichroic Ratio
Polymer Orientation Stretching Response Gauge,” 85th American Association of Cereal Chemists Annual
Meeting, Kansas City, MO, November 2000, paper no. 38.
Panzer, D.D. and D.L. Wetzel, “Validating Chemical Microstructure Differences and Similarities Within Two
Hard Wheat Varieties Using Infrared Microspectroscopy,” 85th American Association of Cereal Chemists Annual
Meeting, Kansas City, MO, November 2000, paper no. 42.
Wetzel, D.L., “Synchrotron Infrared Microspectroscopy of Biological Materials and Forensic Science
Specimens,” Proceedings of Synchrotron Radiation Techniques in the Environmental Sciences Workshop,
Forschungszentrum Karlsruhe, Germany, 2001, in press.
Wetzel, D.L. and J.R. Finney, “Probing Wheat Protein In Situ with Synchrotron Infrared Microspectroscopy,”
52nd Annual Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, New Orleans, LA,
March 2001, paper no. 559.
Wetzel, D.L. and S.M. LeVine, “Locating and Determining Minor Quantities of Deuterated Compounds in Tissue
by FT-IR Microspectroscopy,” 52nd Annual Pittsburgh Conference on Analytical Chemistry and Applied
Spectroscopy, New Orleans, LA, March 2001, paper no. 405.
Wetzel, D.L., “When Molecular Causes of Wheat Quality are Known, New Molecular Methods Will Supercede
Many Traditional Methods,” IWQC-II Conference Proceedings, Grain Alliance, Manhattan, KS., July 2001.
Wetzel, D.L., “Sensitive Infrared Narrow Band Optimized Microspectrometer,” 1st International Conference on
Advanced Vibrational Spectroscopy, Turku, Finland, August 2001, paper no. 115.
Wetzel, D.L., P. Srivarin, and J.R. Finney, “Revealing Protein Infrared Spectral Detail in a Heterogeneous
Matrix Dominated by Starch,” 1st International Conference on Advanced Vibrational Spectroscopy, Turku,
Finland, August 2001, paper no. 267.
Wetzel, D.L., “A New Approach to the Problem of Dispersive Windows in Infrared Microspectroscopy,” 1st
International Conference on Advanced Vibrational Spectroscopy, Turku, Finland, August 2001, paper no. 114.
Wetzel, D.L. and G.P. Williams, “Synchrotron Infrared Microspectroscopy of Retinal Layers,” 1st International
Conference on Advanced Vibrational Spectroscopy, Turku, Finland, August 2001, paper no. 270.
Wetzel, D.L., “Synchrotron Infrared Microspectroscopy of Brains and Grains,” Seminar presented at the
National Synchrotron Light Source, Brookhaven National Laboratory, Upton, NY, September 6, 2001.
Wetzel, D.L. and J.R. Finney, “Optical Refinements Enable Reduced Analyte Level Determination in
Experimentation on Mammalian Tissue,” 28th Annual Meeting of the Federation of Analytical Chemistry and
Spectroscopy Societies, Detroit, MI, October 2001, paper no. 194.
Wetzel, D.L. and Steven M. LeVine, “Metabolic Studies in the Rat Retina Utilizing FT-IR Microspectroscopy,”
52nd Annual Meeting of the Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, New
Orleans, LA, March 17-22, 2002, paper no. 1096.
Wetzel, D.L., “Molecular Methods in Control of Breeding for End Use Quality,” International Association of
Cereal Chemists, Budapest, Hungary, May 2002.
Wetzel, D.L. and Steven M. LeVine, “Spatially Resolved Improved FT-IR Microspectroscopy of Deuterated
Species in Tissue,” 36th Annual Meeting of the Microbeam Analysis Society, Quebec City, Quebec, Canada,
August 5-8, 2002, paper no. 499.
Wetzel, D.L., “In Situ Polarization Synchrotron Infrared Microspectroscopy,” International Diffuse Reflection
Spectroscopy Conference, Chambersburg, PA, August 2002.
Wetzel, D.L. and Steven M. LeVine, “Applications of a Narrow Band Optimized IR Microspectrometer to
Metabolic Studies Using Deuterated Compounds,” 29th Annual Meeting of the Federation of Analytical
Chemistry and Spectroscopic Societies, Providence, RI, October 13-18, 2002, paper no. 384.
Wetzel D.L., John A. Reffner, Lisa L. Miller and Steven M. LeVine, “Polarization Studies of Biological Tissues
Using Synchrotron Infrared Microspectroscopy,” 29 th Annual Meeting of the Federation of Analytical Chemistry
and Spectroscopic Societies, Providence, RI, October 13-18, 2002, paper no. 602.
Wetzel, D.L., “Near Infrared Spectroscopy,” Invited Lecture Series, American Institute of Baking, October 2002.
Wetzel, D.L., “Molecular Methods for Breeding Selection,” Fall Conf. Kansas Agricultural Experiment Station,
Manhattan, KS, October 2002, poster.
Wetzel, D.L. and P. Srivarin, “Synchrotron Radiation and Kansas Wheat Research,” Fall Conf. Kansas
Agricultural Experiment Station, Manhattan, KS, October 2002, poster.
Wetzel, D.L., and LeVine, S.M., “Instrumentation and Biomedical Research Applications of Infrared
Microspectroscopy and Imaging,” Inaugural Austral-Asian Biospectroscopy Conference, Suranaree University of
Technology, Nakhon Ratchasima 30000, Thailand, 2003 (invited).
Wetzel, D.L., Cassis, L.A., Helton, A., Lodder, R.A., “Infrared Microspectroscopy of Abdominal Aortas from
APOE -/- Mice,” 2nd International Conference on Advanced Vibrational Spectroscopy, Nottingham, UK, August
2003.
Wetzel, D.L., “Penetration of Polymer Using Deuterated Hydrocarbons,” 2nd International Conference on
Advanced Vibrational Spectroscopy, Nottingham, UK, 2003.
Wetzel, D.L., Striova, J., Higgins, D.A., and Collinson, M.M, “Synchrotron Infrared Microscopy Reveals
Localized Heterogeneities in Organically Modified Silicate Films,” 2nd International Conference on Advanced
Vibrational Spectroscopy, Nottingham, UK, 2003.
Wetzel, D.L., Cassis, L.A., Henton, M., Lodder, R.A., “Synchrotron Infrared Microspectroscopy of Abdominal
Aorta Aneurysm Tissues,” 2nd International Conference on Advanced Vibrational Spectroscopy, Nottingham,
UK, 2003.
Wetzel, D.L., “Infrared Microspectroscopy of Arterial Plaque,” 2nd International Conference on Advanced
Vibrational Spectroscopy, Nottingham, UK, 2003.
Wetzel, D.L., and LeVine, S.M., “Spatially Resolved Improved FT-IR Microspectroscopy of Deuterated Species
in Tissue,“ 37th Annual Meeting of the Microbeam Analysis Society, San Antonio, TX, August 2003 (invited).
Wetzel, D.L., “Utility of Short Step (1μm) Functional Group Mapping with Synchrotron Infrared
Microspectroscopy”, Federation of Analytical Chemistry and Applied Spectroscopy Societies 30 th Annual
Meeting, Fort Lauderdale, FL, October 2003.
Wetzel, D.L., Reffner, J.A., LeVine, S.M., Miller, L.A., “Synchrotron Polarized Infrared Microspectroscopy of
Photoreceptor in Retina Outer Segments,” Pittsburgh Conference on Analytical Chemistry and Applied
Spectroscopy, Orlando, FL, March 2003, paper no. 190-7.
Wetzel, D.L., “Polymer Permeation Measure by a Sensitized Narrow Band Infrared Microspectroscopy,”
Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, Orlando, FL, March 2003, paper
no.190-8.
Wetzel, D.L., “Changes in the Chemistry within Mature Wheat Kernels Determined by FT-IR
Microspectroscopy,” Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, Orlando, FL,
March 2003, paper no.1050-10.
Wetzel, D.L., Striova, J., Higgins, D.A., Collinson, M.M, “Infrared Imaging and Microspectroscopy of Organically
Modified Silicate Films,” Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, Chicago, IL,
March 2004, paper no. 24000-600.
Wetzel, D.L., Cassis, L.A., Helton, M.W., Lodder, R.A., “Infrared Imaging and Microspectroscopy of Aneurysm
and Preaneurysm C57/BL/6 LDL Receptor Deficient -/- Mouse Aorta Tissue,” Pittsburgh Conference on
Analtytical Chemistry and Applied Spectroscopy, Chicago, IL, March 2004, paper no. 24000-600.
Wetzel, D.L., Post, G., Lodder, R.A., “Synchrotron Infrared Microspectroscopic Analysis of Collagens I, III and
Elastin on the Shoulder of Human Thin-Cap Fibroatheromas,” 4th International Biospectroscopy Conference,
Spec 2004 Shedding New Light on Disease: Optical Diagnosis for the New Millennium, Newark, NJ, USA, June
2004.
Wetzel, D.L., “Recent Analytical Synchrotron Infrared Microspectroscopy and Imaging,” 38 th Annual Meeting of
the Microbeam Analysis Society, Savannah, GA, August 2004, paper no. 1354.
Wetzel, D.L., “Reflection Absorption Analytical FT-IR Microspectroscopy and Imaging,” International Diffuse
Reflectance Spectroscopy Conference, Chambersberg, PA, August 2004.
Wetzel, D.L., Subramanyam, B., Fisher, T.A., “Localized Chemical Analysis of Treated Stored Grain Insects
with Synchrotron Infrared Microspectroscopy,” Federation of Analytical Chemistry and Spectroscopic Societies
31st Annual Meeting, Portland, OR, October 2004, paper no. 523.
Wetzel, D.L., Zhao M., “Instrument for Simultaneous Determination of Cholesterol and Nonpolar Lipid in a Food
Product,” N Proc. 3rd Int’l Wheat Quality Conf., O.K. Chung and Lookhart, G.L.,(Eds), Grain Industry Alliance,
Manhattan, KS, USA, 2005.
Sweat, J.A., Wetzel, D.L., “Instrument for Dynamic Spectroscopic Rheo-Optics of Polymers,” N Proc. 3rd Int’l
Wheat Quality Conf., O.K. Chung and Lookhart, G.L., (Eds), Grain Industry Alliance, Manhattan, KS, USA,
2005.
Wetzel, D.L., Fisher, T.L., Smail, V.W., Fritz, A.K., “Microspectroscopic in situ a-Helix/β-Sheet Ratio
Assessment in Hard Wheat Endosperm,” Proc. 3rd Int’l Wheat Quality Conf., O.K. Chung and Lookhart,
G.L.,(Eds), Grain Industry Alliance, Manhattan, KS, USA, 2005.
Sweat, J.A., Wetzel, D.L., “Instrument for Wheat Protein Relative Strength Determination,” N Proc. 3rd Int’l
Wheat Quality Conf., O.K. Chung and Lookhart, G.L.,(Eds), Grain Industry Alliance, Manhattan, KS, USA,
2005.
Wetzel, D.L., Zhao, M., Sweat, J.A., Wilson, R., “Tandem Two-Step Supercritical Fluid, Selective Extraction
System for Polar Lipid Recovery from Wheat Flour,” N Proc. 3rd Int’l Wheat Quality Conf., O.K. Chung and
Lookhart, G.L.,(Eds), Grain Industry Alliance, Manhattan, KS, USA, 2005.
Wetzel, D.L, Fisher, T.L., Smail, V.W., Koc, H., and Bonwell, E.S., “Synchrotron Infrared Microspectroscopy
Determines Secondary Protein Structure of Wheat Endosperm in situ Relative to Protein Quality,” The 33rd
Federation of Analytical Chemistry and Spectroscopy Societies (FACSS), Lake Buena Vista, FL, September
2006.
Wetzel, D.L, “Infrared Chemical Imaging with MCT, InGaAs, or InSb Detection and Synchrotron or Thermal
Sources,” The 33rd Federation of Analytical Chemistry and Spectroscopy Societies (FACSS), Lake Buena Vista,
FL, September 2006.
Wetzel, D.L., Koc, H., and Smail, V.W. “Nondestructive testing for sprout resistance in wheat via chemical
imaging with InGaAs focal plane array spectroscopy,” The 33rd Federation of Analytical Chemistry and
Spectroscopy Societies (FACSS), Lake Buena Vista, FL, September 2006.
Wetzel, D.L., Bonwell, E.S., Frazer, S., and Ellis, S., “Wheat aleurone fraction purity via diamond internal
reflection infrared spectroscopy,” The 33rd Federation of Analytical Chemistry and Spectroscopy Societies
(FACSS), Lake Buena Vista, FL, September 2006.
Wetzel, D.L, Fisher, T.L., Smail, V.W., Koc, H., and Bonwell, E.S., “Synchrotron infrared microspectroscopy
determines secondary protein structure of wheat endosperm in situ relative to protein quality,” American
Association of Cereal Chemists Int. (AACC), World Grains Summit: Foods and Beverages, September 2006,
paper no. O-90.
Wetzel, D.L., Bonwell, E.S., Frazer, S. and Ellis, S., “Wheat aleurone fraction purity via diamond internal
reflection infrared spectroscopy,” American Association of Cereal Chemists Int. (AACC), World Grains Summit:
Foods and Beverages, September 2006, paper no. O-87.
Koc, H., Wetzel, D.L., and Smail, V.W., “Nondestructive testing for sprout resistance in wheat via chemical
imaging with InGaAs focal plane array spectroscopy,” American Association of Cereal Chemists Int. (AACC),
World Grains Summit: Foods and Beverages, September 2006, paper no. O-85.
Koc, H. and Wetzel, D.L., “Monitoring milling fractions while the mill is running with a commercial acousto-optic
tunable filter spectrometer,” American Association of Cereal Chemists Int. (AACC), World Grains Summit:
Foods and Beverages, September 2006, paper no. P-308.
Bonwell, E.S., Koc, H., and Wetzel, D.L. “LC-MS analysis of phenolic acid antioxidants in select botanical parts
of wheat,” American Association of Cereal Chemists Int. (AACC), World Grains Summit: Foods and Beverages,
September 2006, paper no. P-265.
Wetzel, D.L.,” Microspectrometric Imaging of Atherosclerosis in Mice and Men,” 13 th International Diffuse
Reflectance Conference (IDRC), August 2006, Wilson College Chambersburg, Pennsylvania.
Koc, H., Wetzel, D.L., and Smail, V.W., “Diffuse Reflection Near-IR Focal Plane Array Subsurface Chemical
Imaging Enables Early Wheat Germination Detection,” 13th International Diffuse Reflectance Conference
(IDRC), August 2006, Wilson College Chambersburg, Pennsylvania.
Wetzel, D.L. and Smail, V.W., “Nondestructive Vibrational Spectroscopic Imaging Identifies Genetically
Desirable Wheat Kernels,” 57th Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy
(PITTCON), Orlando, Florida, March 2006, paper no. 880-1 (oral presentation)
Wetzel, D.L., and Lodder, R.A., “Synchrotron IR Microspectroscopic Study of Aorta Atherosclerotic Plaque
Inhibition in Drug Treated APOE Knock Out Mice,” Pittsburgh Conference on Analytical Chemistry and Applied
Spectroscopy, Chicago, IL, February 2007.
Koc, H., Smail, V.W., Wetzel, D.L., “Investigation of Biochemical Changes in Wheat Kernels During Sprouting
by IR Microspectroscopy,” Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, Chicago,
IL, February 2007.
Wetzel, D.L., “Relative Merits of Infrared Chemical Imaging With MCT, InGaAs, or InSb Detection and
Synchrotron or Thermal Sources,” Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy,
Chicago, IL, February 2007.
Wetzel, D.L. and Reffner, J.A., “Single Fiber Infrared Dichroism Microspectroscopy With Synchrotron Beam
Native Polarization,” Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, Chicago, IL,
February 2007.
Wetzel, D.L. and Lodder, R.A., “Atherosclerosis Diet Dependent Studies of ApoE-/- Knockout Mice Aortas With
Synchrotron Infrared Microspectroscopy and Imaging,” ICAVS 4 th International Conference on Advanced
Vibrational Spectroscopy, Corfu, Greece, June 2007.
Smail, V.W., Koc, H., Wetzel, D.L., “Indium Antimonide Focal Plane Array Chemical Imaging Nondestructive
Detection of Germination at Early Stages,” ICAVS 4th International Conference on Advanced Vibrational
Spectroscopy, Corfu, Greece, June 2007.
Murdock, J.N. and Wetzel, D.L., “Simultaneous, Spatially Resolved Analysis of Nutritional Content and Nutrient
Uptake Kinetics in Algal Cells Using FT-IR Microspectroscopy With Focal Plane Array Detection,” ICAVS 4th
International Conference on Advanced Vibrational Spectroscopy, Corfu, Greece, June 2007.
Wetzel, D.L., Koc, H., Smail, V.W., “Imaging Chemical Microstructure of Germinated Wheat With Synchrotron
Infrared Microspectroscopy,” ICAVS 4th International Conference on Advanced Vibrational Spectroscopy, Corfu,
Greece, June 2007.
Wetzel, D.L., Bonwell, E., Smail, V.W., “Molecularly Defined Wheat Protein Quality of Breeding Lines from
Synchrotron Infrared Microspectroscopy,” ICAVS 4th International Conference on Advanced Vibrational
Spectroscopy, Corfu, Greece, June 2007.
Wetzel, D.L., and Panzer, D., “Objective Hard/Soft Wheat Class Conformation via IR Microspectroscopic
Chemical Imaging,” ICAVS 4th International Conference on Advanced Vibrational Spectroscopy, Corfu, Greece,
June 2007.
Wetzel, D.L., Murdock, J.N., Dodds, W. “Spatially resolved FT-IR microspectroscopy of the nutritional status of
stream algae,” Federation of Analytical Chemistry, and Spectroscopic Societies, Memphis, TN, October 2007.
Wetzel, D.L., and Lodder, R.A., “Efficacy of the drug Tagitose effected by vibrational microspectroscopy,”
Federation of Analytical Chemistry, and Spectroscopic Societies, Memphis, TN, October 2007.
Wetzel, D.L., and Dogan, H., “Chemical Imaging versus X-ray Microtomography to Reveal Single Kernel
Morphology Desirable for Commercial End Use,” Federation of Analytical Chemistry, and Spectroscopic
Societies, Memphis, TN, October 2007.
Wetzel, D.L., Brewer, L., Sood, S., Gill, B.S. “FT-IR microspectroscopic detection of gene expression and
determining its extent in wheat,” Federation of Analytical Chemistry, and Spectroscopic Societies, Memphis, TN,
October 2007.
Wetzel, D.L., and Lodder, R.A., “Efficacy of the drug Tagitose effected by vibrational microspectroscopy”,
Federation of Analytical Chemistry and Spectroscopic Societies, Memphis, TN, October, 2007.
Boatwright, M., Koc, H., McKinney, L., Wetzel, D.L., “Chemical Imaging Method to Assess Grain End Use
Potential,” AACC Intl Annual Meeting, San Antonio, TX, October, 2007
Bai, Y., Wetzel, D.L., Shi, Y.C. “FT-IR microspectroscopy of octenyl succinic anhydride modified starches,”
AACC Intl Annual Meeting, San Antonio, TX, October, 2007, paper no. A36.
Koc, H., and Wetzel, D.L., “Determination of Relative Sprout Resistance for Selection of Genetically Desirable
wheat Cultivars via Indium Antomonide Range Near-IR Imaging,” AACC Intl Annual Meeting, San Antonio, TX,
October, 2007, paper no. A48.
Koc, H., and Wetzel, D.L., “FT-IR microspectroscopy of wheat scutellum chemistry before and after
germination,” AACC Intl Annual Meeting, San Antonio, TX, October, 2007, paper no. A22.
Wetzel, D.L., and Dogan, H., “Chemical Imaging of Botanical Parts in Heterogeneous Processing
Intermediates,” AACC Intl Annual Meeting, San Antonio, TX, October, 2007, paper no. A31.
Wetzel, D.L., Bonwell, E. Smail, V.W., “Molecularly Defined Wheat Protein Quality of Breeding Lines from
Synchrotron Infrared Microspectroscopy,” AACC Intl Annual Meeting, San Antonio, TX, October, 2007.
Charles, H.E., Koc, H., Wetzel, D.L., “Processed Mixture Analyzed for Ingredients Identity, Concentration and
Distribution by Spectroscopic Chemical Imaging,” AACC Intl Annual Meeting, San Antonio, TX, October, 2007,
paper no. A16.
Dogan, H., and Wetzel., D.L., “Chemical Imaging versus X-ray Microtomography to Reveal Single Kernel
Morphology Desirable for Commercial End Use; 34th Annual meeting of Federation of Analytical Chemistry and
Spectroscopy Societies, Memphis, TN, October, 2007.
Bonwell, E.S. and Wetzel., D.L., “Thermal Processing of Protein on Optical Substrate Reveals Structural
Changes via FTIR Microspectroscopy,” 59th Annual Pittsburgh Conference on Analytical Chemistry and Applied
Spectroscopy, New Orleans, LA, March, 2008. paper no. 420-4
Brewer, L.R., and Wetzel., D.L., “FT-IR Microspectroscopic Imaging Provides Objective Chemically Defined
Morphological Class Discrimination in Wheat,” 59th Annual Pittsburgh Conference on Analytical Chemistry and
Applied Spectroscopy, New Orleans, LA, March, 2008. paper no. 1810-3
Koc, H. and Wetzel., D.L., “InSb Imaging Provides Nondestructive Subsurface Polychromatic Chemical
Discrimination of Germinated Seeds,” 59th Annual Pittsburgh Conference on Analytical Chemistry and Applied
Spectroscopy, New Orleans, LA, March, 2008. paper no. 1810-4
Cakmak, G., Wetzel, D.L., and Severide, F. “Effects of Radio Protectant Amifostine on Irradiated Rat Brain
Tissues Studied by FTIR Microspectroscopy and Imaging,” 59 th Annual Pittsburgh Conference on Analytical
Chemistry and Applied Spectroscopy, New Orleans, LA, March, 2008. paper no. 1830-2
Murdock, J.N., Dodds, W.K. and Wetzel., D.L., “Nutritional Dynamics of Stream Algal Biofilms via FT-IR
Microspectroscopy and Imaging,” 59th Annual Pittsburgh Conference on Analytical Chemistry and Applied
Spectroscopy, New Orleans, LA, March, 2008. paper no. 1880-2
Wetzel., D.L., Brewer, L.R., Sood, S., Gill, B.S. and Dogan, H. “Genetic Expression in Plant Material Revealed
with Vibrational Spectroscopic Imaging,” 59th Annual Pittsburgh Conference on Analytical Chemistry and
Applied Spectroscopy, New Orleans, LA, March, 2008. paper no. 750-7
Wetzel., D.L., “Recent Infrared Microspectroscopy and Imaging Studies involving wheat germination, protein
secondary structure using HgCdTe and InSb detection in confocal-single or array optical configurations”
Bosphorous International Association for Cereal Science and Technology Conference, Istanbul, Turkey, April,
2008.
Wetzel., D.L., “IR Spectroscopy Thru A Microscopy Provides Detailed Chemical Images.” Director’s
Conference, Midwest Institute of Research, (Broadcast) Kansas City, MO, May, 2008.
Wetzel, D.L., “InSb focal plane array liquid crystal tunable filter near-IR imaging practical applications” 13th
International Diffuse Reflectance Spectroscopy Conference, Chambersburg, PA, August, 2008, Oral
presentation no. 5.
Wetzel, D.L. “FT-IR Microspectroscopic imaging (Mid-IR)”, Symposium: Applying High Tech Instrumental
Chemical Imaging Approaches to Cereal Chemistry at the Annual Meeting of the American Association of
Cereal Chemistry International, September, 2008, Honolulu, HI, USA, paper no. 53A4
Brewer, L.R. and Wetzel, D.L. “Near-IR spectroscopic imaging” Symposium: Applying High Tech Instrumental
Chemical Imaging Approaches to Cereal Chemistry at the Annual Meeting of the American Association of
Cereal Chemistry International, September, 2008, Honolulu, HI, USA, paper no. 53A5
Bai, Y., Wetzel, D.L., and Shi, Y.C. “Detecting homogeneity of octenyl succinic anhydride modified starch vis
FT-IR microspectroscopy” Annual Meeting of the American Association of Cereal Chemistry International,
September, 2008, Honolulu, HI, USA, paper no. 53A49
Brewer, L.R., Wetzel, D.L, and Charles, H.E., “InSb Chemical Imaging of Processed Mixtures Analyzed for
Ingredient Identity, Concentration and Distribution.” The 35th Annual Federation of Analytical Chemistry and
Spectroscopy Societies (FACSS), Reno, NV, October, 2008, paper no. 264.
Wetzel, D.L., Posner, E.S., and Dogan, H., “Processing Efficiency and Mass Balance via InSb Image Pixel
Counting of Incoming Material and Product and By-Products”, The 35th Annual Federation of Analytical
Chemistry and Spectroscopy Societies (FACSS), Reno, NV, October, 2008, paper no. 235.
Bai, Y., Shi, Y.C., and Wetzel, D.L., “FT-IR Microspectroscopy of Individual Starch Granules Detects the
Presence of Chemical Modification”, The 35th Annual Federation of Analytical Chemistry and Spectroscopy
Societies (FACSS), Reno, NV, October, 2008, paper no. 554.
Murdock, J.N., Reffner, J.A., and Wetzel, D.L., “Synchrotron Infrared Microspectroscopy of Individual Strands or
Cells in Mat Formation of Benthic Algae from Freshwater, Pristine Prairie Source”, The 35 th Annual Federation
of Analytical Chemistry and Spectroscopy Societies (FACSS), Reno, NV, October, 2008, paper no. 186.
Wetzel, D.L., Wetzel, Louis H., Wetzel, Mark D., Lodder, Robert A. “Imminent Cardiac Risk Assessment via
Optical Intravascular Biochemical Analysis”, (oral presentation) SPEC 2008, Shedding Light on Disease: Optical
Diagnosis of Disease for the New Millennium, Sáo José dos Campos, Brazil, October, 2008, no. 3.
Wetzel, David L., Boatwright, Mark D., Brewer, Lauren R., “InSb Focal Plane Array Determines Mixing
Uniformity in Formula Feed Production Using an Edible Porphyrin Tracer”, 60 th Pittsburgh Conference on
Analytical Chemistry and Applied Spectroscopy, Chicago, IL, March, 2009, paper no. 420-1.
Brewer, Lauren R., Charles, Hayes E., Wetzel, David L., “Processed Mixture Analysis for Ingredient Identity,
Concentration and Distribution by Near-IR Focal Plane Array Chemical Imaging”, 60th Pittsburgh Conference on
Analytical Chemistry and Applied Spectroscopy, Chicago, IL, March, 2009, paper no. 420-3.
Wetzel, David L., Dogan, Hulya, Posner, Elieser S., “Individual Stream InSb Focal Plane Array Imaging
Assessment of Unit Operation in Flour Milling”, 60th Pittsburgh Conference on Analytical Chemistry and Applied
Spectroscopy, Chicago, IL, March, 2009, paper no. 1500-1.
Murdock, Justin N., Reffner, John A., Wetzel, David L., “Individual Benthic Algal Strands Analyzed by
Synchrotron Infrared Microspectoscopy Relate Nutrient Local Uptake to Availability”, 60 th Pittsburgh Conference
on Analytical Chemistry and Applied Spectroscopy, Chicago, IL, March, 2009, paper no. 1560-6.
Wetzel, David L., Shi, Yong-Cheng and Reffner, John A., “Synchrotron Infrared Confocal Microspectroscopic
Imaging of Single Starch Granules with Small Step Sizes Reveals Sites of Chemical Modification”, 60 th
Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, Chicago, IL, March, 2009, paper no.
2160-6.
Brewer, Lauren R. and Wetzel, David L., “Isogenic Wheat Discrimination via in situ FT-IR Microspectroscopy
and Imaging”, 60th Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, Chicago, IL,
March, 2009, paper no. 2160-7.
Wetzel, David L., “Cardiac Risk Assessment Using Intravascular Spectroscopic Analysis”, Seminar presented
at National Synchrotron Light Source, Brookhaven National Laboratory, Upton, NY, June 6, 2009.
Lauren R. Brewer and David L. Wetzel, "Chemical Discrimination of Waxy Null vs. Parent Isogenic Wheats via
FT-IR Microspectroscopy", 5th International Conference on Advanced Vibrational Spectroscopy, Melbourne,
Australia, July, 2009, paper no. P5.
David L. Wetzel, Elieser S. Posner, and Hulya Dogan, "Chemically Differentiated Mass Balance of a Physical
Separation Unit Process via Focal Plane Array Near-IR Hyperspectral Imaging", 5th International Conference on
Advanced Vibrational Spectroscopy, Melbourne, Australia, July, 2009, paper no. P159.
David L. Wetzel and Yong-Cheng Shi, "Synchrotron Infrared Microspectroscopic Imaging Reveals Natural
Distribution of P=O within Individual Potato Starch Granules", 5th International Conference on Advanced
Vibrational Spectroscopy, Melbourne, Australia, July, 2009, paper no. P57.
David L. Wetzel, Mark D. Boatwright, and Lauren R. Brewer, "Uniformity of Formulated Granular Solid Mixtures
Determined via Pixel Counting of Organic Tracer from FPA Imaging", 5th International Conference on Advanced
Vibrational Spectroscopy, Melbourne, Australia, July, 2009, paper no. P58.
David L. Wetzel, Yong-Cheng Shi and Ute Schmidt, "Confocal Raman and Atomic Force Microscopic Imaging
of Individual Granules of Octenyl Succinate Modified and Native Waxy Maize Starch", (oral presentation), 5th
International Conference on Advanced Vibrational Spectroscopy, Melbourne, Australia, July, 2009, paper no.
O32.
Wetzel, D.L., “Vibrational Spectroscopic Analysis and Chemometrics: From In-Service Short Courses to
Collegiate Classes”, (invited), The 36th Annual Meeting of the Federation of Analytical Chemistry and
Spectroscopy Societies (FACSS), Louisville, KY, October, 2009.
Wetzel, D.L. and Shi, Y.-C., “Vibrational Microspectroscopic Imaging of Functional Groups in Individual Native
and Chemically Modified Starch Granules”, The 36th Annual Meeting of the Federation of Analytical Chemistry
and Spectroscopy Societies (FACSS), Louisville, KY, October, 2009.
Brewer, L.R. and Wetzel, D.L., “Endosperm Discrimination of Isogenic Wheat via FT-IR Microspectroscopic
Imaging and Lipid Extract MS”, The 36th Annual Meeting of the Federation of Analytical Chemistry and
Spectroscopy Societies (FACSS), Louisville, KY, October, 2009.
Murdock, J.N. and Wetzel, D.L., “Analysis of Algal Physiological Response to Pollutants with Synchrotron
Infrared Microspectroscopy”, The 36th Annual Meeting of the Federation of Analytical Chemistry and
Spectroscopy Societies (FACSS), Louisville, KY, October, 2009.
Wetzel, D.L., “From Routine Quantitative Near Infrared Analysis in the Mid-1970’s to 2009 Indium Antimonide
Focal Plane Array Chemical Imaging”, The 14th International Near Infrared Spectroscopy Conference, Bangkok,
Thailand, November, 2009.
Wetzel, D.L., “Vibrational Spectroscopic Analysis and Imaging in Food Science”, Chulalongkorn University,
Department of Food Technology, Bangkok, Thailand, November 12, 2009.