D. Steven Keller

Associate Professor

Paper & Chemical Engineering

Office Address: 64G Engineering Building, Miami University, Oxford, Ohio 45056

OFFICE PHONE: (513) 529-0765

E-MAIL ADDRESS: kellerds@muohio.edu

EDUCATION:

Ph.D. - Paper Physics: Paper Science, State University of New York, College of Environmental Science and Forestry- 1996

B.S. - Chemistry, Syracuse University - 1980

ACADEMIC EXPERIENCE:

Associate Professor, Miami University, 2006 - present

Associate Professor, State University of New York, 2001 - 2006

Assistant Professor, State University of New York, 1996-2001

Lecturer, Research Support Specialist, Empire State Paper Research Institute, 1990-1996

CONSULTING/PROFESSIONAL EXPERIENCE:

Associate Research Chemist, Otisca Industries, 1982-1990

Regional Technical Service Coordinator and Assistant Chemist, Champion Chemicals, Inc., 1980-1982

PROFESSIONAL SOCIETIES:

• TAPPI: Research, Coating & Graphic Arts Divisions, Empire State Local Section Paper Physics: Secretary 2004-2005, Vice Chair, 2006-2007 , chair 2008-2009
• American Chemical Society: Cellulose, Colloids and Surfaces Divisions, Local Section Chair 2000
• International Association of Scientific Papermakers
• Sigma Xi, Scientific Research Society
• Fiber Society
• Society of Rheology

PUBLICATIONS AND PAPERS:

Book Chapters

• "Paper Drying Technology", Chapter 8 in Water in Paper: A Conservation Training Compendium, ed. G. Banik and I. Bruckle, Idziorek & Burgstaller, Fellach, Germany (2005)

• "Applications of Thickness and Apparent Density Mapping by Laser Profilmetry to Characterize Paper Structure", Advances in Paper Science Technology, Trans 13^th Fund. Res. Sym., 2005, Cambridge, UK

• "Determination of Fiber-Fiber Bond Properties", T. Uesaka, E. Retulainen, L. Paavilainen, R. E. mark, and D. S. Keller, in Handbook of Physical and Mechanical Testing of Paper and Paperboard, ed. R. E. Mark, (2001)

• "Characterization of Non-Stationary Structural Non- Uniformities in Paper", M. Kellomaki, J. Pawlak, Y.-J. Sung and D. S. Keller, The Science of Papermaking, Trans 12^th Fund. Res. Sym., 2001 Oxford, UK

• "Paper", D. S. Keller, The World Book Encyclopedia, Chicago, IL (2000)

• "Surface Energetics of Calcium Carbonate Powders by Inverse Gas Chromatography (IGC) and Cleaved Crystals by Contact Angle Measurement", D. S. Keller and P. Luner, The Fundamentals of Papermaking Materials, Trans 11^th Fund. Res. Symp. 1997. Cambridge, UK.

Peer Reviewed Articles:

• Y. –J. Sung and D. S. Keller, “Evaluation of the changes in paper structure by the laboratory wet pressing conditions”, J. Industrial Engineering Chem., 4(3), 328-332 (2008)
• Y. –J. Sung and D. S. Keller, “Local paper structural properties by non-contacting laser profilometry”, Appita Journal, 61(1), 28-34, 2008.

• J.J. Pawlak and D. S. Keller, "The Compressive Response of a Stratified Fibrous Structure", Mechanics of Materials, 37, 1132-1142 (2005)

• J.J. Pawlak and D. S. Keller, "Relationships between the local sheet structure and z-direction compressive characteristics", J. Pulp and Paper Science, 30 (9), 256-262 (2004)<

• D. S. Keller, M. Kellomaki, J. Pawlak, J. -E. Hagglund and N. Johansson, "Three Storage Phosphor Systems for B-radiographic Imaging Paper", Nordic Pulp and Paper Research Journal, 19 (2) 170-175 (2004)

• J. J. Pawlak and D. S. Keller, "Measurement of the local compressive characteristics of polymeric film and web structure using micro-indentation", Polymer Testing, 22 (5), 515-528 (2003)

• Y. -J. Sung and D. S. Keller, "Evaluation of Gloss Variation with a Novel Method", J. Korea TAPPI, 34 (2), 73-83 (2002)

• W. M. Burry and D. S. Keller, "Effects of dehydration on the apolar surface and energetics of inorganic paper fillers", J. Chromatography, 972 (2), 235-245 (200)

• D. S. Keller and J. Pawlak, "B-Radiograhic Imaging of Paper Formation using Storage Phosphor Screens", J. Pulp and Paper Science, 27 (5), (2001)

• J.J. Pawlak and D. S. Keller, "Analytical Technique for the Comparison of Paper Formation Imaging Methods", J. Pulp and Paper Science, 27 (4), (2001)

• D. S. Keller, P. Luner and J. Pawlak, " Characterization of the Spatial Variability of Paper Formation Using a Continuous Wavelet Transform", J. Korea TAPPI, 5 (88), (2000)

• D. S. Keller and P. Luner, "A Surface Energetics of Calcium Carbonates Using Inverse Gas Chromatography", Colloids and Surfaces A, 161:3:401-415, (2000)

• D. S. Keller, J. Lewalle and P. Luner, "Analysis of Paper Variability Using the Continuous Wavelet Transform", Paperi ja Puu, 81 (7), 499-505 (1999)

• D. S. Keller, J. Lewalle and P. Luner, "Wavelet Analysis of Simulated Paper Formation", Paperi ja Puu, 81 (6) 440-446 (1999)

• D. S Keller and P. Luner, "An Instrument for Electron Beam and Light Transmission Imaging of Mass Distribution in Paper and Fibrous Webs", Rev. Sci. Instruments, 69(6), (1998)

• T. Okayama, D. S. Keller and P. Luner, "The Wetting of Calcite Surfaces", J. Adhesion, 63, 231-252, (1997)

• M. Pyda, M. Sidqi, D. S. Keller and P. Luner, "An Inverse Gas Chromatographic Study of Calcium Carbonate Treated with Alkylketene Dimer," TAPPI J., 76:4, (1993)

• D. S. Keller and D. V. Keller, Jr., "The Effect of Particle Size on the Antithixotropic and Shear Thickening Properties of Coal-Water Dispersions", J. Rheology, 35:7, (1991)

• D. S. Keller and D. V. Keller, Jr., "An Investigation of Shear Thickening and Anti-thixotropic Behavior of Concentrated Coal-Water Dispersions", J. Rheology, 34:7, (1990)

Presentations:

• D. Branca and D.S. Keller, “Analysis of the Structure of Embossed Tissue Papers” 2008 International Progress in Paper Physics Seminar, Espoo, Helsinki, Finland, June 1, 2008.
• Hasan and D.S. Keller, “Bipolar Spectral Analysis of Paper Formation using Wavelet Transforms”, 2007 TAPPI/APPITA Int. Paper Physics Conf., Gold Coast Australia, May 7-10, 2007.

MAJOR INTEREST AREAS:

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