University of Delaware - College of Engineering
MATERIALS TRIBOLOGY LABORATORY
Hierarchical composites provide ultra-low wear without lubrication
Friction force microscopy reveals new insights about the atomic origins of friction
In-situ microtribometry provides new insights into the initiation, progression, and treatment of osteoarthritis
In-situ tribometry provides direct observational access to the buried tribological interface
Co-sputtering offers unique control over the nanocomposite structure of ultra-low wear materials
Instrumenting UD's G90 helps elucidate the effects of non-uniform wind fields on premature drivetrain failure
Probing the sliding interface directly provides novel insights into lubrication and wear mechanisms of cartilage
Solid lubricant coatings keep satellites moving in extreme extraterrestrial environments
Interferometry through transparent bodies probes effects of roughness and real contact areas on friction
Trace loadings of 40nm nanoparticles reduce wear of Teflon by 99.99%

Presentations

Use spacebar and backspace to navigate flash presentations. Presenting author first.
Cartilage tribology and its role in osteoarthritis D.L. Burris, E.D. Bonnevie, V.J. Baro, J. Ye, M. Durst, M. Aldridge, X. Lu, L. Wang, STLE Annual Meeting, St Louis, MO, 2012

In-Situ AFM calibration for quantitative nanotribology studies H.S. Khare, D.L. Burris, STLE Annual Meeting, St Louis, MO, 2012

Tribological PTFE nanocomposites: relating transfer and wear J. Ye, H.S. Khare, D.L. Burris, STLE Annual Meeting, St. Louis, MO, 2012

Biomechanical Response of Meniscus to Contact Loading V.J. Baro, E.D. Bonnevie, L. Wang, D.L. Burris, STLE Annual Meeting, Atlanta, GA, 2011

An In-Situ Approach to Cartilage Microtribology E.D. Bonnevie, V.J. Baro, L. Wang, D.L. Burris, STLE Annual Meeting, Atlanta, GA, 2011

Assessing Tribological Aspects of Wind Turbine Drivetrain Reliability D.L. Burris, A. Szela, M. Hospod, Advanced Offshore Wind Energy-Atlantic Consortium, Industry Advisory Review, Newark, DE, 2010

In-Situ Studies of Cartilage Microtribology D.L. Burris, E.D. Bonnevie, V.J. Baro, L. Wang, STLE/ASME International Joint Tribology Conference, San Francisco, CA, 2010

COBRE External Advisory Committee Review D.L. Burris, UD, Newark, DE, 2010

A Quantitative Metric for Nanocomposite Dispersion Analysis H.S. Khare, D.L. Burris, STLE Annual Meeting, Las Vegas, NV, 2010

Fundamental Measurements of Friction and Wear to Understand Interfacial Phenomena D.L. Burris, ExxonMobile Seminar, Annandale, NJ, 2010

Measurement Resources and Philosophies D.L. Burris, W.L. Gore: Colloquium of Mutual Research Interests, Elkton, MD, 2009

Probing Friction at Buried Interfaces D.L. Burris, Analysis: Big & Small, Eastern Analytical Symposium, Somerset, NJ, 2009

Assessing Tribological Aspects of Wind Turbine Gearbox Reliability D.L. Burris, UD-Gamesa Wind Turbine Collaborative, Newark, DE, 2009

Microtribological Measurements of Cartilage Degradation D.L. Burris, E.D. Bonnevie, L. Wang, University of Delaware, Newark, DE, 2009

Atlantic Wind Consortium D.L. Burris, W.G. Sawyer, J.C. Ziegert, University of Delaware, Newark, DE, 2009

Variable Environment Tribology Studies of Polytetrafluoroethylene D.L. Burris, W.G. Sawyer, P.L. Dickrell, R. Colbert, STLE Annual Meeting, Orlando, FL, 2009

A Route to Wear Resistant PTFE via Trace Loadings of Functionalized Nanofillers D.L. Burris, L.S. Schadler, S.S. Perry, W.G. Sawyer, S. Zhao, R. Duncan, J. Lowitz, Wear of Materials Conference, Las Vegas, NV, 2009

Low Wear Nanocomposite and Evidence of Thermally Activated Friction D.L. Burris, Mechanical, Aerospace and Nuclear Engineering Department Seminar, Rensselaer Polytechnic Institute, Troy, NY, 2008 -- In-Situ Measurements

Wear of Polytetrafluoroethylene Nanocomposites: Studies of Dispersion, Crystallinity, and Toughness D.L. Burris, J.R. Vail, L.S. Schadler, S.S. Perry, W.G. Sawyer, ASME/STLE International Joint Tribology Conference, Miami, FL, 2008

Nano- and Macroscale Evidence of Thermally Activated Friction D.L. Burris, M.A. Hamilton, P.L. Dickrell, L.A. Alvarez, S.R. Phillpot, S.B. Sinnott, S.S. Perry, W.G. Sawyer, ASME/STLE International Joint Tribology Conference, Miami, FL, 2008

Understanding Tribological Phenomena to Promote Nanocomposite Design for Use at the Extremes D.L. Burris, Mechanical Engineering Department Colloquium on Tribology Needs of Energy Sustainability, University of Pennsylvania, Philadelphia, PA, 2008

Solid Lubricant Nanocomposites and Thermally Activated Friction D.L. Burris, Mechanical Engineering Department seminar, University of Delaware, Newark, DE, 2008

An Overview of Polytetrafluoroethylene Nanocomposite Wear: Transfer Films, Bulk Properties, Nanoparticle Dispersion, and PTFE Morphology D.L. Burris, J.R. Vail, L.S. Schadler, S.S. Perry and W.G. Sawyer, STLE Annual Meeting, Cleveland, OH, 2008

Environmental Effects on MoS2 Based Solid Lubricant Coatings L.A. Alvarez, R.S. Colbert, D.L. Burris, D.W. Hahn and W.G. Sawyer, STLE Annual Meeting, Cleveland, OH, 2008

Thermally Activated Friction W.G. Sawyer, S.S. Perry, S.B. Sinnott, S.R. Phillpot, A.A. Voevodin, X. Zhao, M.A. Hamilton, D.L. Burris, C. Muratore, L.A. Alvarez, R. Colbert, N. Argibay, N. Mauntler, MRS,San Fransisco, CA, 2008

In-Situ Lubrication of Sliding Electrical Contacts N. Argibay, J.A. Bares, P.L. Dickrell, D.L. Burris and W.G. Sawyer, STLE Annual Meeting, Philadelphia, PA, 2007

Studies of Tribological Mechanisms in PTFE D.L. Burris, P. Berry, P.L. Dickrell, S.S. Perry, S. Phillpot, L.S. Schadler, S. Sinnott and W.G. Sawyer, STLE Annual Meeting, Philadelphia, PA, 2007

Thermally Activated Friction W.G. Sawyer, S.B. Sinnott, S.R. Phillpot, J.C. Ziegert, S.S. Perry, A.A. Voevodin, M.A. Hamilton, L.A. Alvarez, G.R. Bourne and D.L. Burris, ICMCTF, San Diego, CA, 2007

Tribology of PTFE Nanocomposites T.A. Blanchet, D.L. Burris, S.E. McElwain, S.S. Perry, W.G. Sawyer and L.S. Schadler, AFOSR MURI Program Review, Dayton, OH, 2006

Thermal Investigations of a Tribological Composite D.L. Burris and W.G. Sawyer, STLE Annual Meeting, Calgary, Alberta, 2006

Environmental Sensitivity of PEEK Composites N.L. McCook, D.L. Burris and W.G. Sawyer, STLE Annual Meeting, Calgary, Alberta, 2006

Multidirectional Wear of UHMWPE and PEEK/PTFE Composite in Bovine Serum A.C. Dunn, D.L. Burris, S. Banks and W.G. Sawyer, STLE Annual Meeting, Calgary, Alberta, 2006

Cumulative Damage Modeling of Solid Lubricant Coatings that Experience Wear and Interfacial Fatigue N.L. McCook, D.L. Burris and W.G. Sawyer, STLE Annual Meeting, Calgary, Alberta, 2006

Hierarchically Designed Polymer Nanocomposites for Tribological Applications W.G. Sawyer and D.L. Burris, American Chemical Society, Atlanta, GA, 2006

Ultra Low Wear Rate PTFE/PEEK Composite D.L. Burris, W.G. Sawyer, World Tribology Congress, Washington DC, 2005

Effects of Film Thickness on the Life of an Expanded PTFE and Epoxy Coating N.L. McCook, D.L. Burris and W.G. Sawyer, World Tribology Congress, Washington DC, 2005

Development of an Ultra Low Wear Rate PEEK/PTFE Composite D.L. Burris and W.G. Sawyer, STLE Annual Meeting, Las Vegas, NV 2005

Vacuum Tribology of an Ultra Low Wear Rate PTFE/PEEK Composite M.A. Hamilton, D.L. Burris, J.C. Ziegert and W.G. Sawyer, STLE Annual Meeting, Las Vegas, NV, 2005

Effects of Film Thickness and PTFE Volume Fraction for an Expanded PTFE and Epoxy Coating N.L. McCook, D.L. Burris and W.G. Sawyer, STLE Annual Meeting, Las Vegas, NV, 2005

Finite Element Analysis and Validation of Metal/Metal Wear in Oscillatory Contacts W.G. Sawyer, D.L. Burris and N.H. Kim, Panel Discussion on Computation in Tribology, American Society of Mechanical Engineers and Society of Tribologists and Lubrication Engineers Joint International Conference in Tribology, Long Beach CA, 2004

Wear Resistant Solid Lubricant Coating Made from PTFE and Epoxy N.L. McCook, D.L. Burris, G.R. Bourne, J. Steffens, J.R. Hanrahan and W.G. Sawyer, American Society of Mechanical Engineers and Society of Tribologists and Lubrication Engineers Joint International Conference in Tribology, Long Beach CA, 2004

Tribological Sensitivity of PTFE-Alumina Nanocomposites to a Range of Traditional Surface Finishes D.L. Burris and W.G. Sawyer, American Society of Mechanical Engineers and Society of Tribologists and Lubrication Engineers Joint International Conference in Tribology, Long Beach CA, 2004

PTFE Nanocomposites D.L. Burris and W.G. Sawyer, Society of Tribologists and Lubrication Engineers Annual Meeting, Toronto, 2004

Polymer Composite of PET and PTFE D.L. Burris, J.E. Action, P. Bhimaraj, L.S. Schadler and W.G. Sawyer, Tribologists and Lubrication Engineers Annual Meeting, New York NY, May 2003