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Selected Publications

  • V. Gupta, M. Ivosevic, R. A. Cairncross, T. E. Twardowski, and R. Knight, “Thermally Sprayed Nanocomposite Coatings for Corrosion and Wear Resistance”, Proc. ASC-2005, 20th Annual Technical Conference, Philadelphia, PA, pp. 48-57, September 2005.

  • Ivosevic, M., Cairncross, R. A., Knight, R., “Impact Modeling of Thermally Sprayed Polymer Particles,” Proc. International Thermal Spray Conference [ITSC-2005], Eds., DVS/IIW/ASM-TSS, Basel , Switzerland , pp. 1004-1009, May 2005.

  • Gupta, V., Knight, R., Ivosevic, M., Cairncross, R.A., Twardowski, T. E. and Taghizadeh, S., “Properties of HVOF Sprayed Multi-Scale Polymer/Silica Composite Coatings,” Proc. ITSC-2005, Basel, Switzerland, DVS/IIW/ASM-TSS, pp. 951-958, May 2005.

  • Ivosevic, M., Cairncross, R. A., Knight, R., “Impact Modeling of Thermally Sprayed Polymer Particles,” World User Conference FLOW-3D® 2004, Chicago, IL, September 2004.

  • Cairncross, R. A., Ivosevic, M., Knight, R., “Impact Modeling of Thermally Sprayed Polymer Particles,” 12th International Coating Science and Technology Symposium (ISCST-2004), Rochester, NY, September 2004.

  • Ivosevic, M., Knight, R., Kalidindi, S. R., Palmese, G. R. and Sutter, J. K., “Adhesive/Cohesive Properties of Thermally Sprayed Functionally Graded Coatings for Polymer Matrix Composites,” Journal of Thermal Spray Technology, Vol. 14, No 1, pp. 45-51, March 2005.

  • Ivosevic, M., Knight, R., Kalidindi, S. R., Palmese, G. R. and Sutter, J. K., "Solid Particle Erosion Resistance of Thermally Sprayed Functionally Graded Coatings for Polymer Matrix Composites,"  Surfaces & Coatings Technology,, June 2005.

  • Twardowski, T. E., Bhargava, V. and Knight, R., “Properties of HVOF Sprayed Multi-Scale Polymer/Silica Nanocomposite Coatings”, Proc. 2004 International Thermal Spray Conference [ITSC-2004], Eds. , DVS/IIW/ASM-TSS, Osaka, Japan, May 10-12, 2004.

  • Sykes, J., Knight, R. and Twardowski, T. E., “Incorporating High Aspect Ratio Reinforcements in HVOF Sprayed Polymer/Carbon Composite Coatings”, Proc. 2004 International Thermal Spray Conference [ITSC-2004], Eds. , DVS/IIW/ASM-TSS, Osaka, Japan, May 10-12, 2004.

  • Twardowski, T. E., Saenz, A. and Knight, R., “Maximization of Silica Loading in Ball-Milled Composite Powders for HVOF-Sprayed Multi-scale Polymer/Silica Composite Coatings”, Proc. 2004 International Thermal Spray Conference [ITSC-2004], Eds. , DVS/IIW/ASM-TSS, Osaka, Japan, May 10-12, 2004.

  • Knight, R., Ivosevic, M., Kalidindi, S. R., Palmese, G. R. and Sutter, J. K., “Solid Particle Erosion Resistance of Thermally Sprayed Functionally Graded Polymer/Ceramic Coatings”, Proc. 2004 International Thermal Spray Conference [ITSC-2004], Eds. , DVS/IIW/ASM-TSS, Osaka, Japan, pp. , May 10-12, 2004.

  • Ivosevic, M., Cairncross, R. A. and Knight, R., “Heating and Impact Modeling of HVOF Sprayed Polymer Particles,” Proc. 2004 International Thermal Spray Conference [ITSC-2004], Eds. , DVS/IIW/ASM-TSS, Osaka, Japan, pp. , May 10-12, 2004.

  • Knight, R., Ivosevic, M., Kalidindi, S. R., Palmese, G. and Sutter, J. K., “Development of HVOF Sprayed Erosion/Oxidation Resistant Coatings for Composite Structural Components in Propulsion Systems”, Proc. 24th High Temple Workshop, Air Force Research Laboratory/NASA-Glenn Research Center/University of Dayton Research Institute, Holiday Inn Capitol Plaza, Sacramento, CA, 2-5 February, 2004.

  • M. Ivosevic, R. Knight, S. R. Kalidindi, G. R. Palmese and J. K. Sutter, “Erosion/Oxidation Resistant Coatings for High Temperature Polymer Composites,” High Performance Polymers, Vol. 15, No. 4, pp. 503-518, December 2003.

  • Dobbins, T. A., Knight, R. and Mayo, M. J., “HVOF Thermal Spray Deposited Y2O3-Stabilized ZrO2 Coatings for Thermal Barrier Applications,” Journal of Thermal Spray Technology, Vol. 12, No. 2, pp. 214-225, June 2003.

  • Ivosevic, M., Knight, R., Kalidindi, S. R., Palmese, G. R., Tsurikov, A. and Sutter, J. K., “Optimal Substrate Preheating Model for Thermal Spray Deposition of Thermosets onto Polymer Matrix Composites,” Proc. 2003 International Thermal Spray Conference [ITSC-2003], Eds. Marple, B. R. and Moreau, C., ASM International®, Orlando, FL, pp. 1683-1691, May 5-8, 2003.

  • Ivosevic, M., Knight, R., Kalidindi, S. R., Palmese, G. R. and Sutter, J. K., “Microstructure and Properties of Thermally Sprayed Functionally Graded Coatings for Polymeric Substrates,” Proc. 2003 International Thermal Spray Conference [ITSC-2003], Eds. Marple, B. R. and Moreau, C., ASM International®, Orlando, FL, pp. 1667-1673, May 5-8, 2003.

  • Ivosevic, M., Knight, R., Kalidindi, S. R., Palmese, G. R. and Sutter, J. K., “Microstructure and Properties of Thermally Sprayed Functionally Graded Coatings for Polymeric Substrates,” NASA/TM-2003-212119, March 2003.

  • Knight, R. “Thermal Spray: Into Its Second Century…Through the Looking Glass,” Guest Editorial, International Journal of Powder Metallurgy, Vol. 38, No. 7, pp. 33-34, 2002.

  • Lawley, A. and Knight, R., “Spray Technologies for Metal Powder Deposition – Quo Vadis,” Proc. 2002 Int'l. Conf. On Metal Powder Deposition for Rapid Manufacturing, April 8-10, 2002, San Antonio, TX, MPIF, Princeton, NJ, pp. 25-50, 2002.

  •  Ivosevic, M., Knight, R., Twardowski, T. E., Kalidindi, S. R., Kim, D-Y., and Sutter, J. K., “Development of Thermally Sprayed FGM Erosion-Oxidation Resistant Coatings for Polymeric Substrates,” Proc. International Thermal Spray Conference [ITSC-2002], Ed. Lugscheider, E., DVS/IIW/ASM-TSS, Essen, Germany, pp. 705-709, March 4-6, 2002.

  • Ding, Z., Knight, R. and Smith, R. W., “ Effect of Bond Coat Processes and Surface Characteristics on the Failure Mechanism of Thermal Barrier Coatings,” Proc. International Thermal Spray Conference [ITSC-2001], Eds. C. C. Berndt, K. A. Khor and E. F. Lugscheider, ASM International®, Singapore, pp. 173-177, May 28-30, 2001.

  • Twardowski, T. E., Reilly, M. and Knight, R., “Properties of HVOF Sprayed Multi-Scale Polymer/Silica Nanocomposite Coatings,” Proc. International Thermal Spray Conference [ITSC-2001], Eds. C. C. Berndt, K. A. Khor and E. F. Lugscheider, ASM International®, Singapore, pp. 369-373, May 28-30, 2001.

  • Knight, R., Fang, X. and Twardowski, T. E., “Structure and Properties of HVOF Sprayed Amorphous Polymer Matrix Nanocomposite Coatings” Proc. International Thermal Spray Conference [ITSC-2001], Eds. C. C. Berndt, K. A. Khor and E. F. Lugscheider, ASM International®, Singapore, pp. 361-368, May 28-30, 2001.

  • Guddeti, R. R., Knight, R., and Grossmann, E. D., "Depolymerization of Polypropylene in an Induction-Coupled [ICP] Reactor," Accepted for Publication in Industrial & Engineering Chemistry Research, February 2000.

  • Petrovicova, E., Knight, R., Schadler, L. S. and Twardowski, T. E., "Nylon 11/Silica Nanocomposite Coatings Applied by the HVOF Process: Part II. Mechanical and Barrier Properties," Accepted for publication in J. of Applied Polymer Science, November 1999.

  • Petrovicova, E., Knight, R., Schadler, L. S. and Twardowski, T. E., "Nylon 11/Silica Nanocomposite Coatings Applied by the HVOF Process Part I: Microstructure and Morphology," Accepted for publication in J. of Applied Polymer Science, November 1999.

  • Stratton, B.C., Knight, R., Mikkelsen, D. R., Blutke, A. and Vavruska, J., "Synthesis of Ozone at Atmospheric Pressure by a Quenched Induction-Coupled Plasma Torch," Plasma Chemistry and Plasma Processing, Vol. 19, No. 2, pp. 191-216, 1999.

  • Knight, R., "Thermal Plasma Spraying," Course Notes, Plasma Technology Training School, Buxton, UK, IEE, London, June 6-11, 1999.

  • Zhangxiong, D. and Knight, R., "Factors Influencing the Surface Roughness of TBC Bondcoats," Proc. 2nd United Thermal Spray Conference [UTSC'99], DVS, D¸sseldorf, Germany, pp. 825-829, March 17-19, 1999.

  • Han, J. J., Knight, R. and Schadler, L.S., "Residual Stresses in HVOF-Sprayed Cr3C2/NiCr Coatings," Proc. 2nd United Thermal Spray Conference [UTSC'99], DVS, D¸sseldorf, Germany, pp. 771-776, March 17-19, 1999.

  • Petrovicova, E., Knight, R., Twardowski, T. E. and Schadler, L.S., "Structure and Barrier Properties of Nano-Reinforced Polymer Coatings," Proc. 2nd United Thermal Spray Conference [UTSC'99], DVS, D¸sseldorf, Germany, pp. 577-581, March 17-19, 1999.

  • Eminoglu, C. M., Knight, R., DeFalco, J. and Dorfman, M., "Potentiodynamic Corrosion Testing of HVOF Sprayed Stainless Steel Alloy," Proc. 2nd United Thermal Spray Conference [UTSC'99], DVS, D¸sseldorf, Germany, pp. 39-44, March 17-19, 1999.

  • Knight, R. and Smith R.W., "Thermal Spray Forming of Materials," Chapter in ASM HandbookÆ, Volume 7 "Powder Metal Technologies and Applications," ASM Int'l.Æ, pp. 408-419, December 1998.

  • Knight, R., Zhangxiong, D., Kim, E.-U., Smith, R.W., Sahoo, P. and Bucci, D., "Influence of Bondcoat Surface Characteristics on the Performance of TBC Systems," Proc. 15th Int'l. Thermal Spray Conference [ITSC '98], [Ed. Coddet, C.], Nice, France, pp. 1549-1554, May 25-29, 1998.

  • Petrovicova, E., Knight, R., Smith, R. W. and Schadler, L. S., "Structure and Properties of HVOF Sprayed Ceramic/Polymer Nanocomposite Coatings," Proc. 1st United Thermal Spray Conference [UTSC '97], ASM Int'l., Indianapolis, IN, pp. 877-883, September 15-18, 1997.

  • Ding, Z., Knight, R. and Smith, R. W., "Abrasive Wear Characteristics of Ni-base Self-fluxing Alloy Spraywelding Overlays," Proc. 1st United Thermal Spray Conference [UTSC '97], ASM Int'l.Æ, Indianapolis, IN, pp. 91-95, September 15-18, 1997.

  • Smith, R.W. and Knight, R., "Thermal Spraying II: Recent Advances in Thermal Spray Forming," JoM, Vol. 48, No. 4, pp. 16-19, April, 1996.

  • Lawley, A., Knight, R. and Zavaliangos, A., "Reactive Spray Processing of Advanced Materials," Proc. European Conference on Advanced PM Materials, PM'95, EPMA, Birmingham, U.K., October 23-25, Vol. 1, pp. 158, 1995.

  • Knight, R., Smith, R.W., Mohanty, M. and Shtessel, E., "Low Pressure Plasma Sprayed SHS MoSi2/SiC Composite Coatings," Proc. 8th National Thermal Spray Conference [NTSC '95], ASM Int'l.Æ, Houston, TX, pp. 743-748, September, 1995.

  • Smith, R.W., Mutharasan, R., Knight, R., Luu, D. Malladi, K., Serino, J., Vavruska, J., Persoon, J. and Garrison, M., "Induction-Coupled Plasma Energy Recycle and Conversion [PERCô] of Military Waste Streams," Proc. 12th Int'l. Symp. on Plasma Chem. [ISPC-12], IUPAC, Minneapolis, MN, August 21-25, Vol. II, Paper N.1.06, pp 1057-1062, 1995.

  • Smith, R.W. and Knight, R., "Thermal Spraying I: Powder Consolidation - From Coating to Forming," JoM, Vol. 47, No. 8, pp. 32-39, August, 1995.

  • Knight, R., Smith, R.W. and Lawley, A., "Spray Forming Research at Drexel University," International Journal of Powder Metallurgy, APMI International, Princeton, NJ, Vol. 31, No. 3, pp. 205-213, August, 1995.

  • Smith, R.W., Mutharasan, R., Knight, R., Luu, D. Malladi, K., Serino, J., Vavruska, J., Persoon, J. and Garrison, S., "Plasma Energy Recycle and Conversion [PERCô] of Hazardous Waste Materials," Proc. 3rd European Congress on Thermal Plasma Processes [TPP-3], VDI, Aachen, Germany, September 19-21, pp. 667-674, 1994.

  • Knight, R., Smith, R.W., Xiao, Z. and Hoffman, T. T., "Particle Velocity Measurements in HVOF and APS Systems," Proc. 7th National Thermal Spray Conf. [NTSC '94], ASM Int'lÆ, Boston, MA, pp. 331-336, June 1994.

  • Smith, R.W. and Knight, R., "Reactive Plasma Spray Forming of Nitride/Nitrogen Composite Materials," Proc. 11th Int'l. Symposium on Plasma Chemistry [ISPC-11], IUPAC/IEE, Loughborough, UK, Vol. 1, pp. 139-144, August, 1993.

  • Irving, R., Knight, R. and Smith, R.W., "The HVOF Process - The Hottest Topic in the Thermal Spray Industry," Welding Journal, AWS, Vol. 72, No. 7, pp. 25-30, July 1993.

  • Sampath, S., Khatri, S., Knight, R., Smith, R.W., Shtessel, E. and Koczak, M. J., "Synthesis of Intermetallic Composite Powders via Self-propagating Synthesis," Proc. PM '93 Conference, Kyoto, Japan, 1993.

  • Knight, R. and Smith, R.W., "Residual Stress in Thermally Sprayed Coatings," Proc. 5th National Thermal Spray Conference [NTSC '93], Thermal Spray Coatings: Research, Design and Applications, eds. Berndt, C. C. & Bernecki, T. F., ASM Int'lÆ, Anaheim, CA, USA, pp. 607-612, June 1993.

  • Knight, R. and Smith, R.W., "HVOF Sprayed 80/20 NiCr Coatings - Process Influence Trends," Proc. 13th Int'l. Thermal Spraying Conference [ITSC '92], Thermal Spray: International Advances in Coatings Technology, ed. Berndt, C.C., ASM Int'lÆ, Orlando, FL, USA, pp. 159-164, June 1992.

  • Knight, R., Smith, R. W. and Apelian, D., "Application of Plasma Arc Melting Technology to Processing of Reactive Metals," International Materials Reviews, Vol. 36, No. 6, pp. 221-252, 1991.

  • Knight, R., Smith, R. W. and Apelian, D., "Plasma Technology for Reactive Metal Melting: Current Devices and Process Limitations," Presentation at Conf. "Plasma for Industry and Environment," BNCE, Wadham College, Oxford, UK, Paper No. 1.3, September 1990.

  • Reid, K.J., Knight, R., Murawa, M.J. and Girgis, N.M., "Arc Characteristics in Small-Scale D.C. Plasma Furnaces Using Graphite Cathodes," Plasma Chem. and Plasma Proc., Vol. 10, No. 2, pp. 359-373, 1990.

  • Reid, K.J., Knight, R., Murawa, M.J. and Pridgeon, J., "Characteristics of High-Power SSP Magnetically Rotated Electric Arcs," Proc. 8th Int'l. Symp.on Plasma Chem., IUPAC, Tokyo, Japan, Vol. 1, Paper P.035, pp 455-460, September 1987.

  • Harry, J.E. and Knight, R., "Multiple Electric Discharges," Proc. IEE, Vol. 133, Part A, No. 1, pp. 50-57, January 1986.

  • Harry, J.E. and Knight, R., "High Current Multiple Electrodes for Use in Arc Furnaces," Steel Times, Vol. 213, No. 10, pp. 486-487, October 1985.

  • Hodge, D., Harry, J.E. and Knight, R., "A Plasma Furnace System for Chemical and Metallurgical Processes," Presented at Workshop at 7th Int'l. Symp. on Plasma Chem., IUPAC, Eindhoven, Holland, July 1985.

  • Harry, J.E. & Knight, R., "A Multiple Arc Discharge Reactor for Material Processing," Proc. 7th Int'l. Symp. on Plasma Chem., IUPAC, Eindhoven, Holland, Vol. 4, Paper No. B-8-5, July 1985.

  • Harry, J.E. and Knight, R., "The Application of Large Volume Plasmas Produced by Multiple Arcs to High Temperature Material Processing," Gordon Conf. on Plasma Chem., Tilton School, Tilton, NH, USA, August 1984. [No Proceedings].

  • Harry, J.E. and Knight, R., "High Current Multiple Electrodes for Use in Arc Furnaces," Proc. 10th Int'l. Cong. on Electroheat [UIE], Stockholm, Sweden, June 1984.

  • Harry, J.E. and Knight, R., "Investigation of the Intensity Distribution of Large Volume Multiple Arc Discharges," J. Phys. D: Appl. Phys., Vol. 17, pp. 343-350, 1984.

  • Harry, J.E. and Knight, R., "Multiple Arc Discharges for Metallurgical Reduction or Metal Melting," Proc.1983 Annual Meeting, Materials Research Society [MRS], Boston, MA, USA, Abstract No. L5.3, pp. 460, 1983.

  • Harry, J.E. and Knight, R., "Power Supply Design for Multiple Discharge Arc Processes," Proc. 6th Int'l. Symp. on Plasma Chem., IUPAC, UniversitÈ de ShÈrbrooke, Montreal, Canada, Vol. 1, Paper No. A-5-3, pp. 150-155, July 1983.

  • Harry, J.E. and Knight, R., "Simultaneous Operation of Electric Arcs from the Same Supply," IEEE Trans. on Plasma Sci., Vol. PS-9, [4], pp. 248-254, December 1981.

  • Harry, J.E. and Knight, R., "A System for the Production of a Large Volume of Ionized Gas for Chemical and Metallurgical Synthesis," Proc. 14th Universities Power Engineering Conf., Loughborough Univ. of Tech., pp. 5B1.1- 5B1.4, April 1979.