- Ph.D. in Metallurgical Engineering (University of Tennessee, June 1987)
- Dissertation: The Role of Nitrogen in the Localized Corrosion Resistance of Cast Duplex
- Stainless Steels
- MS in Metallurgical Engineering (University of Tennessee, June 1983)
- Thesis: The Sensitization Behavior of Cast Duplex Stainless Steels Subjected to Weld Repair
- BS in Metallurgical Engineering (University of Tennessee, June 1980); minor in chemistry
Development Staff Member (1994-present) in the Metals and Ceramics Division of Oak Ridge National Laboratory; current interests and responsibilities:
- liquid metal compatibility studies
- thermal gradient mass transfer, fatigue, and cavitation for design and maintenance of the Spallation Neutron Source target
- Li and Na/NaK compatibility studies for fusion energy and space power systems
- Hydrogen Delivery programs
- member of DOE delivery tech team
- manager of ORNL pipeline delivery projects
- compatibility studies with ethanol and related biofuels
- corrosion studies for the pulp and paper industry
- electrochemical noise examination of digester corrosion
- stress-assisted corrosion/cracking of boiler tubes (water-side corrosion)
- chemical process corrosion and failure analysis across Oak Ridge Installations
Development Staff Member (1987-1994) in the Development Division of the Oak Ridge Y-12 National Security Complex; primary responsibilities included:
- long term research in liquid metal and molten salt corrosion programs
- material selection and chemical process corrosion control
- long term immersion studies for high performance coatings/linings
- systems analysis/specification and procedure review/implementation
- failure analysis across Oak Ridge installations
- technical support of technology transfer initiatives
Recent Publications (Last Three Years of Open Literature):
- S. J. Pawel and L. K. Mansur, “Cavitation-Erosion Resistance of 316LN Stainless Steel in Mercury Containing Metallic Solutes,” J. Nucl. Mater., 377 (2008) 174-181.
- S. R. Sherman, D. F. Wilson, and S. J. Pawel, “NHI Component Technical Readiness Evaluation System,” Proceedings of the 2007 GLOBAL Advanced Nuclear Fuel Cycles and Systems Symposium, Boise, ID, September 2007.
- S. J. Pawel, “Assessment of End-of-Life Behavior of the Surface Modification to Improve Cavitation-Erosion Resistance in the Mercury Target at the Spallation Neutron Source,” Oak Ridge National Laboratory Technical Memorandum ORNL/TM-2007/063, June 2007.
- S. J. Pawel, “Comparison of Cavitation-Erosion Resistance of Carburized and Carburized-plus-Nitrided 316LN Stainless Steel in Mercury,” Oak Ridge National Laboratory Technical Memorandum ORNL/TM-2007/058, May 2007.
- S. J. Pawel, “Assessment of Cavitation-Erosion Resistance of Potential Pump Impeller Materials for Mercury Service at the Spallation Neutron Source,” Oak Ridge National Laboratory Technical Memorandum ORNL/TM-2007/033, March 2007.
- S. J. Pawel and L. K. Mansur, “Evaluation of Cavitation-Erosion Resistance of 316LN Stainless Steel in Mercury Containing Metallic Solutes,” Oak Ridge National Laboratory Technical Memorandum ORNL/TM-2006/539, August 2006. [Also in publication for Journal of Nuclear Materials.]
- G. B. Sarma, S. J. Pawel, and P. M. Singh, “Modeling the Effect of Attachment Welds on Stress-Assisted Corrosion in Recovery Boiler Tubes,” NACE CORROSION2006, Paper #06240, San Diego, CA, March 2006.
- S. J. Pawel, “Assessment of Cavitation-Erosion Resistance of 316LN Stainless Steel in Mercury as a Function of Surface Treatment,” J. Nucl. Mater., 343 (2005) 101-115.
- G. B. Sarma and S. J. Pawel, “Modeling of Recovery Boiler Tube Wall Panels to Investigate the Effect of Attachment Welds on Stress-Assisted Corrosion,” Proceedings of the 2005 TAPPI Engineering, Pulping, and Environmental Conference, Philadelphia, PA, August 2005.
- S. J. Pawel, A. W. Willoughby, H. F. Longmire, and P. M. Singh, “An Experience with Detection and Assessment of SAC in a Recovery Boiler,” NACE CORROSION2004, Paper #04517, New Orleans, LA, April 2004.
- S. J. Pawel, et al., “Correlation of Process Data and Electrochemical Noise to Assess Kraft Digester Corrosion: Second Year at Spring Grove,” Oak Ridge National Laboratory Technical Memorandum ORNL/TM-2004/187, April 2004. [Also in Proceedings, TAPPI 2004 Spring Technical and International Environmental Conference, Atlanta, March 2004.]
- S. J. Pawel, “Use of Electrochemical Noise to Assess Corrosion in Kraft Continuous Digesters,” Oak Ridge National Laboratory Technical Memorandum ORNL/TM-2004/187, March 2004.
- S. J. Pawel, and E. T. Manneschmidt, “Preliminary Evaluation of Cavitation Resistance of Type 316LN Stainless Steel in Mercury Using a Vibratory Horn,” J. Nucl. Mater., 318 (2003) 122-131.
- S. J. Pawel, J. R. DiStefano, and E. T. Manneschmidt, “Thermal Gradient Mass Transfer of Type 316L Stainless Steel and Alloy 718 in Flowing Hg,” J. Nucl. Mater, 296 (2001) 210-218.