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John G. Williams
Professor Emeritus of Aerospace and Mechanical Engineering
- Nuclear reactor dosimetry, nuclear data for reactor dosimetry
- Radiation damage in semiconductors, radiation effects and measurement, reactor instrumentation and control, applications of research reactors, reactor operations and safety
- Signal processing, modeling of neural systems
- PhD: Nuclear Reactor Physics, London University, 1971
- BA: Physics, Oxford University, 1967
Courses Taught Since 2000
- AME 300: Instrumentation Lab
- AME 400: Senior Mechanical Laboratory
- AME 413A/B: Mechanical Engineering Design Laboratory [supervised projects]
- AME 455: Control System Design
- AME 495S: Senior Colloquium
- AME 558: Advanced Modeling and Control Theory of Mechanical Systems
- AME 696G: Graduate Seminar
- ENGR 102: Introduction to Engineering
- 1995-date: Department of Aerospace and Mechanical Engineering, The University of Arizona:
- Professor 1995-date
- Associate Head for Research and Graduate Studies 8/03-8/07
- 1992-date: Nuclear Reactor Laboratory, The University of Arizona: Director
- 1992-95: Nuclear Engineering, The University of Arizona: Professor
- 1986-91: Nuclear Engineering, University of Illinois, Champaign: Associate Professor and Director, Nuclear Reactor Laboratory
- 1983-86: Mechanical Engineering, University of Arkansas: Professor
- 1980-81: Mechanical Engineering, University of Arkansas: Visiting Associate Professor
- 1971-83: Mechanical Engineering, Imperial College, University of London: Lecturer in Reactor Physics
Honors and Awards
- Fellow ASTM, June 2006
- ASTM International, Award of Merit, June 2006
- ASTM, The Peter Hedgecock Award for Contributions to Nuclear Reactor Dosimetry and Long Service to ASTM Standards Writing on Committee E-10 on Nuclear Technology, January 2001
- ASTM, Award of Appreciation for Outstanding Leadership and Service as Program Chairman for the Tenth International Symposium on Reactor Dosimetry, January 2000
- Best Paper Award, Tenth International Symposium on Reactor Dosimetry, Osaka, Japan, September 1999
- ASTM Award of Appreciation for Outstanding Leadership and Service as the Program Committee Chairman of the 9th International ASTM-Euratom Symposium on Reactor Dosimetry, Prague, September 1996
- ASTM Award of Appreciation for Outstanding Leadership and Service as the Program Vice Chairman of the 8th ASTM-EURATOM Symposium on Reactor Dosimetry, Committee E-10 on Nuclear Technology and Applications, January 1994
- "Incomplete List of Teachers Ranked as Excellent by Their Students," U. of Illinois Urbana-Champaign, Spring 1990, Fall 1990, Spring 1991
- ASTM Award of Appreciation for Contributions to Reactor Dosimetry, ASTM E-10 Committee, 1990
- Andersen Consulting Award for Advising Excellence, College of Engineering, UIUC, 1990
- Student's Award for Excellence in Undergraduate Teaching, Dept. of Nuclear Engineering students, 1989
- ASTM Award of Appreciation for Standards Writing and ASTM-EURATOM Symposium Committee Work, ASTM E-10 Committee, 1989
- Outstanding Advisor Award, University of Arkansas, Associated Student Government, 1986
- Halliburton Foundation Award for Excellence in Research, College of Engineering, University of Arkansas, 1984
- American Nuclear Society
- Fellow, American Society for Testing and Materials
- Institute of Electrical and Electronics Engineers
Publications Since 2000
- Williams, J. G., Griffin, P. J., King, D. B., Vehar, D. W., Schnauber, T., Luker, S. M., and DePriest, K. R., "Simultaneous Evaluation of Neutron Spectra and 1-MeV-Equivalent (Si) Fluences at SPR-III and ACRR," IEEE Trans. Nucl. Sci., 54:2296-2302, 2007.
- Ruddy, F. H., Patel, J. V., and Williams, J. G., Power Monitoring in Space Nuclear Reactors Using Silicon Carbide Radiation Detectors, Proc. Space Nuclear Conference, San Diego, American Nuclear Society, Paper 1072, 8 pp., June 2005.
- Williams, J. G., Jun, I., Sallee, W. W., and Cherng, M., Benchmark Experiments for Space Reactor Neutron Shielding of Mission Electronics, IEEE Trans. Nucl. Sci. 51:3658-3663, 2004.
- Wagschal, J. J. Williams, J. G. and Yeivin, Y. Y., Three Stage Adjustments of Fluences, Transport Parameters and Damage Parameters in Reactor Vessels, Proceedings of the Eleventh International Symposium on Reactor Dosimetry, Brussels, Belgium, August 2002, World Scientific, 2003.
- Williams, J. G., Vehar, D. W., Ruddy, F. H., and Gilliam, D. M., Eds., Reactor Dosimetry: Radiation Metrology and Assessment, ASTM STP 1398, ~900 pp., 2001.
- Williams, J. G. and Griffin, P. J., Physically Constrained Adjustment of Calculated Neutron Spectra for Dosimetry and Vessel Locations, Reactor Dosimetry: Radiation Metrology and Assessment (J. G. Williams, D. W. Vehar, F. H. Ruddy, and D. M. Gilliam, eds.), ASTM STP 1398:494-501, 2001.
- Griffin, P. J. and Williams, J. G., Adjustment of the 235U Fission Spectrum, Reactor Dosimetry: Radiation Metrology and Assessment (J. G. Williams, D. W. Vehar, F. H. Ruddy, and D. M. Gilliam, eds.), ASTM STP 1398:352-359, 2001.
Research Grants Since 2003
- Feasibility Analysis for an Accelerator-Based Neutron Source for Radiation Effects Testing, New Mexico Tech./DoD, 11/1/06-1/31/08.
- Neutron Spectrum Validation and Adjustment for the SPR III Central Cavity, Sandia NL/DOE, 5/18/06-8/15/07.
- Gamma Ray Irradiation Services in Support of Radiation Testing Effects, General Dynamics Corp., 5/5/06-8/31/06.
- Dosimetry of Neutron Irradiated Soil, Lawrence Livermore National Laboratory/DOE, 10/7/05-12/13/07.
- Computational and Experimental Evaluation of Neutron Shielding Materials and Geometry for Future Nuclear Reactor Space Missions, JPL/NASA, 3/31/03-9/30/04.