Education

• Ph.D., University of California, Davis, 1996

• M.S., University of California, Davis, 1993

• B. S., University of Nebraska, Lincoln, 1977

Experience Record

• 2005–Present, Associate Professor, Department of Mechanical Engineering, Mississippi State University, Mississippi State, MS

• 1999–2005, Assistant Professor, Department of Mechanical Engineering, Mississippi State University, Mississippi State, MS

• 1999–2000, Visiting Scientist, PML, Max-Planck-Institute for Metallorschung, Stuttgart, GE

• 1996–1999, Post Doctorate Researcher, Sandia National Labs, Livermore, CA

• 1993–1996, Research Assistant, University of California, Davis

• 1987–1993, Project Engineer, Aerojet Propulsion Co., Sacramento, CA

• 1982–1987, Project Engineer, Nimbus, Inc., Sacramento, CA

• 1977–1982, Test Engineer, Aerojet Liquid Rocket Co., Sacramento, CA

Specialty Areas

Mechanical Properties of Materials, Materials Characterization, High Temperature Structural Materials, Cryogenic Structural Materials

Research Summary

Dr. Schneider’s research interests concern how the microstructure influences the mechanical properties of materials and how various manufacturing processes affect this relationship.

Dr. Schneider is an active member of The Minerals, Metals, and Materials Society (TMS) where she serves on the Mechanical Behavioral Committee and the Composites Committee.  She is also a member of the American Ceramic Society (ACeS), American Society of Metals/The Materials Society (ASM/TMS) and the American Association of University Women (AAUW).

Power Point Presentation - Research Summary [pdf]

Current Research Agencies (PI or Co-PI):

      Most Recent Funding Agencies

• UNO/NCAM-LP National Center for Advance manufacturing
• NASA-MSFC
• NSF-IMR Instrumentation for Materials Research
• NASA-STTR Phase I and II
• AFOSR

Current Place of Employment of Students who have completed their graduate work under the direction of Dr. Judy Schneider

• Anteon Corporation, MS
• Lockheed Martin, Slidell, LA.
• NASA-MSFC, AL
• Eaton Aerospace Valves, MS
• Northrop Grumman, MS.
• Griffon Aerospace, AL
• Triton, MS

Completed MSME Student Research:

• Jaton Nakia Wince, “Modeling chip formation in orthogonal metal cutting using finite element analysis,” August 2000. 
• C. Delfina Joseph, “Experimental measurement and finite element simulation of spring back in stamping aluminum alloy sheets for auto-body panel application,” August 2003. 
• C. Aaron Daniel, Non-Thesis Option, Fatigue Testing of Aluminum Alloys, 2004. 
• James Gordon Ragsdale, “Development of an experimental apparatus and method for characterizing the leakage of helium gas through composites due to cryogenic operation,” August 2004. 
• Mark Breen, “Heat transfer during baking in a conventional residential oven,” December 2004. 
• Joseph Querin, "Microstructural characterization of AA6022-T43 aluminum alloy sheet during monotonic loading," MSME, 2005.
• Justin Jackson, "Fracture toughness of polymer resins at cyrogenic temperatures," MS Program, December 2005.
• Johnny Sanders, "Quantifying the metal flow conditions during friction stir welding," MS Program, December, 2005.
• Dustin McKnight, “Determination of threshold behavior of aluminum alloys,” MSME, December 2005.
• Andrew Howard, "Design and fabrication of a miniature tensile testing machine," MSME, May 2007.
• Brian Hamburg, “Micro-Structural Response of DP 600 to High Strain Rate Deformation,” MSME, December 2007.
• Mark Dyess, “Interfacial strength between fiber and resin as affected by environment," MSME, May 2008.
• Chad Hastings, “Single fiber strength as affected by environment,” MSME, May 2008.

Current MSME Student Research:

• Joseph Querin, “Characterization of friction stir welding," PhD Program, May 2009.
• Matt Davis, "Modeling the plastic flow path during friction stir welding," MSME, May 2008. 
• Lei Dong, “Modeling the FSW Process using Metal Cutting Theory,” Ph.D. Program, May 2011.
• Haley Rubisoff, “Friction Stir Welding of Titanium,” MSME, May 2009.
• Jun Wang, “Environmental effects on fracture toughness of polymeric composite pressure vessels,” PhD Program, December 2011. 
   

Selected Recent Publications

Dong, L., Schneider, J.A., “Microstructural investigation of AA 2195 T81 chips formed during a metal cutting process,” J. Mat. Sci.., in press, 2008.

Martin, H.J., Schulz, K.H., Bumgardner, J.D., Schneider, J.A., “Enhanced bonding of chitosan to implant quality titanium via four treatment combinations,” Thin Solid Films, Vol 516/18, p. 6277-6286, 2008.

Querin, J.A., Schneider, J.A., Horstemeyer, M.F., “Analysis of Micro Void Formation at Grain Boundary Triple Points in Monotonically Strained AA6022-T43 Sheet Metal ,”  Mat'l Sci. & Engr. A, Vol. 463, No. 1-2, p. 101-106, 2007.

Steele, W. G., Schneider, J. A., ^“Undergraduate Laboratory Experiences Using Uncertainty Analysis to Validate Engineering Models with Experimental Data”, Int. J. of Engng Ed., Vol. 23, No. 2, p. 387-393, 2007.

Schneider, J.A., Beshears, R., Nunes, Jr., A.C., "Interfacial sticking and slipping in the friction stir welding process", Mat'l Sci. & Engr. A, Vol. 435-436, p. 297-304, 2006.

Ding, J., Carter, B., Lawless, K., Nunes, A.C., Jr., Russell, C., Suits, M., Schneider, J., “Friction Stir Welding Flies High at NASA,” Welding Journal, p. 2-7, March 2006. 

Newman, J., Jr., Schneider, J., Daniel, A., McKnight, D., "Compression pre-cracking to generate near threshold fatigue-crack-growth rates in two aluminum alloys," International Journal of Fatigue, Vol. 27, p. 1432-1440, 2005.

Schneider, J.A., Nunes, A.C., Jr., Chen, P.S., Steele, G., "TEM study of the FSW nugget in AA2195-T81," J. Matl. Sci., V. 40, N. 16, p. 4341 - 4345, 2005.

Schneider, J. A., Kenik, E., "Microstructural Influences on the Development and Growth of Small Fatigue Cracks in the Near Threshold Regime," J. ASTM International, Vol. 2, No. 1, 2005.

Schneider, J. A., Nunes, Jr., A. C., "Characterization of Plastic Flow and Resulting Micro Textures in a Friction Stir Weld," Met. Trans. B., p. 777-783, 2004.

Schneider, J. A., Biswas, K., Rixecker, G., Aldinger, F., "Grain Boundary Phase Evolution in Liquid Phase Sintered, Silicon Carbide During Creep Testing," J. Am. Ceram. Soc., Vol. 86, No. 3, pp. 501-507, 2003.

Schneider, J. A., Guthrie, S. E., Kriese, M. D., Clift, W. M., Moody, N. R., “Impurity Effects on the Adhesion of Aluminum Films on Sapphire Substrates,” Mat. Sci. Engr., Vol. A259, pg. 253-260, 1999.

Schneider, J. A., Mukherjee, A. K., “Effects of Microstructure on the Deformation Mechanisms in Silicon Nitride,” J. Am. Ceram. Soc., Vol. 82, No. 3, pg. 761-764, 1999.

Schneider, J. A., Mukherjee, A. K., “Deformation Mechanisms in a-Phase Silicon Nitride Ceramics,” J. Matl. Proc. & Manuf. Sci., Vol. 7, July 1998.

Schneider, J. A., McCarty, K. F., Heffelfinger, J. R., Moody, N. R., “Nanoindentation Characterization of Aluminum Nitride Thin Films on Sapphire Substrates,” Ceramic Transactions, Vol. 86, pg. 255-263, 1997.

Schneider, J. A., Risbud, S. H., Mukherjee, A. K., “Rapid Consolidation Processing of Silicon Nitride Powders,” Journal of Materials Research, Vol. 11, No. 2, pg. 358-362, 1996.

Venkataswamy, M. A., Schneider, J. A., Groza, J. R., Mukherjee, A. K., “Synthesis of Iron-Aluminides by Mechanical Alloying and Plasma Activated Sintering,” Materials Science and Engineering, Vol. A207, pg. 153-158, 1996.

Schneider, J. A., Mukherjee, A. K., Yamazaki, K., Shoda, K., “Mechanisms of Plasma Assisted Sintering in the Silicon Nitride Ceramic System,” Materials Letters, Vol. 25, pg. 101-104, 1995.

Mishra, R. S., Schneider, J. A., Shackelford, F. J., Mukherjee, A. K., “Plasma Activated Sintering (PAS) of Nanocrystalline g-Al203,” Nanostructured Materials, Vol. 5, No. 5, pg. 525-544, June-July 1995.

Book Chapters:

Schneider, J.A., “Chapter 3: Temperature Distribution and Resulting Metal Flow,” in Friction Stir Welding and Processing, ASM Publisher, R.S. Mishra, M W. Mahoney (editors), 2007.