1. No category

Sample of CAStLE Publications
(as of QTR4 FY 12)
The following is a partial listing of CAStLE Technical Reports, journal articles, national and international
conference presentations, awards and other recognition.
R. Bush, C. Brice, “Elevated Temperature Characterization of Electron Beam Freeform Fabricated Ti–6Al–4V
and dispersion strengthened Ti–8Al–1Er,” Materials Science and Engineering, Vol. 554, pp. 12-21, (2012)
Christie, E., Jensen, D., Buckley, R., Menefee, D., Ziegler, K., Wood, K., Crawford R., “Prototyping Strategies:
Literature Review and Identification of Critical Variables,” American Society of Engineering Education
Conference¸ San Antonio, TX (2012).
K. Gibbons, P. Knodel, J. Noble, and N. Seibt, “An Approach to Using Undergraduate Student Teams to
Develop Undergraduate Laboratory Experiences,” American Society of Engineering Education Conference¸
San Antonio, TX (2012), USAFA-DF-PA-2012-87
S. Shah, C. Klahn, and M. Seebeck, “KC-135 Wing Joint Fitting Material Characterization,” US Air Force
Academy, CO (2012), USAFA-TR-2012-01
J. Greer, Jr., “Finite Element Analysis in Support of USAF Safety Board Investigation of Sun Shade Collapse at
Nellis AFB,” US Air Force Academy, CO (2011), USAFA-TR-2011-03
S. Galyon Dorman, Y. Lee, and M. Hammond, “The Effect of Chromate Containing Primers on Corrosion
Fatigue in Legacy Alloy Al-Zn-Mg-Cu,” NACE/DoD Corrosion Conference, La Quinta, CA (2011), USAFADF-PA-2011-423
B. Hoff, “Effect of Material Substitution on Corrosion Fatigue,” NACE/DoD Corrosion Conference, La Quinta,
CA (2011), USAFA-DF-PA-2011-494
P. Knodel, “The Effect of Molybdate on Corrosion Fatigue in Aluminum Alloys,” NACE/DoD Corrosion
Conference, La Quinta, CA (2011), USAFA-DF-PA-2011-495
S. Galyon Dorman, J. Greer, Jr., and H. Chevalier, “Three-Dimensional Crack Growth Prediction of Mixed
Mode Crack Growth in Ti-6242,” US Air Force Academy, CO (2011), USAFA-TR-2011-01
G. Gann, J. Wilterdink, and G. Shoales, “Lessons Learned from KC-135 Teardown,” Aircraft Airworthiness
and Sustainment Conference, San Diego, CA (2011)
G. Shoales, “Planning and Executing Aircraft Teardown Analysis Programs,” Aircraft Airworthiness and
Sustainment Conference, San Diego, CA (2011)
J. Duede, M. Jones, and E. Miller, “Bi-Axial Test Frame Applications and Design,” Aircraft Airworthiness and
Sustainment Conference, San Diego, CA (2011), USAFA-DF-PA-2011-254
G. Shoales, “UCSD AE and EM Seminar: CAStLE’s Role in Safely Sustaining Aircraft Structures,” Invited
Lecture, University of California, San Diego, CA (2011)
J. Greer Jr., “CAStLE’s Role in Safely Sustaining Aircraft Structures,” Invited Lecture, University of Colorado
at Colorado Springs, Colorado Springs, CO (2011)
W. Ponzoha, M. Hammond, J. Greer, Jr., S. Shah, and B. Royall, “Effects of Cold Expansion on T-38 Steel
Dorsal Longeron near Fatigue Critical Location B-12,” US Air Force Academy, CO (2010), USAFA-TR-201005
Vickers, J.E., Shoales, G.A., “C/KC-135 Teardown Analysis Program Protocols, Protocol 1: Teardown
Data Management System (TDMS),” USAF Academy, CO (2010), USAFA TR-2010-03.
Walters, M.R., Shoales, G.A., “C/KC-135 Teardown Analysis Program Protocols, Protocol 2: Identification
and Tracking,” USAF Academy, CO (2010), USAFA TR-2010-04.
J. Greer, Jr., G. Shoales, and R. Hartnett, “HC-130H Center Wing Flight Data Acquisition: Final Report,”
US Air Force Academy, CO (2010), USAFA-TR-2010-02
J. Greer, Jr., S. Galyon Dorman, and M. Hammond, “Some Comments on the Arcan Mixed-Mode (I/II)
Specimen,” Engineering Fracture Mechanics, Volume 78, Issue 9, pp. 2088-2094 (2011), USAFA-DF-PA2011-025
M. Laubach, B. Woodrow, T. Hickey, J. Karnes, L. Braden, A. Alford, E. Ingram, and J. Greer, Jr.,
“Structural Testing of C-5A Aft Fuselage Skin Panels,” 27th Congress of the Aeronautical Sciences, Niece,
France (2010)
G. Shoales, J. Vickers, G. Gann, and J. Wilterdink, “C/KC-135 Teardown Program Development and
Technical Update,” Aircraft Airworthiness and Sustainment Conference, Austin, TX (2010), USAFA-DFPA-2010-333
C. Klahn and G. Shoales, “C/KC-135 Teardown Analysis Program Protocol 3, Teardown Section
Extraction, Development and Execution Update,” Aircraft Airworthiness and Sustainment Conference,
Austin, TX (2010), USAFA-DF-PA-2010-334
J. Rausch, M. Laubach, and G. Shoales, “C/KC-135 Teardown Analysis Program Protocol 4, Teardown
Section Disassembly, Development, and Execution Update,” Aircraft Airworthiness and Sustainment
Conference, Austin, TX (2010), USAFA-DF-PA-2010-335
D. Sweeney, S. Galyon Dorman, and G. Shoales, “C/KC-135 Teardown Analysis Program Protocol 5,
Coating Removal, Development, and Execution Update,” Aircraft Airworthiness and Sustainment
Conference, Austin, TX (2010), USAFA-DF-PA-2010-336
S. Shah, S. Fawaz, and G. Shoales, “C/KC-135 Teardown Analysis Program Protocol 6, Lap Joint and
Corrosion Preventive Compound (CPC) Evaluation, Development, and Execution Update,” Aircraft
Airworthiness and Sustainment Conference, Austin, TX (2010), USAFA-DF-PA-2010-337
G. Shoales, M. Laubach, and J. Brausch, “C/KC-135 Teardown Analysis Program Protocol 7,
Nondestructive Inspection, Development, and Execution Update,” Aircraft Airworthiness and Sustainment
Conference, Austin, TX (2010), USAFA-DF-PA-2010-338
S. Arunachalam, S. Shah, S. Fawaz, and G. Shoales, “C/KC-135 Teardown Analysis Program Protocol 8,
Failure Analysis, Development, and Execution Update,” Aircraft Airworthiness and Sustainment
Conference, Austin, TX (2010), USAFA-DF-PA-2010-339
M. Hammond, B. Andersson, S. Fawaz, J. Greer, Jr., and R. Rainsberger, “Detailed Three-Dimensional
Modeling of the C-130 Center Wing Box for Damage Tolerance Analyses,” Aircraft Airworthiness and
Sustainment Conference, Austin, TX (2010), USAFA-DF-PA-2010-341
S. Galyon Dorman, J. Greer, Jr., H. Chevalier, S. Fawaz, and M. Poelking, “Three-Dimensional Crack
Growth Prediction in Titanium,” Aircraft Airworthiness and Sustainment Conference, Austin, TX (2010),
USAFA-DF-PA-2010-340
S. Galyon Dorman, S. Fawaz, Y. Lee, D. Sweeney, and J. Warner, “Environmental Fatigue Crack
Propagation in AA7075-T651,” Aircraft Airworthiness and Sustainment Conference, Austin, TX (2010),
USAFA-DF-PA-2010-342
S. Galyon Dorman, S. Arunachalam, J. Greer Jr., M. Hammond S. Fawaz, “Three Dimensional Crack Growth:
AA 2024-T351,” US Air Force Academy, CO (2010), USAFA-TR-2009-08
S. Galyon Dorman, S. Arunachalam, J. Greer Jr., M. Hammond, S. Fawaz, “Three Dimensional Crack Growth
Prediction,” (Paper Award) International Conference on Aeronautical Fatigue, Rotterdam, The Netherlands
(2009), USAFA-DF-PA-2009-076
G. Shoales, “Procedures for Aircraft Structural Teardown: Development of a Best Practices Handbook,” 25th
International Conference on Aeronautical Fatigue Symposium, Rotterdam, The Netherlands (2009), USAFADF-PA-2009-348
G. Shoales, “Compilation of Damage Findings from Multiple Recent Teardown Analysis Programs,” 25th
International Conference on Aeronautical Fatigue Symposium, Rotterdam, The Netherlands (2009), USAFADF-PA-2009-349
G. Shoales, “C/KC-135 Teardown Analysis Program Protocol Development and Validation,” Aging Aircraft
Conference, Kansas City, KS (2009), USAFA-DF-PA-2009-375
J. Greer Jr., G. Shoales, and R. Hartnett, “Impact of Fight Data Acquisition on Fleet Management Decisions,”
Aging Aircraft Conference, Kansas City, KS (2009), USAFA-DF-PA-2009-371
S. Galyon Dorman, G. Shoales, and S. Shah, “Coating Removal System Selection for the C/KC-135
Teardown,” Aging Aircraft Conference, Kansas City, MO (2009), USAFA-DF-PA-2009-372
C. Klahn and G. Shoales, “C/KC-135 Teardown Analysis Program Protocols, Protocol 3: Teardown Section
Extraction,” US Air Force Academy, CO (2009), USAFA-TR-2009-01
G. Shoales, “C/KC-135 Teardown Analysis Program Protocols, Protocol 4: Teardown Section Disassembly,”
US Air Force Academy, CO (2009), USAFA-TR-2009-02
S. Galyon and G. Shoales, “C/KC-135 Teardown Analysis Program Protocols, Protocol 5: Part Coating
Removal,” US Air Force Academy, CO (2009), USAFA-TR-2009-03
S. Shah and G. Shoales, “C/KC-135 Teardown Analysis Program Protocols, Protocol 6: Lap Joint and
Corrosion Preventive Compound (CPC) Evaluation,” US Air Force Academy, CO (2009), USAFA-TR-2009-04
G. Shoales, “C/KC-135 Teardown Analysis Program Protocols, Protocol 7: Nondestructive Inspection (NDI),”
US Air Force Academy, CO (2009), USAFA-TR-2009-05
S. Arunachalam and G. Shoales, “C/KC-135 Teardown Analysis Program Protocols, Protocol 8: Failure
Analysis,” US Air Force Academy, CO (2009), USAFA-TR-2009-06
G. Shoales, “Procedures for Aircraft Structural Teardown: Best Practices Handbook Development,” Aircraft
Structural Integrity Program Conference, San Antonio, TX (2008), USAFA-DF-PA-2008-293
M. Walters and G. Shoales, “T-37B Structural Teardown Analysis Follow-On Program,” Aircraft Structural
Integrity Program Conference, San Antonio, TX (2008), USAFA TR 2008-04
J. Greer, Jr., and G. Shoales, “Using a NOAA Database, GPS, and/or Pressure Altitude Measurements to
Determine Height above Terrain,” (Best Paper) Society of Flight Test Engineers 39th Annual International
Symposium (2008)
G. Shoales, “Procedures for Aircraft Structural Teardown Analysis,” US Air Force Academy, CO (2008),
USAFA-TR-2008-02
M. Walters, S. Shah, and G. Shoales, “T-37B Destructive Teardown and Failure Analysis,” US Air Force
Academy, CO (2008), USAFA-TR-2008-04
G. Shoales, J. Pendleton, and S. Shah, “FY06 T-37B Teardown Analysis Program Results and Fleet
Impact,” Aircraft Structural Integrity Program Conference, Palm Springs, CA (2007)
D. Hill, J. Rausch, S. Galyon, I. Pryce, and S. Fawaz, "Increasing the Validation Space of Analytical Stress
Intensity Factors," US Air Force Academy, CO (2007), USAFA-TR-2008-03
J. Greer, Jr., and G. Shoales, “HC-130H Center Wing Flight Data Acquisition: System Installation and First
Year,” US Air Force Academy, CO (2007), USAFA-TR-2008-01
G. Shoales, S. Shah, and D. Laufersweiler, “FY06 T-37B Wing and Carry-Through Structure Teardown
Analysis Program Final Report,” US Air Force Academy, CO (2007), USAFA-TR-2007-09
G. Shoales and P. Christiansen, “C-130 Center Wing Box Structural Teardown Analysis Program,” 24th
International Conference on Aeronautical Fatigue Symposium, Naples, Italy (2007)
G. Shoales, “C-130 Center Wing Box Teardown Analysis Program NDI Indications and Damage Findings
Database,” US Air Force Academy, CO (2007), USAFA-TR-2007-03
J. Greer, Jr., G. Shoales, R. Hartnett, E. Shepard, Jr., and P. Christiansen, “HC-130H Center Wing Box
Monitoring System Update,” Aging Aircraft Conference, Palm Springs, CA (2007), USAFA-TR-2007-07
G. Shoales and P. Christiansen, “C-130 Center Wing Box Structural Teardown Analysis: A Summary of
Findings,” Aging Aircraft Conference, Palm Springs, CA (2007)
J. Greer Jr., and G. Shoales, “Test report: Sequential Fueling Calibration #2, USCG HC-130H No. 1707,”
US Air Force Academy, CO (2007), USAFA-TR-2007-05
J. Greer Jr., and G. Shoales, “Test report: Sequential Fueling Calibration USCG HC-130H No. 1707,” US
Air Force Academy, CO (2007), USAFA-TR-2007-04
J. Rausch, "Negligible Damage Limits for Dents in Fuselage Structure," US Air Force Academy, CO
(2006), USAFA-TR-2006-09
G. Shoales, S. Shah, J. Rausch, M. Walters, S. Arunachalam, and M. Hammond, “C-130 Center Wing Box
Structural Teardown Analysis Final Report,” US Air Force Academy, CO (2006), USAFA-TR-2006-11
G. Shoales, J. Avram, J. Greer, Jr., and S. Shah, “Failure Analysis and Prevention for the Air Logistics
Center Engineer: CAStLE Course Development Summary,” US Air Force Academy, CO (2006), USAFATR-2006-06
M. Brown, S. Fawaz, and S. Arunachalam, “Fatigue Crack Growth Rate Effects on Single- and MultiLayered Cold Expanded Aircraft Aluminum,” US Air Force Academy, CO (2006), USAFA-TR-2006-02
G. Shoales and S. Arunachalam, “CAStLE Metallurgical Evaluation Request Report Summary: C-5A
Structural Risk and Model Revalidation Program,” US Air Force Academy, CO (2006), USAFA TR-200607
J. Greer, Jr., Z. Johnson, D. Pickett, J. Wilkes, and R. Guidotti, “Preliminary Design of a Thermal Battery
Case for a Venus Lander,” US Air Force Academy, CO (2006), USAFA-TR-2006-06
M. Walters, S. Shah, and S. Fawaz, “Stress Corrosion Cracking Rates for 7079-T6 Sheet,” US Air Force
Academy, CO (2006), USAFA-TR-2006-05
J. Greer, Jr., “Nonlinear Finite Element Analysis of Stiffened Panels, With and Without Dents,” US Air
Force Academy, CO (2006), USAFA-TR-2006-01
C. Guijt, D. Hill, J. Rausch, and S. Fawaz “The Effect of Dents in Fuselage Structures on Fatigue and Static
Stability,” 23rd Symposium of the International Committee on Aeronautical Fatigue, Hamburg, Germany
(2005), USAFA-TR-2005-08
C. Guijt, “The Effect of Dents on KC-135 Fuselage Structures: Final Report,” US Air Force Academy, CO
(2005), USAFA-TR-2005-08
G. Shoales and J. Greer, Jr., “Characterization of TG-10B Tail Landing Gear Loads Final Report,” US Air
Force Academy, CO (2005), USAFA-TR-2005-6
M. Brown and S. Fawaz, "Fatigue Performance of Exfoliated E-8C Upper Wing Skin Material," USAF
Academy, CO (2005), USAFA-TR-2004-07
J. Greer, Jr., D. Hill, and S. Fawaz, "Compression Buckling of Z-Stiffened Aluminum Panels, With and Without
Corrosion Grindouts," US Air Force Academy, CO (2005), USAFA-TR-2005-04
S. Arunachalam, "Microstructural Investigation and Failure Analysis of C-5A Aft Upper Crown Fuselage Skin
Cracks," US Air Force Academy, CO (2004), USAFA-TR-2005-03
S. Arunachalam, "Metallurgical Failure Analysis of T-34 Lower Rear Spar at Wing Station 66," US Air Force
Academy, CO (2004), USAFA-TR-2004-08
G. Shoales and S. Fawaz, “E-8/B-707 Wing Station 320 Transition Fit Fastener Finite Element Analysis,” US
Air Force Academy, CO (2004), USAFA-TR-2004-04
G. Shoales and S. Fawaz, “Stress Concentration Factor Determination for Various Tensile Test Specimen
Configurations by the Finite Element Method using MSC/PATRAN and MSC/NASTRAN,” US Air Force
Academy, CO (2004), USAFA-TR-2004-03
C. Guijt, S. Verhoeven, J. Greer, Jr., and R. van Galen, “A New Approach to Manipulate Thermal Stresses in
Bonded Repairs,” 6th Joint FAA/DoD/NASA Aging Aircraft Conference, San Francisco, CA (2002)
S. Verhoeven, C. Guijt, J. Greer, Jr., H. Dinnebier, and R. van Galen, “Comparison of the Effectiveness of
Glare and Boron-Epoxy Patches in Repairs of Thin and Thick Structures, With and Without Secondary
Bending,” Aging Aircraft Conference, Orlando, FL (2001)
C. Fisher, B. Self, and J. Greer, Jr., "Making a Difficult Course Easier, or Helping Students Learn Dynamics,"
American Society of Engineering Education Conference Rocky Mountain Section Annual Meeting, Salt Lake
City, UT (2001)
C. Guijt, S. Verhoeven, and J. Greer, Jr., “Bonded Repairs for C-5A Fuselage Crown Cracking,” in: Vlot, Ad
and Gunnink, Willem (Eds.), Fibre Metal Laminates: an Introduction, Kluwer Academic Publishers, Dordrecht,
The Netherlands (2001)
S. Verhoeven, C. Guijt, and J. Greer, Jr., “Quantification of the Effect of Internal Structural Stresses on the
Performance of Bonded Repairs,” Air Force Aircraft Structural Integrity Program Conference, San Antonio, TX
(2000)
A. Woerden, A. Vlot, S. Verhoeven, C. Guijt, J. Greer, Jr., “Bonded Fiber Metal Laminate Repair Patches,” Air
Force Aircraft Structural Integrity Program Conference, San Antonio, TX (1999)
T. Ting, R. Jones, W. Chiu, I. Marshall, and J. Greer, Jr., “Composite Repairs to Rib Stiffened Panels,”
Composite Structures 10th International Conference on Composite Structures, Vol. 47, No. 1, Melbourne,
Australia, Sponsored by: Monash University, Elsevier Science Ltd., Exeter, United Kingdom, pp. 737–743,
0263-8223 COMSE2, (1999)
J. Greer, Jr., R. Fredell, and P. Beaumont, (Eds.) Special Issue: Applied Composite Materials, Vol. 6, No. 4
(1999)
J. Solti, J. Greer, Jr. and D. Waters, “'Getting from Here to There': A Self-Diagnostic for Stimulating
Faculty Development,” American Society of Engineering Education Conference, Charlotte, NC (1999)
A. Vlot, S. Verhoeven, H. Woerden, C. Guijt, and J. Greer, Jr., “Bonded Fiber Metal Laminate Repair
Patches, an Overview of the Activities at Delft University of Technology and the United States Air Force
Academy,” International Committee on Aeronautical Fatigue, Seattle, WA (1999)
T. Ting, R. Jones, W. Chiu, I. Marshall, and J. Greer, Jr., “Composite Repairs to Rib Stiffened Panels,”
Composite Structures, 47(1–4), pp. 737–743 (1999)
A. Vlot, S. Verhoeven, H. Woerden, C. Guijt, and J. Greer, Jr., "Fiber Metal Laminate Patches for Bonded
Repair of Aircraft Fuselages," International Conference on Aeronautical Fatigue Conference, Seattle, WA
(1999)
J. Solti and J. Greer, Jr., “Enhancing Critical Thinking Skills through the Incorporation of an Open-Ended
and Ill-Defined Project in a Technical Core Course,” American Society of Engineering Education
Conference, Seattle, WA (1998)
J. Solti, J. Greer, Jr., and J. Greer, “Incorporating Nontraditional Teaching Techniques in a Technical Core
Course,” American Society for Engineering Education Annual Conference and Exposition, Seattle, WA
(1998)
P. Beaumont, and J. Greer, Jr., "Towards a Predictive Design Methodology for Composite Laminate
Patches Based on Physical Modeling of Failure Processes," FAA/DoD/NASA Aging Aircraft Conference,
Williamsburg, VA (1998)
CAStLE Awards and Recognition
Air Force Science, Technology, Engineering, and Mathematics (STEM) Cadet Team Award (2012)
David Packard Excellence in Acquisition, USAF Academy winner (2012)
USAF Academy Safety Award, Team of the Year (2012)
Best Paper Award, International Conference on Aeronautical Fatigue (2009)
Best U.S. Air Force Academy Team (Quarterly Award) (2009)
Presentation Award, Society of Flight Test Engineers (2008)
U.S. Air Force R&D Engineer of the Year (2006)
USAFA Frank J. Seiler Research Award for Research Excellence in Engineering (2003)
Courses Developed and delivered
Failure Analysis and Prevention for the ALC Engineer
Bonded Repair for the ALC Engineer