Publications

1. Daphalapurkar, N. P., Lu, H., Coker, D. and Komanduri, R., “Simulation of dynamic crack growth using the generalized interpolation material point (GIMP) method,” accepted for publication in the International Journal of Fracture, 2006.
    

2. Coker, D. and Ennis, E., “Observation of displacement bursts during nanoindentation of PMMA,” in preparation, 2006.
    

3. Coker, D., Ennis, E., Needleman, A., “Numerical investigation of dynamic frictional sliding modes in interfaces between similar materials”, in preparation, 2006.
    

4. Coker, D. and Rosakis, A. J., “Dynamic crack initiation and unstable crack growth in unidirectional graphite-epoxy composite materials,” in preparation, 2006.
    

5. Coker, D., G. Lykotrafitis, Needleman, A., and Rosakis, A. J., "Frictional sliding modes along an interface between identical elastic plates subject to shear impact loading," Journal of the Mechanics and Physics of Solids, 53, pp. 884-922, 2005.
    

6. Coker, D., Rosakis, A. J., and Needleman, A., “Dynamic crack growth along a polymer composite-Homalite interface,” Journal of the Mechanics and Physics of Solids, Vol. 51, pp. 425-460, 2003.
    

7. Yu, C., Pandolfi, A., Ortiz, M., Coker, D., and Rosakis, A. J., “Three-dimensional modeling of intersonic crack growth in asymmetrically loaded unidirectional composite plates,” International Journal of Solids and Structures, Vol. 39, pp. 6135-6157, 2002.
    

8. Coker, D. and Rosakis, A. J., "Experimental observations of intersonic crack growth in asymmetrically loaded unidirectional composite plates," Philosophical Magazine A, Vol. 81, No. 3, 2001.
    

9. Ahrens, T. J., K. Xia, and Coker, D., “Depth of cracking beneath impact craters: New constraint for impact velocity,” Shock-Compression of Condensed Matter - 2001, Ed. Michael D. Furnish, American Institute of Physics, NY, 2001.
    

10. Rosakis, A. J., Coker, D. and Huang, Y. Y., “Subsonic and intersonic dynamic crack growth in unidirectional composites,” SME Technical Paper, EM00-247, Society of Manufacturing Engineers, 2000.
     

11. Rosakis, A. J., Samudrala, O. and Coker, D. "Intersonic shear crack growth along weak interfaces," Materials Research Innovations, 3, pp. 236-243, 2000.
     

12. Rosakis, A. J., Samudrala, O. and Coker, D. "Cracks faster than the shear wave speed," Science, 284, pp. 1337-1340, 1999.
     

13. Coker, D., Neu, R. W. and Nicholas, T., "Analysis of the thermoviscoplastic behavior of [0/90] SCS6/TIMETAL21S composites," ASTM STP 1263, M. J. Verilli and M. G. Castelli, Eds., pp. 213-235, 1996.
     

14. Neu, R. W., Coker, D. and Nicholas, T., "Cyclic behavior of unidirectional and cross-ply titanium matrix composites," International Journal of Plasticity, 12/3, pp. 361-385, 1996.
     

15. Kroupa, J. L., Neu, R. W., Nicholas, T., Coker, D., Robertson, D., Mall, S. S., "A comparison of the inelastic analysis tools for predicting cyclic response of [0/90] metal matrix composites", ASTM STP 1253, W. S. Johnson, J. M. Larsen, and B. N. Cox, Eds., pp. 297-327, 1996.
     

16. John, R., Kaldon, S. G., Johnson, D. A. and Coker, D., "Weight function for a single edge cracked geometry with clamped ends", International Journal of Fracture, 72, pp. 145-158, 1995.
     

17. Pickard, S. M., Miracle, D. B., Majumdar, B. S., Kendig, K. L., Rothenflue, L., Coker, D., “An experimental study of residual fiber strains in Ti-15-3 continuous fiber composites,” Acta Metallurgica et Materialia, 43, 3105-3112, 1995.
     

18. Blatt, D., John, R. and Coker, D., "Stress intensity factor and compliance solutions for a single edge notched specimen with clamped ends," Engineering Fracture Mechanics, 47/4, pp. 521-532, 1994.
     

19. Coker, D., Ashbaugh, N. E. and Nicholas, T., "Analysis of thermomechanical cyclic behavior of unidirectional metal matrix composites," ASTM STP 1186, H. Sehitoglu, Ed., pp. 50-69, 1993.
    
     

Conference Proceedings

 

1. Needleman, A., Coker, D. and Rosakis, A. J., “Fast crack growth along interfaces,” Proceedings of the Symposium on Recent Advances in Computational Mechanics, Brazil, April 2003.

2. Rosakis, A. J., Coker, D., Yu, C., Pandolfi, A. and Ortiz, M., “Experimental and numerical investigations of shear-dominated intersonic crack growth and friction in unidirectional composites,” Proceedings of Symposium on Recent Advances in Experimental Mechanics in honor of Professor I. M. Daniel, 14th USCTAM Conference, Blacksburg, VA, June 2002.

3. Needleman, A., Coker, D. and Rosakis, A. J., “Dynamic crack growth along interfaces,” IUTAM-Symposium on Analytical and Computational Fracture Mechanics of Non-Homogeneous Materials, Cardiff, United Kingdom, June 2001.

4. Pandolfi, A., Yu, C., Coker, D., Ortiz, M. and Rosakis, A. J., “3D Modeling of intersonic crack growth in unidirectional composite plates,” Proceedings of International Conference on Fracture and Damage Mechanics, September, 2001, Milan, Italy.

5. Coker, D., Rosakis, A. J., Yu, C. and Ortiz, M., “Subsonic and intersonic failure of composites: High-speed optical and thermographic measurements and numerical simulations,” Dynamic Failure in Composite Materials and Structures, AMD-Vol. 243, Eds. Rajapakse, Y. D. S. and Sun, C. T., pp.49-65, ASME-IMECE ‘00, Orlando, FL, November 5-10, 2000.
    

6. Rosakis, A. J. Samudrala, O., and Coker, D., “Intersonic shear failure along weak planes,” Proceedings of SECTAM-XX, Pine Mountain, GA, April 16-18, 2000.
    

7. Coker, D., Rosakis, A.J. and Huang, Y. Y., “Subsonic and intersonic crack growth in composites,” Thick Composites for Load Bearing Structures, AM-Vol. 235, Eds. Rajapakse, Y. D. S. and Karmodateas, G. A., pp. 75-86, ASME-IMECE ’99 Winter Meeting, Nashville, TN, November 14-19, 1999.

8. Coker, D., Rosakis, A.J. and Huang, Y.Y., “Subsonic and intersonic dynamic crack growth in unidirectional composites”, Session on “Composites for Marine Structures”, Proceedings of the 12th International Conference on Composite Materials (ICCM-12), Paris, France, July 5-9, 1999.

9. Coker, D., Ashbaugh, N. E. and Nicholas, T., “Analysis of the thermomechanical behavior of [0] and [0/90] SCS-6/TIMETAL®21S composites,” AD-Vol. 34/AMD-Vol. 173, Thermomechanical Behavior of Advanced Structural Materials, W. F. Jones, Ed., ASME, pp. 1-16, 1993.

Reports

1. Coker, D. and Ashbaugh, N. E., Elastic-Plastic Finite-Difference Analysis of Unidirectional Composites Subjected to Thermomechanical Cyclic Loading, WL-TR-93-4043, Wright Laboratory, Wright-Patterson AFB, Ohio, December 1992.

2. Coker, D. and Ashbaugh, N. E., Characterization of Fracture in [0/90]s SiC/1723 Composites, Technical Report, WL-TR-91-4119, Wright Laboratory, Wright-Patterson AFB, Ohio, March 1992.
    

 

Selected Conference Presentations (*Invited Talks)

Needleman Symposium, SES, State College, PA* August 2006

Kavli Institute for Theoretical Physics, UCSB, CA* August 2005

SEM Conference, Portland, OR June 2005

HYSITRON, Minneapolis, MN April 2005

NOMADICS, Stillwater, OK* Jan 2005

ASME/STLE Int. Joint Tribology Conference, Long Beach, CA* Oct 2004

XXI Int. Congress of Theoretical and Applied Mechanics, Warsaw, Poland Aug 2004

Gordon Research Conference on Tribology, Newport, RI June 2004

GM Research and Development Center, Warren, MI Aug 2004

Dept. of Mechanical Engineering, University of New Mexico, NM* April 2004

Dept. of Mechanical Engineering, SUNY, Stonybrook, NY* April 2004

Dept. of Mechanical Engineering, Duke University, RI* March 2004

Society of Experimental Mechanics, Charlotte, NC June 2003

ASME-IMECE ’02, New Orleans, LA * Nov 2002

Dept. of Mechanical Engineering, University of Rhode Island, RI.*  Nov 2003

Society of Experimental Mechanics, Charlotte, NC June 2003

ASME-IMECE ’02, New Orleans, LA* Nov 2002

Society of Engineering Sciences (SES), State College, PA Oct 2002

Department of Aeronautics and Astronautics, MIT, Cambridge, MA *  May 2002

Dept of Aerospace Engineering, U. Florida at Gainesville and Shalimar, FL * May 2002

Department of Theoretical and Applied Mechanics, Cornell University, Ithaca, NY * Oct 2001

Department of Mechanical Engineering, University of Rochester, Rochester, NY * Oct 2001

Department of Mechanical Engineering, City University of New York, NY * May 2001

Lawrence Livermore National Laboratories, Livermore, CA *       May 2001

Sandia National Laboratories, Albuquerque, NM * April 2001

ASME-IMECE ‘00, Orlando, FL. (2 invited talks)*     Nov 2000

ASME-IMECE ’99 Winter Annual Meeting, Nashville, TN Nov 1999

12th International Conference on Composite Materials (ICCM-12), Paris, France * July 1999

ASME Mechanics and Materials Conference, Blacksburg, VA *     June 1999

ASME Mechanics and Materials Conference, Blacksburg, VA *   June 1999

ASME-IMECE ’99 Winter Annual Meeting, Anaheim, CA * Nov 1998

U.S. National Congress Applied Mechanics, Gainesville, FL June 1998

Second Symposium on TMF Behavior of Materials, ASTM, Phoenix, AZ * Nov 1994

Symposium on TMF Behavior of Materials, ASTM, New Orleans, LA Nov 1993

Seventh Thermomechanical Fatigue Workshop, NASA LeRC, Cleveland, OH  Dec 1992

Seventeenth Annual Mechanics of Composites Review, Wright Laboratory, Dayton, OH Oct 1992

Symposium on Thermomechanical Fatigue Behavior of Materials, San Diego, CA Oct 1991

Sixth Thermomechanical Fatigue Workshop, NASA LeRC, Cleveland, OH June 1991

4th Symposium on Composite Materials: Fatigue and Fracture, ASTM, Indianapolis, IN May 1991

93rd Annual Meeting of the American Ceramic Society and Exposition, Cincinnati, OH April 1991