Luoyu Roy Xu

PUBLICATIONS

1. L. Xu,"Exploration on Constants Independent of Materials and Layups in Transverse Matrix Cracking of Cross-ply Laminates," Advanced Composites Letter, 1993, Vol.2, No.1, pp.25-29.

2. L. Xu, "Interaction between Matrix Cracking and Edge Delamination in Composite Laminates, " Composites Science and Technology, 1994, Vol. 50, No.4, pp.469-478.

3. L. Xu, C.H. Kou "Effect of Interfacial Interleaf to the Interlaminar Fracture and Intralaminar Fracture in A New Bismaleimide MatrixHistry Composites System ,"Journal of Reinforced Plastics and Composites, 1994, Vol.13, No.6, pp.509-540.

4. L. Xu, "Influence of Stacking Sequence on the Transverse Matrix Cracking in Continuous Fiber Crossply Laminates," Journal of Composite Materials, 1995,Vol. 29, No.10, pp.1337-1339.

5. L. Xu, "Study on the Characteristic Curve of Stiffness Degradation Caused by Matrix Cracking in Multi-directional Composite Laminates," Journal of Composite Materials, 1996, Vol.30, No.7, pp.820-838.

6. L. Xu, "On the Law of the Transverse Matrix Cracking Growth in Brittle Polymeric Matrix Composite Laminates under Static Loadings," Journal of Composite Materials,1996,Vol.30, No.3, pp.384-405.

7. L. Xu, "Modifying Stacking Sequence Design to Delay Delamination and Matrix Crack in Laminated Composites---The Multi-Delamination-Interface Design," Journal of Reinforced Plastics and Composites , 1996 , Vol. 15, No.3, pp.230-248.

8. L. Xu, " Probabilistic Character of the Microcrack Growth in Brittle Layered Materials," Theoretical and Applied Fracture Mechanics, 1997, Vol.27 ,pp.167-174.

9. L. Xu, " Some Techniques to Establish the Characteristic Curve for Microcrack Growth in Layered Materials," Engineering Fracture Mechanics, 1997, Vol. 56, No.6, pp.827-837.

10. L. Xu, "Study on the Characteristic Stress-Life Curve of Different Materials and Failure Modes," Journal of Reinforced Plastics and Composites ,1998, Vol.16, No.17, pp.1450-1462.

11. L. R. Xu and A. J. Rosakis, “Impact Failure Characteristics in Sandwich Structures; Part I: Basic Failure Mode Selections,” International Journal of Solids and Structures, 2002, Vol.39, pp. 4215-35

12. L. R. Xu and A. J. Rosakis, “Impact Failure Characteristics in Sandwich Structures; Part II: Effects of Impact Speed and Interfacial Strength,” International Journal of Solids and Structures, 2002, Vol.39, pp. 4237-48



13. L. R. Xu and A. J. Rosakis, “An Experimental Study on Dynamic Failure Events in Homogeneous Layered Materials Using Dynamic Photoelasticity and High-speed Photography,” Optics and Laser in Engineering, Vol. 40, pp. 263-288,2003.

14. L. R. Xu, Y. Y. Huang and A. J. Rosakis, “Dynamic Crack Deflection and Penetration at Interfaces in Homogeneous Materials: Experimental Studies and Model Predictions,” Journal of the Mechanics and Physics of Solids, Vol. 51, pp.425-460, 2003.

15. L. R. Xu and A. J. Rosakis, “Real-time Experimental Investigation of Dynamic Crack Branching Using High-speed Optical Diagnostics,” SEM Experimental Techniques, Vol. 27,pp.23-26, 2003.

16. L. R. Xu and S. Sengupta and H. Kuai “An Experimental and Numerical Investigation on Adhesive Bonding Strengths of Polymer Materials,” International Journal of Adhesion and Adhesives, Vol. 24 , pp. 455–460, 2004

17. Zhong, W.H., Li, J., Xu, L.R ., Michel, J.A, Sullivan, L.M. and Lukehart, C.M. “Processing of Polymeric Nanocomposites Reinforced with Derivatized Graphitic Carbon Nanofibers with Linker Molecules”. Journal of Nanoscience and Nanotechnology, 2004, in press.

18. L. R. Xu, V. Bhamidipati * , W.-H. Zhong, J., Li, C. M. Lukehart, E. Lara-Curzio, K. C. Liu and M. J. Lance “Mechanical Property Characterization of A Polymeric Nanocomposite Reinforced by Graphitic Nanofibers with Reactive Linkers, Journal of Composite Materials, Vol. 38, pp. 1563-1582, 2004.

19. L. R. Xu , H. Kuai * and S. Sengupta * “ Dissimilar Material J oints with and without Free-edge Stress Singularities; Part I: A Biologically Inspired Design,” Experimental Mechanics, Vol. 44, pp. 608-615, 2004

20 . L. R. Xu , and S. Sengupta * “ Dissimilar Material J oints with and without Free-edge Stress Singularities; Part II: An Integrated Numerical Analysis,” Experimental Mechanics,Vol. 44, pp. 616-621, 2004

21. Zhong, W.H., Li, J., Xu, L. R . and Lukehart, C.M. “GCNF/Epoxy Monoliths Using Reactive Oxydianiline Linker Molecules and the Effect of Nanofiber Reinforcement on Curing Conditions,” Polymer Composites, in press, 2005

22. L. R. Xu and S. Sengupta*, “Interfacial Stress Transfer and Property Mismatch in Discontinuous Nanofiber/nanotube Composite Materials,” Journal of Nanoscience and Nanotechnology, 2005, Vol. 5, pp.620-626.

23. L. R. Xu and A. J. Rosakis, “Impact Damage Visualization of Heterogeneous Two-Layer Materials Subjected to Low-speed Impact,” International Journal of Damage Mechanics, 2005, Vol. 14, pp.215-233,

24. L. R. Xu, H. Kuai* and S. Sengupta* “Free-Edge Stress Singularities and Edge Modifications for Fiber Pushout Experiments,” Journal of Composite Materials, 2005, Vol. 39, pp.1103-1125.

25. L. R. Xu and P. Wang* “Dynamic Fracture Mechanics Analysis of Failure Mode Transitions Along Weaken Interfaces in Elastic Solids,” Engineering Fracture Mechanics, 2005, in press

26. X.F. Li, and L. R. Xu “Transient Response of a Finite Bimaterial Plate Containing a Crack Perpendicular to and Terminating at the Interface,” ASME Journal of Applied Mechanics, 2005, in press.