Fatigue Crack Growth under High Frequency Cyclic Loading

Objectives

                To study the fatigue and fracture behavior of interfacial cracks between a PZT actuator and an elastic substrate at high frequency loading.

Results

 

 
 
 
 
 
 
 
 
 
 
 
 
 

Future Work

 

References

1. Du, T., Liu, M., Seghi, S., Hsia., K. J., Economy, J. and Shang, J. K., "Piezoelectric actuation of crack growth along polymer-metal interface in adhesive bonds", J. Mater. Res., Vol. 16, No. 10 (2001) 2885-2892 [PDF].

2. Liu, M. and Hsia, K. J., "Interfacial cracks between piezoelectric and elastic materials under in-plane electric loading", Journal of the Mechanics and Physics of Solids, 51, 921-944 (2003). [PDF]

3. Liu, M., Hsia, K. J. and Sardela, M., "In-situ X-ray diffraction study of electric field induced domain switching and phase transition in PZT-5H", accepted for publication in the J. Am. Ceram. Soc.. [PDF]

4. Liu, M. and Hsia, K. J., "Locking of electric field induced non-180° domain switching and phase transition in ferroelectric materials upon cyclic electric fatigue," Applied Physics Letters, 83(19) 3978-3980 (2003). [PDF]
 

Sponsored by National Science Foundation

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