Abstract
We develop a two-parameter conformal mapping function for a doubly connected domain to solve the inverse problem in anti-plane and plane elasticity associated with a non-elliptical inhomogeneity with internal uniform stresses embedded in a half-plane bonded to another half-plane also with internal uniform stresses via a locally wavy interface. The internal uniform stresses are found to be independent of the specific shapes of the locally wavy and non-elliptical interfaces. The permissible range of the two parameters in the mapping function for a one-to-one mapping is obtained. Typical geometries corresponding to the three-phase composite are illustrated.
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Acknowledgements
This work is supported by the National Natural Science Foundation of China (Grant No. 11272121) and through a Discovery Grant from the Natural Sciences and Engineering Research Council of Canada (Grant No. RGPIN – 2017 - 03716115112).
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Wang, X., Yang, P. & Schiavone, P. Uniform stresses inside a non-elliptical inhomogeneity and a nearby half-plane with locally wavy interface. Z. Angew. Math. Phys. 71, 58 (2020). https://doi.org/10.1007/s00033-020-1281-1
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DOI: https://doi.org/10.1007/s00033-020-1281-1
Keywords
- Locally wavy interface
- Non-elliptical inhomogeneity
- Uniform stress field
- Anti-plane elasticity
- Plane elasticity