A Nonstandard Schwarz Domain Decomposition Method for Finite-Element Mesh Truncation of Infinite Arrays

García Doñoro, Daniel; García Castillo, Luis Emilio; Sarkar, Tapan K.; Zhang, Yu

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A Nonstandard Schwarz Domain Decomposition Method for Finite-Element Mesh Truncation of Infinite Arrays

Author(s): García Doñoro, Daniel; García Castillo, Luis Emilio; Sarkar, Tapan K.; Zhang, Yu

Publisher: Institute of Electrical and Electronics Engineers (IEEE)

Issued date: 2018-11

Citation: Garcia-Donoro, D., Garcia-Castillo, L. E., Sarkar, T. K., & Zhang, Y. (2018). A Nonstandard Schwarz Domain Decomposition Method for Finite-Element Mesh Truncation of Infinite Arrays. In IEEE Transactions on Antennas and Propagation, 66(11), 6179–6190

ISSN: 0018-926X

DOI: https://doi.org/10.1109/TAP.2018.2866532

Sponsor: This work was supported in part by the National Key Research and Development Program of China under Grant 2016YFE0121600, in part by the China Postdoctoral Science Foundation under Grant 2017M613068, in part by the National Key Research and Development Program of China under Grant 2017YFB0202102, and in part by the Special Program for Applied Research on Super Computation of the NSFC-Guangdong Joint Fund under Grant U1501501.

Publisher version: https://ieeexplore.ieee.org/document/8443383

Keywords: Finite element method (fem) , Infinite array , Mesh truncation , Schwarz domain decomposition method (ddm)

URI: http://hdl.handle.net/10016/35782

Abstract:

A nonstandard Schwarz domain decomposition method is proposed as finite-element mesh truncation for the analysis of infinite arrays. The proposed methodology provides an (asymptotic) numerically exact radiation condition regardless of the distance to the sourc [+]

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