| 广义正交坐标系FDTD算法的准完全匹配层吸收边界条件 |
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| 引用本文： | 周晓军,喻志远,林为干. 广义正交坐标系FDTD算法的准完全匹配层吸收边界条件[J]. 电子学报, 2000, 28(3): 118-120 |
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| 作者姓名： | 周晓军 喻志远 林为干 |
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| 作者单位： | 1. 电子科技大学光电子技术系,成都 610054;2. 电子科技大学应用物理研究所,成都 610054 |
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| 基金项目： | 国家自然科学基金!(No .69771 90 2 7) |
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| 摘 要： | 本文推导出了广义正交坐标系下的各向异性准完全匹配吸收层(QPML)边界条件,给出了直角坐标、圆柱坐标、保角变换柱形坐标的各向异性准完全匹配吸收媒质.数值计算结果证明了准完全吸收层的吸收效果.
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| 关 键 词： | 广义正交坐标系 FDTD 准完全匹配层吸收边界 |
| 收稿时间： | 1998-12-14 |
Quasi-Perfectly Matched Layer Absorbing Boundary Conditions for FDTD Algorithm in Generalized Orthogonal Coordinates |
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| ZHOU Xiao-jun,YU Zhi-yuan,LIN Wei-gan. Quasi-Perfectly Matched Layer Absorbing Boundary Conditions for FDTD Algorithm in Generalized Orthogonal Coordinates[J]. Acta Electronica Sinica, 2000, 28(3): 118-120 |
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| Authors: | ZHOU Xiao-jun YU Zhi-yuan LIN Wei-gan |
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| Affiliation: | 1. Department of Photoelectron Technology,University of Electronics Science and Technology of China,Chengdu 610054,China;2. Institute of Applied Physics,University of Electronic Science and Technology of China,Chengdu 610054,China |
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| Abstract: | This paper presents derivation of anisotropic quasi perfectly matched layers absorbing boundary condition in generalized orthogonal coordinates (GOC).The anisotropic quasi perfectly matched layers absorbing media in rectangular coordinates,cylindrical coordinates and conformal mapping cylinder coordinates are given in this paper.Numerical results illustrate the effectiveness of absorbing in anisotropic perfectly matched layers. |
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| Keywords: | generalized orthogonal coordinates FDTD quasi perfectly matched layer absorbing boundary |
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