Acta Photonica Sinica, Volume. 52, Issue 9, 0923001(2023)
Inverse-designed Non-local Metasurface Differentiator
Figures & Tables(7)
Fig. 2. Evolution of refractive index distribution and transfer function of optimal solution as the iterations increase
Fig. 3. Reliability assessment of one-dimensional second-order differentiator
Fig. 4. Functional verification of one-dimensional second-order differentiator
Fig. 6. The reliability assessment and functional verification of Laplace transformer
Table 1. Evolution of optimal solution as the iterations increase
View tableView in ArticleTable 1. Evolution of optimal solution as the iterations increase
Iterations 1 10 30 Objective function 1.16×10-1 3.19×10-3 6.18×10-5 T（0） 2.61×10-2 6.52×10-3 1.64×10-3 Index distribution Fig. 2 （a）Fig. 2 （b）Fig. 2 （c）
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Haoran QIN, Junlong KOU, Jiarong ZHU, Zixin ZHOU, Junzhuan WANG, Zhaoxian CHEN, Yanqing LU. Inverse-designed Non-local Metasurface Differentiator[J]. Acta Photonica Sinica, 2023, 52(9): 0923001
Paper Information
Category: Optical Device
Received: Jul. 10, 2023
Accepted: Aug. 3, 2023
Published Online: Oct. 24, 2023
The Author Email: KOU Junlong (jlkou@nju.edu.cn), LU Yanqing (yqlu@nju.edu.cn)
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