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논문 목록
Neural network-based surrogate model for inverse design of metasurfaces
저자
Jing G.,Wang P.,Wu H.,Ren J.,Xie Z.,Liu J.,Ye H.,Li Y.,Fan D.,Chen S.
학술지명
Photonics Research
출판/발행연도
2022
주제
요약
본 연구는 메타표면 역설계의 계산 비용 문제를 해결하기 위해 물리 기반 신경망 대리 모델(NNSM)과 최적화 알고리즘을 결합한 새로운 방법을 제안합니다. NNSM은 메타 원자의 기하학적 구조로부터 정확한 전자기 응답을 생성하며, 이를 통해 빠르고 정확한 위상 예측 및 역설계를 가능하게 합니다. 제안된 방법은 200 Gbit/s 쿼드라처 위상 편이 변조 신호 전송 실험에서 낮은 비트 오류율을 달성하며, 다른 마이크로/나노 장치에도 적용될 수 있음을 입증했습니다.
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