Abstract
In contrast to conventional assumption of nonexistent second-order nonlinear effects in centrosymmetric materials based on the electric dipole approximation, we theoretically and experimentally demonstrate even harmonics generation and their wavefront manipulation in nonlocal centrosymmetric metasurfaces.
| Original language | English |
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| Title of host publication | 2025 Conference on Lasers and Electro-Optics, CLEO 2025 |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| ISBN (Electronic) | 9781957171500 |
| State | Published - 2025 |
| Externally published | Yes |
| Event | 2025 Conference on Lasers and Electro-Optics, CLEO 2025 - Long Beach, United States Duration: May 4 2025 → May 9 2025 |
Publication series
| Name | 2025 Conference on Lasers and Electro-Optics, CLEO 2025 |
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Conference
| Conference | 2025 Conference on Lasers and Electro-Optics, CLEO 2025 |
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| Country/Territory | United States |
| City | Long Beach |
| Period | 05/4/25 → 05/9/25 |
Funding
This paper was supported by the National Science Foundation (NSF) Award (ECCS-2240562), and Army Research Office Award (W911NF2310057).