Metasurface color sorter for a Bayer image sensor
Design a silicon-nitride metasurface that routes blue, green and red light into the pixels of a Bayer image sensor, with features of at least 80 nm.
| 1 | { |
| 2 | "domain": "physics-astronomy", |
| 3 | "topics": [ |
| 4 | "optics-photonics" |
| 5 | ], |
| 6 | "type": "design", |
| 7 | "benchmark": { |
| 8 | "task": "Maximize the worst-color efficiency of a Bayer color-sorting metasurface", |
| 9 | "metric": { |
| 10 | "name": "Min over colors of mean subpixel efficiency", |
| 11 | "better": "higher" |
| 12 | }, |
| 13 | "baseline": { |
| 14 | "name": "Best leaderboard design at 80 nm (Schubert, 2024)", |
| 15 | "score": 0.5511046138785891 |
| 16 | } |
| 17 | }, |
| 18 | "source": { |
| 19 | "key": "invrs-gym", |
| 20 | "name": "invrs-gym", |
| 21 | "url": "https://invrs-io.github.io/gym/notebooks/challenges/bayer_sorter.html", |
| 22 | "id": "bayer_sorter", |
| 23 | "curator": "Martin F. Schubert (invrs.io)", |
| 24 | "poser": "Martin F. Schubert, after Zou et al. (2022)", |
| 25 | "status": "archived (final leaderboard, October 2025)", |
| 26 | "as_of": "2026-10-20", |
| 27 | "catalog": "0521c19bbd38" |
| 28 | } |
| 29 | } |