Fig. 8: Cases of a metasurface for quantum optics applications. | Light: Science & Applications

Fig. 8: Cases of a metasurface for quantum optics applications.

From: Recent advances in metasurface design and quantum optics applications with machine learning, physics-informed neural networks, and topology optimization methods

Fig. 8

a Schematic of quantum state reconstruction with a nanostructured metasurface, reuse with permission for ref. 91, Copyright © 2018 Wang et al. some rights reserved; exclusive licensee American Association for the Advancement of Science. No claim to original U.S. Government Works. b Schematic of entanglement and disentanglement of two photons states with a metasurface, reuse with permission for ref. 92, Copyright @ 2019 Georgi et al. c Schematic of a metasurface functioning as an optical switch for the optical edge detection mode. When the photon indicates the switch OFF state, the imaging is a solid cat. When the photon indicates the switch ON state, the imaging is an outlined cat, reuse with permission for ref. 93, Copyright © 2020 The Authors, some rights reserved; exclusive licensee American Association for the Advancement of Science. No claim to original U.S. Government Works. Distributed under a Creative Commons Attribution License 4.0 (CC BY). d Schematic of two metasurfaces for multi-channel quantum entangle distribution and transformation, reuse with permission for ref. 94, Copyright @ 2022 Gao et al., PRL, 129, 023601, 2022. American Physical Society, https://doi.org/10.1103/PhysRevLett.129.023601

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