Working principle of the metasurface with quantitative field distributions. (IMAGE)

Light Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS

Working principle of the metasurface with quantitative field distributions.

Caption

a, Sketch of a metasurface design based on the tandem neural network and iterative algorithm. b, Tandem neural network for predicting the structural parameters of metasurface devices. c, The fabricated metalens with the corresponding structure predicted by the network architecture in a. d, The measured electric-intensity distributions at the x-z plane and z=5.7 mm for the target intensity ratio of 1:0.8.

Credit

by Yang Zhu, Xiaofei Zang, Haoxiang Chi, Yiwen Zhou, Yiming Zhu, Songlin Zhuang

Usage Restrictions

Credit must be given to the creator.

License

CC BY

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