Spatial nonlinear optics for securing information

• Published in: Light, science & applications Vol. 11; no. 1; pp. 11 - 2
• Main Author: Chen, Wen
• Format: Journal Article
• Language: English
• Published: London Nature Publishing Group UK 07.02.2022; Springer Nature B.V; Nature Publishing Group
• Subjects: 639/624/1075; 639/624/1107; Applied and Technical Physics; Atomic; Classical and Continuum Physics; Lasers; Molecular; News & Views; news-and-views; Optical and Plasma Physics; Optical Devices; Optics; Photonics; Physics; Physics and Astronomy; Views

The high degrees of freedom of light, various optical structures and optical materials can be explored and applied to develop optical encryption for securing information. An exciting optical image encryption approach has been proposed based on spatial nonlinear optics.