Holography offers a vital platform for optical information storage and processing, which has
a profound impact on many photonic applications, including 3D displays, LiDAR, optical …

Phenanthraquinone-doped polymethyl methacrylate (PQ/PMMA) photopolymers are
considered to be the most promising holographic storage media due to their unique …

The development of optical holographic data storage technology in the past 50 years is
reviewed in this paper. With the continuous development of key devices and materials …

An encrypted optical memory system using double random phase codes in the Fresnel
domain is proposed. In this system, two random phase codes and their positions form three …

Photorefractive materials combine photoconductive and electro-optic properties: light affects
their electrical conductivity; their optical properties (refractive index, etc.) are affected by …

As a promising counterpart of two-dimensional metamaterials, metasurfaces enable to
arbitrarily control the wavefront of light at subwavelength scale and hold promise for planar …

A method for optical encryption of three-dimensional (3D) information by use of digital
holography is presented. A phase-shifting interferometer records the phase and amplitude …

A novel reading and writing technology for a holographic storage system called collinear
holography is developed. With this method, two-dimensional page data can be recorded as …

A technique that combines the high speed and the high security of optical encryption with
the advantages of electronic transmission, storage, and decryption is introduced. Digital …

In the era of information explosion, the demand of data storage is increased dramatically.
Holographic data storage technology is one of the most promising next-generation data …