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Related Experiment Video

Updated: May 28, 2026

Gradient Echo Quantum Memory in Warm Atomic Vapor

Gradient Echo Quantum Memory in Warm Atomic Vapor

Published on: November 11, 2013

Design and implementation of a page-oriented "holographic" memory based on a Lippmann architecture.

Kevin Contreras¹, Gilles Pauliat

¹Laboratoire Charles Fabry de l’Institut d’Optique, Université Paris Sud, Campus Polytechnique RD 128, 91127 Palaiseau cedex, France.

|October 22, 2011

Summary

Researchers developed a page-oriented Lippmann data storage system, inspired by interference photography, achieving high-capacity optical data storage. Experimental results demonstrate submicrometer data pages recorded in thick materials.

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Last Updated: May 28, 2026

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Area of Science:

Optical Engineering
Data Storage Technologies
Materials Science

Background:

Lippmann interference color photography offers a theoretical basis for high-capacity optical data storage.
Previous attempts at page-oriented Lippmann data storage with wavelength multiplexing have not been realized.
Holographic memories are a benchmark for high-density optical storage.

Purpose of the Study:

To implement a page-oriented Lippmann data storage system.
To explore wavelength multiplexing for increased data storage capacity.
To demonstrate the feasibility of submicrometer data page recording in thick materials.

Main Methods:

Development of a page-oriented Lippmann data storage architecture based on simple design principles.
Recording of data pages within thick recording materials.
Experimental validation of the storage system's performance.

Main Results:

Successful implementation of a page-oriented Lippmann data storage system.
Experimental evidence of submicrometer resolved data pages.
Demonstration of data recording in thick materials, indicating potential for high capacity.

Conclusions:

The developed system validates the potential of Lippmann interference for high-density optical data storage.
Page-oriented Lippmann storage offers a viable alternative to holographic memories.
The results pave the way for future high-capacity optical storage solutions.