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Updated: Mar 12, 2026

Fixed Target Serial Data Collection at Diamond Light Source

Fixed Target Serial Data Collection at Diamond Light Source

Published on: February 26, 2021

Long-term data storage in diamond.

Siddharth Dhomkar¹, Jacob Henshaw², Harishankar Jayakumar¹

¹Department of Physics, City University of New York (CUNY)-City College of New York, New York, NY 10031, USA.

Science Advances

|November 8, 2016

Summary

This summary is machine-generated.

Researchers demonstrate long-term data storage using the negatively charged nitrogen vacancy (NV-) center in diamond. This novel method allows for high-density 2D and 3D information encoding and retrieval, paving the way for advanced storage technologies.

Keywords:

Physics data storage diamond nitrogen vacancy optical memory

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$Synthesis and Microdiffraction at Extreme Pressures and Temperatures$

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Published on: October 7, 2013

Area of Science:

Quantum physics
Materials science
Information technology

Background:

The negatively charged nitrogen vacancy (NV-) center in diamond is a key element in quantum information processing and nanoscale metrology.
While optical and spin properties are well-studied, controlling the NV- center's charge state offers new application avenues.

Purpose of the Study:

To introduce and demonstrate the concept of long-term information storage using NV- rich diamond.
To explore the potential for high-density data storage by manipulating the NV- charge state.

Main Methods:

Utilized multicolor optical microscopy for reading, writing, and resetting data.
Employed NV- rich type 1b diamond for data storage experiments.
Investigated information encoding in different crystal planes for 3D storage.

Main Results:

Achieved 2D binary bit density comparable to DVD technology.
Demonstrated successful cross-talk-free information encoding across multiple diamond planes, enabling 3D storage.
Correlated NV- charge state with nitrogen host nuclear spin polarization, showing robustness to charge state cycling.

Conclusions:

The charge state control of NV- centers in diamond presents a viable method for long-term information storage.
The demonstrated 2D and 3D storage capabilities, coupled with potential for super-resolution microscopy, suggest future storage capacities exceeding current technologies.