Story perspectives

Breakthrough in Quantum Computing: Hydrogen Spins Controlled in Diamonds

10/24/2025

25 4

Summary

Story summary

Researchers identified and controlled hydrogen-related spin registers in diamond, enabling operation without external magnetic fields.
The method enhances stability and coherence for quantum computation and paves the way for scalable sensors.
The team characterized diamond defects via electron irradiation and annealing, achieving long coherence times despite surrounding nuclear spins.
They used nitrogen-vacancy centers to read and control these spins, measuring 150 microseconds for nitrogen and millisecond for hydrogen.

1 of 1

Story summary

Researchers identified and controlled hydrogen-related spin registers in diamond, enabling operation without external magnetic fields.
The method enhances stability and coherence for quantum computation and paves the way for scalable sensors.
The team characterized diamond defects via electron irradiation and annealing, achieving long coherence times despite surrounding nuclear spins.
They used nitrogen-vacancy centers to read and control these spins, measuring 150 microseconds for nitrogen and millisecond for hydrogen.