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Breakthrough: Light Controls Magnetic Memory for Computing

10/28/2025

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Summary

Story summary

Researchers at the Hebrew University of Jerusalem have achieved a breakthrough in magnetoresistive memory (MRAM) by showing that light can control the magnetic state in solids.
Amir Capua, head of the Spintronics lab at the Hebrew University of Jerusalem, notes the potential for new optical magnetic storage devices and optically controlled MRAM.
With quantum-capable RAM remaining distant, MRAM gains strength as a key player in computing.

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Story summary

Researchers at the Hebrew University of Jerusalem have achieved a breakthrough in magnetoresistive memory (MRAM) by showing that light can control the magnetic state in solids.
Amir Capua, head of the Spintronics lab at the Hebrew University of Jerusalem, notes the potential for new optical magnetic storage devices and optically controlled MRAM.
With quantum-capable RAM remaining distant, MRAM gains strength as a key player in computing.