Monday, January 13, 2025

New Method to Detect the Elusive Graviton

Next-generation quantum sensors can catch a single one.

A team led by Stevens physics professor Igor Pikovski has proposed a way to detect single gravitons in a quantum sensing experiment. Their method involves coupling an existing physical detection technology called an acoustic resonator, basically a heavy cylinder, with improved energy state-detection methods (also known as quantum sensing).

This solution is similar to the photoelectric effect. Like electromagnetic waves, gravitational waves interact with matter in discrete steps.

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