A team of physicists in Finland and the United Kingdom has shown that a time crystal — a strange, but perfectly natural form of matter that keeps a steady rhythm under quantum rules, even without a steady flow of external energy — can be coupled to a mechanical resonator, forming a system that behaves much like what scientists call an optical cavity in optomechanics — a setup similar to a hall of mirrors for quantum particles, where the motion of one part subtly changes the rhythm of another.”
The study, published in Nature Communications, marks a step toward merging the spontaneous rhythm of time crystals with precision control techniques used in quantum devices. For quantum computers, the study suggests it could lead to more stable and longer-lasting memory systems that preserve quantum information far beyond current limits. For quantum sensors, this could mean ultra-precise frequency references capable of detecting minute changes in time, motion, or fields with unprecedented sensitivity.
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