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September 19, 2025Science

Quantum squeezing of a levitated nanomechanical oscillator

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Authors

MKMitsuyoshi KambaNHNaoki HaraKAK. Aikawa

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Overview

Demonstrated quantum squeezing of motion in a levitated nanoparticle, suggesting novel applications in quantum sensing.

Key Points

  • Quantum squeezing achieved for a levitated nanoparticle, reducing velocity variance by −4.9 decibels.
  • Free-expansion measurements confirmed significant narrowing of the velocity variance of the nanoparticle's motion.
  • Utilizing rapid oscillation frequency variations, the study reveals potential for nonclassical states in macroscopic systems.
  • Findings indicate that levitated nanoparticles could advance quantum sensing and deepen our understanding of quantum mechanics.

Cite This Study

Kamba et al. (2025) studied this question.

synapsesocial.com/papers/68d464ea31b076d99fa6412dhttps://doi.org/10.1126/science.ady4652
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