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By tracking the tiny displacements of a nanoparticle trapped in an optical tweezer, scientists are able to detect the faintest of acoustic waves.
Infrared spectroscopy can detect trace gases and potentially provide an alternative carbon dating technique.
Coupling a silicon nitride membrane resonator with a gas of ultracold atoms offers a novel approach to controlling mechanical systems at the quantum level.
New beam splitter techniques extend the world of precision experiments with matter waves.