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Detectors and sensors

Detectors and sensors

How to weigh tiny objects using sound

11 Apr 2017
Photograph of the glass tube and piezoelectric speaker used to create the mass sensor
U-tube: the glass tube and piezoelectric speaker that were used to create the new mass sensor. (Courtesy: William Grover)
A $12 device that can measure the mass of microgram-sized objects in fluid has been developed by res

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Michael Allen is a science writer based in Bristol, UK
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