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Instrumentation and measurement

Instrumentation and measurement

On the hunt for helium

01 Aug 2017
This article first appeared in the 2017 Physics World Focus on Vacuum and Instruments

Helium is an incredibly useful substance, but so far most sources have been discovered by accident. Diveena Danabalan describes how she and her colleagues are working to change that

Promising results: The author collects gas samples during fieldwork in the US. (Courtesy: Chris Ballentine)
Helium is the second-most common element in the universe, but here on Earth it is classified as a sc

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Diveena Danabalan recently completed a PhD in earth sciences at Durham University, UK, and plans to continue her research as a postdoctoral fellow, e-mail diveena.danabalan@gmail.com
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