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Instrumentation and measurement

Instrumentation and measurement

Where the energy goes

06 Aug 2018
This article first appeared in the 2018 Physics World Focus on Instruments and Vacuum

Measuring the energies of high-energy elementary particles offers a gateway to new discoveries in particle physics. Sehwook Lee, John Hauptman and Richard Wigmans describe how recent developments in calorimeters are helping to advance the field

A shower initiated by a high-energy electron
Cascade: A shower initiated by a high-energy electron. (Courtesy: C Y Chao, courtesy American Association for the Advancement of Science)
Particle physicists have been using calorimeters of one type or another for around 70 years. The bas

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Sehwook Lee is at Kyungpook National University, South Korea, John Hauptman is at Iowa State University, US, e-mail hauptman@fnal.gov and Richard Wigmans is at Texas Tech University, US
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