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Particles and interactions

Particles and interactions

Cosmic-ray muons used to create cryptography system

16 Jan 2023
Simulation of a cosmic muon shower
Cosmic rain: Simulation of a particle shower created by a 1 TeV proton hitting the atmosphere 20 km above the Earth. (Courtesy: Dinoj/CC BY 2.5)
The random arrival times of cosmic-ray muons at the Earth’s surface can be used to encode and

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Edwin Cartlidge is a science writer based in Rome
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