nuclear emulsion

American

[noo-klee-er i-muhl-shuhn, nyoo-] / ˈnu kli ər ɪˈmʌl ʃən, ˈnju- /

noun

Physics.

a photographic emulsion in the form of a thick block, used to record the tracks of elementary particles.

Pronunciation

See nuclear ( def. ).

Etymology

Origin of nuclear emulsion

First recorded in 1945–50

Example Sentences

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See Examples For:

nuclear emulsion

The research team managed to snag a set of muon detectors—called nuclear emulsion films—from their Japanese partners to observe muons bouncing around what they realized was a 100-foot-long cavity in the middle of the pyramid.

From Slate ● Nov. 3, 2017

Its telltale track through a sandwich of three dozen sheets of plastic, nuclear emulsion and photographic film looked unfamiliar to cosmic-ray researchers.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023