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Infrared Background Radiation Found Higher than Expected

FEB 01, 1969

DOI: 10.1063/1.3035409

Physics Today

Rocket‐flight measurements of the far‐infrared night‐sky background radiation have yielded results 30 times higher than predictions based on the 3‐K cosmic background radiation found at microwave frequencies. The observed flux corresponds to a blackbody temperature of 8.3 K.

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Volume 22, Number 2

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