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North Korea claims hydrogen bomb success, experts skeptical

JAN 06, 2016
Physics Today

Guardian : Earlier today researchers around the world detected a magnitude 5.1 artificial earthquake originating in North Korea. Afterward, the country’s state media announced that North Korea had successfully detonated a hydrogen thermonuclear bomb. However, judging by the strength of the seismic activity that was detected, international experts say the test more likely involved a traditional plutonium or uranium nuclear device. To determine exactly what type of detonation occurred, the Comprehensive Nuclear-Test-Ban Treaty Organization will use its monitoring network to look for radionuclide indicators in the atmosphere.

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