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September issue: The hype, peril, and promise of AI

plutonium separation

Some fuels never learn. US Energy Department returns to costly and risky plutonium separation technologies

By Jungmin Kang, Masafumi Takubo, Frank von Hippel | Nuclear Energy, Nuclear Weapons

An after-picture of the Urakami Tenshudo (Catholic Church) in Nagasaki, which was destroyed in 1945 by the fission of about one kilogram of plutonium. Credit: Public domain image accessed via Wikimedia Commons.

Plutonium programs in East Asia and Idaho will challenge the Biden administration

By Frank N. von Hippel | Nuclear Energy, Nuclear Weapons

Robert Alvarez with Li Gun in North Korea.

2003: North Korea: No bygones at Yongbyon

By Robert Alvarez | Nuclear Weapons

A satellite image of China's demonstration plutonium reprocessing plant.

Pinpointing China’s new plutonium reprocessing plant

By Hui Zhang | Analysis, Nuclear Energy, Nuclear Waste

Plutonium storage at the Sellafield nuclear site.

Britain has 139 tons of plutonium. That’s a real problem.

By Christopher Fichtlscherer, Friederike Frieß, Moritz Kütt | Nuclear Risk, Opinion

Forty years of impasse: The United States, Japan, and the plutonium problem

By Masafumi Takubo, Frank N. von Hippel | Uncategorized

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