Frank N. von Hippel and Masafumi Takubo, "Banning Plutonium Separation," Report of the International Panel on Fissile Material, July 2022

Global Fissile Material Report 2022. Fifty Years of the Nuclear Non-Proliferation Treaty: Nuclear Weapons, Fissile Materials, and Nuclear Energy. A report of the International Panel on Fissile Material, July 2022.

Response to RFI Regarding Planning for Establishment of a Program to Support the Availability of HALEU for Civilian Domestic Research, Development, Demonstration, and Commercial Use (86 Fed. Reg. 71055 (Dec. 14, 2021)), URENCO USA, 14 February 2022

Frank von Hippel and Edwin Lyman, "No Need for DOE's Costly 'Versatile Test Reactor'," Nuclear Intelligence Weekly, Vol. 14, No. 6, February 7, 2020

Martin Forwood, Gordon MacKerron and William Walker, "Endless Trouble: Britain's Thermal Oxide Reprocessing Plant (THORP)," Report of the International Panel on Fissile Material, December 2019

Michael Schoeppner, Remote detection of undeclared reprocessing, Report of the International Panel on Fissile Material, October 2018

The Secretary of the Navy and the Deputy Administrator for Naval Reactors, NNSA, Letter to Rep. Thornberry in response to Section 3115 of Public Law 115-91, the National Defense Authorization Act for Fiscal Year 2018, 24 July 2018

Frank von Hippel, "Declaring more U.S. weapon-grade uranium excess could delay by two decades the need to build a new national enrichment plant," 4 April 2018

The Secretary of Energy and the Secretary of the Navy, Letter to Sen. Fisher Pursuant to Section 3118 of the National Defense Authorization Act for Fiscal Year 2016, 25 March 2018

The Secretary of Energy and the Secretary of the Navy, Letter to Rep. Rogers Pursuant to Section 3118 of the National Defense Authorization Act for Fiscal Year 2016, 25 March 2018