plutonium-239

(redirected from Pu 239)

plutonium-239

[plü′tō·nē·əm ¦tü‚thər·dē′nīn]
(nuclear physics)
A synthetic isotope chemically similar to uranium and neptunium; atomic number 94; made by bombardment of uranium-238 with slow neutrons in a nuclear reactor; used as nuclear reactor fuel and an ingredient for nuclear weapons.
References in periodicals archive ?
Tenders are invited for Supply, Installation, Commissioning, Training And Warranty Of Portable Continuous Alpha Monitor For Monitoring Pu 239 Content In Air Along With Data Logging And Acquisition System Common For The Monitors And Necessary Spares As Per Purchasers Tender Specification Required At Stores Unit, Mumbai-400085