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Re: U235m

Curt and other Radsafers



I also assume that it is U-235, not U-235m, unless the uranium has been

recycled. U-235m is the first progeny of Pu-239.



_______________________

John R Johnson, PhD

idias@interchange.ubc.ca



----- Original Message -----

From: "Cannon, Curt" <Curt.Cannon@atgcusa.com>

To: <radsafe@list.vanderbilt.edu>

Sent: Tuesday, August 27, 2002 12:41 PM

Subject: U235m





> If a manifest listed U235m on it. Would one have to assume it is U235

since

> it only has a 26 minute half life?

>

> I realize it doesn't make allot of sense to list it but since I haven't

> dealt that much with metastables I am at a loss as to what to call it.

>

> Thanks for your help in advance

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