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Re: canadian research reactors



I give it a Yay (Yea?)

On Fri, 28 Apr 1995, Lamothe, Emelie wrote:

> 
> I have no idea if this is getting through. 5 previous attempts produced "not 
> delivered and mail error" messages. Can someone please tell me yay or nay?
> 
> So here it goes, again.
> 
> I am aware of at least 8 research reactors in Canada.  Of these, 7 are
> small research reactors (Slowpoke) located at different university campuses: 
>  University of Toronto (Toronto, Ontario), Dept. of National Defence (Royal 
> Military College, Kingston, Ontario), Saskatchewan Research Council 
> (Saskatoon, Saskatchewan), University of Alberta (Edmonton(?), Alberta), 
> McMaster University (Hamilton, Ontario), Dalhousie University (Nova Scotia), 
> University of Montreal (Montreal, Quebec).
> 
> The 8th Canadian research reactor is deemed the most powerfull research
> reactor in the world (PR-type talk).  This is the National Research
> Universal (NRU) reactor located at  AECL's Chalk River Laboratories (Chalk
> River, Ontario, Canada).
> 
> NRU has a average neutron flux of  about  3.5 E14 neutron per cm2 per s.
>  With its many neutron beam ports and reactor loops, it can accommodate an
> almost endless variety of experiments - from solid-state studies, seals,
> material sciences, neutron activation and spectroscopy, fuel cycles, reactor 
> 
> chemistry, to radioisotope production (we produce about 100 % of the
> world market of Tc-99 (mainly for medical purposes) and up-to 80% of
> the world market for various other radioisotopes).  You name it, we probably 
> 
> can do it or have already done so in the past.
> 
> NRU is also designed to do controlled studies of loss of coolant accidents 
> and various fuel-destruction-type studies ( we have done these in the past 
> and are scheduled for more) while on-line ie. while the reactor is 
> operating, irradiate
> gemstones (eg. the blue topaz), and silicon (for the chip-industry), etc.
> 
> While on tour, you can stand on top of the operating reactor and look down 
> into the water shielding.  Really neat! --  Cerenkov at its best!
> 
> Emelie Lamothe
> Radiation Biology and Health Physics Branch
> Chalk River Laboratories
> 
> I suppose that I should use the usual disclaimer.
> 
>