<br><br><div class="gmail_quote">On Tue, Feb 9, 2010 at 2:39 PM, Brad Sawatzky <<a href="mailto:brads@jlab.org">brads@jlab.org</a>> wrote:<br><blockquote class="gmail_quote">
Hi Dave,<br>
<br>
The pumping chamber still isn't filled with Rubidium and Potasium. That<br>
material is present only in trace amounts and acts like a spin-exchange<br>
'catalyst'.<br></blockquote><div><br>Thanks -- so, the pumping chamber -- does it then have 3He + small amounts of Rb, K? In the poster I noted the double spin exchange, but I just want to make sure I understand<br>
<br></div><blockquote class="gmail_quote">
I attached a few photos and figures of the BB Electron Stack that you<br>
may use if you like.<br></blockquote></div><br>Thanks! I think this will look nicer than the CAD drawing...<br><br clear="all"><br>-- <br>-----------------------------------------------------------<br>David Flay<br>Physics Department<br>
Temple University<br>Philadelphia, PA 19122 <br><br>office: Barton Hall, BA319<br>phone: (215) 204-1331<br><br>e-mail: <a href="mailto:flay@jlab.org">flay@jlab.org</a> <br> <a href="mailto:flay@temple.edu">flay@temple.edu</a><br>
<br>website: <a href="http://www.jlab.org/~flay">http://www.jlab.org/~flay</a><br> <a href="http://quarks.temple.edu">http://quarks.temple.edu</a><br>-----------------------------------------------------------<br>
<br><br>