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<?xml version="1.0"?>
<api>
  <query>
    <search>
      <p ns="0" title="Atomic and Optical Physics" snippet="-what is the &lt;span class=&#039;searchmatch&#039;&gt;meaning&lt;/span&gt; of hbar in the commutation relation for x,p? (came out of talking about Q.H&#10;" size="6347" wordcount="1074" timestamp="2013-03-28T17:11:55Z" />
    </search>
  </query>
</api>