bsp; </code><strong> ExtraDimensionsUnpart:ffbar2gammagamma &nbsp;</strong> 
 (<code>default = <strong>off</strong></code>)<br/>
Scatterings <i>f fbar -> (U*) -> gamma gamma</i>. If the unparticle  
contribution is zero in the spin-2 case, the results corresponds to 
the SM contribution, i.e. equivalent to 
<code>PromptPhoton:ffbar2gammagamma</code>.
Code 5043.
  

<p/><code>flag&nbsp; </code><strong> ExtraDimensionsUnpart:gg2gammagamma &nbsp;</strong> 
 (<code>default = <strong>off</strong></code>)<br/>
Sc