[Brahms-l] abstract for dnp04

From: Kris Hagel <hagel@comp.tamu.edu>
Date: Wed Jun 30 2004 - 18:40:23 EDT
Hello,
Following is an abstract for the p+p ratios for the DNP04 meeting.  
Comments are welcome.

Kris

\author{K. Hagel\\for the BRAHMS collaboration}
\title{Charged Hadron Ratios in p + p collisions at $\sqrt{s}=200GeV$}

Particle production from elementary $p+p$ collisions is currently poorly 
known,  especially at forward rapidities.  The understanding of these 
elementary nucleon-nucleon collisions at the same center of mass energy 
as Heavy Ion collisions ($Au+Au$) at RHIC forms an important baseline 
reference for those Heavy Ion collisions.  BRAHMS has the unique ability 
to measure identified hadrons over a wide range of rapidity and 
transverse momentum.

Charged hadron ratios from $p+p$ collisions at $\sqrt{s}=200$ GeV will 
be presented for the rapidity range $0 < y < 3$ for data that were taken 
with the BRAHMS spectrometers.  Energy systematics as well as 
comparisons to results from $Au+Au$ collisions at the same energy are 
discussed.  The comparison to theoretical models shows that additional 
mechanisms to the quark-diquark breaking mechanisms is needed to 
transport baryons away from the beam rapidity and reproduce the data.
\end{document}


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Received on Wed Jun 30 18:40:41 2004

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