[Brahms-l] Fw: STAR paper on charged particle distributions and nuclear modification at high rapidities

From: Flemming Videbaek <videbaek_at_bnl.gov>
Date: Thu, 1 Mar 2007 14:23:35 -0500
FYI


--------------------------------------------
Flemming Videbaek
Physics Department
Bldg 510-D
Brookhaven National Laboratory
Upton, NY11973

phone: 631-344-4106
cell:       631-681-1596
fax:        631-344-1334
e-mail: videbaek @ bnl gov
----- Original Message ----- 
From: "Tim Hallman" <hallman_at_bnl.gov>
To: "'Bond, Peter D'" <bond_at_bnl.gov>; "jacak, barbara" <jacak_at_skipper.physics.sunysb.edu>; "Busza, Wit" <busza_at_mit.edu>; "Videbaek, 
Flemming" <videbaek_at_bnl.gov>
Cc: "Hallman" <hallman_at_bnl.gov>
Sent: Thursday, March 01, 2007 1:08 PM
Subject: STAR paper on charged particle distributions and nuclear modification at high rapidities


> Dear Peter, Barbara, Flemming, and Wit:
>
> It is my pleasure to announce STAR's intention to submit the
> following paper to Physics Letters B in one week's time:
>
> "Charged particle distributions and nuclear modification at high
> rapidities in d+Au collisions at sqrt s_NN = 200 GeV"
>
> The abstract is enclosed.
>
>                        Sincerely,
>
>                        Tim Hallman
>
> Abstract:
>
> The measurements of the centrality dependence of dN/d eta and
> transverse momentum spectra from mid- to forward rapidity in
> d+Au collisions at 200 GeV are reported.  They provide a
> sensitive tool for understanding the dynamics of multi-particle
> production in the high parton density regime.  In particular, we
> observe strong suppression of the nuclear modification factor
> (R_CP and R_dAu) at forward rapidities (d-side, eta = 3.1) and
> enhancement at backward rapidity (eta = -3.1).  An empirical
> scaling is obtained for multiplicity, R_CP and R_dAu when a
> shift of the center-of-mass in the asymmetric d+Au collisions with
> respect to that of nucleon-nucleon system is applied.
> 

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Received on Thu Mar 01 2007 - 14:24:49 EST

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