PHQMD—A Microscopic Transport Approach for Heavy-Ion Collisions and Cluster Formation

Author(s):  
Jörg Aichelin ◽  
M. Winn ◽  
E. L. Bratkovskaya ◽  
Arnaud Le Fèvre ◽  
Yvonne Leifels ◽  
...  
Proceedings ◽  
2019 ◽  
Vol 10 (1) ◽  
pp. 2
Author(s):  
Justin Mohs ◽  
Sangwook Ryu ◽  
Hannah Elfner

The changing shape of the rapidity spectrum of net protons over the SPS energy range is still lacking theoretical understanding. In this work, a model for string excitation and string fragmentation is implemented for the description of high energy collisions within a hadronic transport approach. The free parameters of the string model are tuned to reproduce the experimentally measured particle production in proton-proton collisions. With the fixed parameters we advance to calculations for heavy ion collisions, where the shape of the proton rapidity spectrum changes from a single peak to a double peak structure with increasing beam energy in the experiment. We present calculations of proton rapidity spectra at different SPS energies in heavy ion collisions. Qualitatively, a good agreement with the experimental findings is obtained. In a future work, the formation process of string fragments will be studied in detail aiming to quantitatively reproduce the measurement.


2016 ◽  
Vol 94 (5) ◽  
Author(s):  
J. Weil ◽  
V. Steinberg ◽  
J. Staudenmaier ◽  
L. G. Pang ◽  
D. Oliinychenko ◽  
...  

1993 ◽  
Author(s):  
A. J. Baltz ◽  
C. B. Dover ◽  
S. H. Kahana ◽  
Y. Pang ◽  
T. J. Schlagel ◽  
...  

Author(s):  
Marlene Nahrgang ◽  
Tim Schuster ◽  
Michael Mitrovski ◽  
Reinhard Stock ◽  
Marcus Bleicher

2018 ◽  
Vol 98 (2) ◽  
Author(s):  
Yukinao Akamatsu ◽  
Masayuki Asakawa ◽  
Tetsufumi Hirano ◽  
Masakiyo Kitazawa ◽  
Kenji Morita ◽  
...  

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