scholarly journals Exact conservation of quantum numbers in the statistical description of high energy particle reactions

Author(s):  
Esko Suhonen ◽  
Antti Keränen ◽  
Jean Cleymans

2005 ◽  
Vol 20 (20n21) ◽  
pp. 5037-5058 ◽  
Author(s):  
P. GUPTAROY ◽  
GOURI SANYAL ◽  
BHASKAR DE ◽  
S. BHATTACHARYYA

The oncoming recent data on production of J/Ψ mesons in some high energy particle and nuclear collisions are of special importance in view of the controversies centering around the so-called suppression or enhancement mechanisms for this particle-species. We will try to explain here the features of some of the basic observables on J/Ψ production with the help of an approach which has no direct links with quark–gluon plasma (QGP) considerations, but can interpret a large amount of data related to the proposed physical signatures of QGP. The final outcome, based on the present study, amounts to stating the fact that the J/Ψ production is neither suppressed nor enhanced; rather it exhibits both in our theoretical approach and also in the experimental measurements a behavior which is just as normal as many other secondaries, with only specificities of its own intrinsic quantum numbers and the very massive nature.



Author(s):  
Vincenzo Barone ◽  
Enrico Predazzi


1969 ◽  
Vol 99 (9) ◽  
pp. 149-151
Author(s):  
V.A. Akulichev ◽  
L.R. Gavrilov ◽  
V.G. Grebinnik ◽  
V.A. Zhukov ◽  
G. Libman ◽  
...  




1993 ◽  
Author(s):  
Kent G. McCammon ◽  
Mark E. Lowry ◽  
Yuan-Hann Chang ◽  
Paul J. Parker ◽  
Bolek Wyslouch ◽  
...  




Atomic Energy ◽  
1956 ◽  
Vol 1 (4) ◽  
pp. 621-632
Author(s):  
V. A. Biryukov ◽  
B. M. Golovin ◽  
L. I. Lapidus


2021 ◽  
Author(s):  
Wojtek Hajdas ◽  
Radoslaw Marcinkowski ◽  
Hualin Xiao ◽  
Ronny Kramert

<p>The LGR High Energy Particle Spectrometer HEPS for the ESA Lagrange mission belongs to the satellite in-situ instrument suite. The satellite will be placed at the Lagrange point L5 for space weather measurements and real-time observations and alerts. The HEPS instrument with its six detector subsystems will enable the detecting of electrons, protons, and heavy ions at high flux conditions during Solar Energetic Particle Events. The electron and proton detection systems rely on standard telescope techniques covering energy ranges from 100 keV to 15 MeV and 3 MeV to 1 GeV respectively. Two sets of telescopes will be installed facing opposite directions along the Parker spiral. Additional detector with a wide angular range will enable measurements of angular distributions of particles traveling towards the satellite from the Sun. The HEPS heavy-ion telescope HIT represents a new design utilizing a set of scintillators and SiPM light converters. HIT electronics is equipped with a dedicated radiation-tolerant ASIC optimized for low power use and fast signal detections. The first model of HIT was developed and verified for spectroscopic measurements and ion identification. We report on test measurements as well as Monte Carlo simulations of the whole instrument. Results will be discussed and implications on the final design of the instrument provided.</p>



1964 ◽  
Vol 7 (2) ◽  
pp. 305-329 ◽  
Author(s):  
V A Vagin ◽  
V I Kotov ◽  
I N Semenyushkin


1977 ◽  
Vol 140 (3) ◽  
pp. 549-552 ◽  
Author(s):  
E.D. Platner ◽  
A. Etkin ◽  
K.J. Foley ◽  
J.H. Goldman ◽  
W.A. Love ◽  
...  


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