scholarly journals Puzzles in hadronic transitions of heavy quarkonium with two pion emission

2015 ◽  
Vol 91 (1) ◽  
Author(s):  
Jorge Segovia ◽  
D. R. Entem ◽  
F. Fernández
2018 ◽  
Vol 46 ◽  
pp. 1860035
Author(s):  
Muhammad Naeem Anwar ◽  
Bing-Song Zou

Hadronic transitions are important decay modes of heavy quarkonia and serve as an elegant probe for the internal structure. Several remarkable discoveries have been made to identify the conventional heavy quarkonia and to extract useful information about the so called “XYZ” exotic states. We studied the hadronic transitions of higher charmonia in the framework of our recently proposed effective model to create light meson(s) in heavy quarkonium transitions. In this contribution, we discuss our results for the charmonium-[Formula: see text] decays of higher [Formula: see text] and [Formula: see text] wave vector charmonia. We also discuss quantum number [Formula: see text] assignments for few experimentally observed charmoniumlike states.


2004 ◽  
Vol 19 (07) ◽  
pp. 1030-1045 ◽  
Author(s):  
T. SKWARNICKI

I review heavy quarkonium physics in view of recent experimental results. In particular, I discuss new results on spin singlet states, photon and hadronic transitions, D–states and discovery of the yet unexplained narrow X(3872) state.


2016 ◽  
Author(s):  
F. Fernández ◽  
J. Segovia ◽  
P. G. Ortega ◽  
D. R. Entem

1996 ◽  
Vol 368 (1-2) ◽  
pp. 148-152
Author(s):  
Harry J. Lipkin ◽  
S.F. Tuan

2020 ◽  
Vol 102 (8) ◽  
Author(s):  
Jing Zhou ◽  
Xun Chen ◽  
Yan-Qing Zhao ◽  
Jialun Ping

2001 ◽  
Vol 64 (11) ◽  
Author(s):  
M. Di Pierro ◽  
E. Eichten
Keyword(s):  

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