scholarly journals Lepton mass effects in semileptonic B(c,s) meson decays using the WSB, ISGW, ISGW2, HEAVY QUARKS and LCSR models

2015 ◽  
Vol 267-269 ◽  
pp. 236-238
Author(s):  
C.E. Vera ◽  
H. Triviño ◽  
J.H. Muñoz
1989 ◽  
Vol 231 (3) ◽  
pp. 306-311 ◽  
Author(s):  
Jürgen G. Körner ◽  
Gerhard A. Schuler

2019 ◽  
Vol 212 ◽  
pp. 02006
Author(s):  
Jens Sören Lange

Recent results of exotic states with heavy quarks, denoted as XYZ states, are presented. The results include searches for the Y(4260) in B meson decays, a spin partner of Y(4630), and the strange Pentaquark $ P_s^ + $. An addition, the measurements of the absolute branching fraction of X(3872) and search for double Zc production is dicussed.


2021 ◽  
Vol 104 (3) ◽  
Author(s):  
Lopamudra Nayak ◽  
Sonali Patnaik ◽  
P. C. Dash ◽  
Susmita Kar ◽  
N. Barik
Keyword(s):  

1982 ◽  
Vol 60 (8) ◽  
pp. 1163-1167
Author(s):  
Gerry McKeon

Recently Altarelli, Curci, Martinelli, and Petrarca have calculated the second order corrections induced by quantum chromodynamics to the effective weak Hamiltonian in Δc = 1 processes. We extend their analysis by including the effects of the heavy t and b quarks. The technique used is that first introduced by Witten to study the effects of heavy quarks in deep inelastic scattering and used by Gilman and Wise and Guberina and Peccei to discuss how quark masses alter the effective weak Hamiltonian to leading order in [Formula: see text] processes.


1968 ◽  
Vol 95 (7) ◽  
pp. 416-428
Author(s):  
C. Rubbia
Keyword(s):  

1968 ◽  
Vol 95 (8) ◽  
pp. 669-687
Author(s):  
C. Baglin
Keyword(s):  

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