[PDF] Top 20 Spectator Model in D Meson Decays
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Spectator Model in D Meson Decays
... tentative spectator model is consid- ered based upon the idea of duality between quark and hadron physics at the high energies of c quark and D meson ...The decays at the quark level, ... See full document
9
Recent Results on Meson Decays from A2
... p0 and p1 denotes the normalization and slope parameter Λ −2 , respectively. Earlier experimental results are Lepton-G [69] (open red squares in (b)); NA60 in peripheral In–In data [25] (open green circles in (a) and ... See full document
14
Measurement of the neutral D meson mixing parameters in D0 > KSπ+π− decays
... decay model to generate kinematics, including angular correla- tions, mixing, CP violation and any associated ...For decays of the tau lepton, the external TAUOLA [9] generator is ...no decays ... See full document
196
The Effect of Vector Meson Decays on Dihadron Fragmentation Functions
... NJL-jet model and PYTHIA ...strong decays of the primary produced resonances (vector mesons in this ...the D π u + π − for FFS strongly resembles the vector meson spectrum relevant ... See full document
8
Search for flavor changing neutral current D meson decays
... to model both c c and b b production and ...prompt D mesons and secondary D mesons from B meson decay into the and intermediate and final ...the D meson mass of 1:4 < m < ... See full document
7
Final State Interaction Effects in B+→J/ψ π+ Decay
... B meson non-leptonic decays are significant for testing theoretical frameworks and searching new physics beyond the standard ...in D and B decays have attracted extensive interests and ... See full document
6
CP violation in D-meson decays - Plenary talk at the 1st International Conference on New Frontiers in Physics
... As it was stated in paper [10] the introduction of the fourth quark-lepton generation may easily remove Standard Model upper bound (31) matching the experimental results [2, 3]. In the case of the fourth ... See full document
9
Search for rare or forbidden decays of the $D^{0}$ meson
... the model parametrizations used in the fits to the signal modes and backgrounds, the fit biases, and the limited MC and data sample sizes available for the optimization of the Fisher ...the model ... See full document
8
Studies of excited D mesons in B meson decays
... amplitude model developed, which is only an ...of D ∗∗ states – the Dalitz plot corresponding to the decay of a pseudoscalar to three pseudoscalars can have contributions from only natural spin parity ... See full document
187
CP violation in D meson decays at Belle
... Flavour changing neutral currents (FCNC) in the Standard Model are forbidden at the tree level of an interaction, while it can happen through higher orders. There are many new physics models that allow FCNC even ... See full document
9
An exploratory lattice study of spectator effects in inclusive decays of the Λb baryon
... Having established that spectator effects are significant, it is now necessary to improve the precision, both statistical and systematic. This requires a high- statistics simulation at a smaller value of the lattice ... See full document
12
Light meson decays from photon-induced reactions with CLAS
... the meson. The Light Meson Decay (LMD) group, established at the Thomas Jefferson National Facility with worldwide collaboration, investigates physics pertaining to, but not limited to, transition form ... See full document
7
Universal couplings in two body strong and electromagnetic meson decays
... Following the derivation of numerous interaction and decay rate formulae, the coupling constants for OZI allowed two-body strong decays of L =1 to L = 3 parent meson to ground state meso[r] ... See full document
185
Meson production in e+e- annihilation and tau lepton decays within extended NJL model
... Nambu–Jona-Lasinio model is applied to describe processes of electron-positron annihilation into mesons at center-of-mass energies below 2 GeV and hadronic decays of tau ... See full document
6
B meson decays in leptons: powerful probes of new physics
... penguin and W-box diagrams. The amplitude for this decays is expressed in terms of perturbatively calculable effective Wilson coefficients. The non-SM contributions can modify the Wilson coefficients from the SM ... See full document
5
The HERA Proton
... Charm measurements from H1 and ZEUS using di ff erent measurement techniques — D meson production, semi-leptonic decays and inclusive track measurements — are combined to give the F c c ¯[r] ... See full document
6
Rapidity resummation for B-meson wave functions
... constructing the evolution equation from varying the gauge vector n , because the collinear divergence arises from the region with a loop momentum collimated to the pion momentum and varying the vector n does not result ... See full document
6
Measurement of the Bc +meson lifetime using Bc +→J/ψμ+νμX decays
... Lopez-March 38 , P. Lowdon 39 , H. Lu 3 , D. Lucchesi 21,r , J. Luisier 38 , H. Luo 49 , E. Luppi 16,f , O. Lupton 54 , F. Machefert 7 , I.V. Machikhiliyan 30 , F. Maciuc 28 , O. Maev 29,37 , S. Malde 54 , G. ... See full document
16
Hadronic decays
... In quenched QCD, as the static quark and antiquark sources are pulled apart the potential energy rises as σ R, where σ is the string tension. In full QCD, a sea quark-antiquark can be created from the vacuum and it ... See full document
14
Rates, polarizations, and asymmetries in charmless vector-vector B meson decays
... vector-particle decays, leaving a PDF that depends only on the two helicity angles and the unknown longitudinal polarization fraction f L L ...[3] d 2 =d ... See full document
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