نتایج جستجو برای: hadron parity

تعداد نتایج: 42526  

2009
Sergei A. Voloshin

For a detailed review of this subject I refer to a recent paper [1]; in this talk I only very briefly comment on a few most important questions: (a) Very recent significant progress in viscous hydrodynamics calculations (b) Initial eccentricity/flow fluctuations, the effect of which has been clarified recently (c) Initial conditions, in particular the role of the gradients in the initial veloci...

2009
Giacomo CACCIAPAGLIA

In extra dimensional models, a Dark Matter candidate can be present thanks to a Kaluza-Klein parity which makes the lightest resonances stable. However, compactifications considered sofar need the symmetry to be imposed by hand on the model: here we propose the unique orbifold in 6 dimensions where such parity arises naturally as part of the unbroken 6D Lorentz invariance. As an example we intr...

2009
Marie-Hélène GENEST

We review the current strategies to search for generic SUSY models with R-parity conservation in the ATLAS and CMS detectors at the LHC. The discovery reach in early data will be presented for the different search channels based on missing transverse momentum from undetected neutralinos and multiple jets. We will also describe the search for models of gauge-mediated supersymmetry breaking for w...

2003
M. G. Ryskin

We present the general rules for double-Reggeon production of objects with different spins and parities. The existing experimental information on resonance production in these central exclusive diffractive processes is discussed. The absorptive corrections are calculated and found to depend strongly on the quantum numbers of the produced states. The central exclusive diffractive production of 0...

2008
B. Mellado A. Nyffeler C. Petridou D. P. Roy

We report on a plan to establish a “Dictionary of LHC Signatures”, an initiative that started at the WHEPPX workshop in January 2008. This study aims towards the strategy on distinguishing of 3 classes of dark matter motivated scenarios such as R-parity conserved supersymmetry, Little Higgs models with T-parity conservation and Universal Extra Dimensions with KK-parity for generic cases of thei...

2009
Yuan - Guo Xu Ru - Min Wang Ya - Dong Yang

With the first measurements of the branching ratios and the direct CP asymmetries of B s → K − K + , K − π + decays by the CDF collaboration, we constrain the relevant parameter space of the Minimal Supersymmetric Standard Model with R-parity violation. Using the constrained R-parity violating couplings, we further examine their possible effects in B s → K − * π + , K (*)− ρ + and K (*)± K (*)∓...

2000
H. Dreiner P. Richardson M. H. Seymour

We consider the resonant production of charged sleptons at the LHC via R-parity violation (6Rp ) followed by gauge decays to a charged lepton and a neutralino which then decays via 6Rp. This gives a signature of two like-sign charged leptons. In the simulation we include the full hadronisation via Monte Carlo programs. We find a background, after cuts, of 5.1± 2.5 events for an integrated lumin...

2014
Christopher Smith

Baryonic R-parity violation arises naturally once Minimal Flavor Violation (MFV) is imposed on the supersymmetric flavor sector at the low scale. At the same time, the yet unknown flavor dynamics behind MFV could take place at a very high scale. In this paper, we analyze the renormalization group (RG) evolution of this scenario. We find that low-scale MFV is systematically reinforced through th...

2009
Ya-Dong Yang

With the first measurements of the branching ratios and the direct CP asymmetries of Bs → K−K+, K−π+ decays by the CDF collaboration, we constrain the relevant parameter space of the Minimal Supersymmetric Standard Model with R-parity violation. Using the constrained R-parity violating couplings, we further examine their possible effects in Bs → K−∗π+, K(∗)−ρ+ and K(∗)±K(∗)∓ decays. We find tha...

Journal: :Physical review 2021

Inspired by the recent experimental results which show deviations from standard model predictions of $b\ensuremath{\rightarrow}s{\ensuremath{\ell}}^{+}{\ensuremath{\ell}}^{\ensuremath{-}}$ transitions, we study $R$-parity violating minimal supersymmetric extended inverse seesaw mechanism. The trilinear terms, together with chiral mixing sneutrinos, induce loop contributions to anomaly. We param...

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