Results 51 to 60 of about 813,227 (341)

Direct CP Violation in K→μ^{+}μ^{-}. [PDF]

open access: yesPhysical Review Letters, 2017
A rare decay K_{L}→μ^{+}μ^{-} has been measured precisely, while a rare decay K_{S}→μ^{+}μ^{-} will be observed by an upgrade of the LHCb experiment. Although both processes are almost CP-conserving decays, we point out that an interference contribution ...
G. D’Ambrosio, T. Kitahara
semanticscholar   +1 more source

CPT and CP, an entangled couple

open access: yesJournal of High Energy Physics, 2020
Even though it is undoubtedly very appealing to interpret the latest T2K results as evidence of CP violation, this claim assumes CPT conservation in the neutrino sector to an extent that has not been tested yet.
Gabriela Barenboim   +2 more
doaj   +1 more source

CP Violation with Heavy Hadrons [PDF]

open access: yes, 1996
I review several topics involving CP violation with heavy hadrons. In particular, I discuss (i) Hyperons: CP violation in the decay $\Lambda^0 \to p \pi^-$, (ii) Charm: indirect CP violation in the D^0 system, both within and beyond the SM, and (iii ...
Abbott   +43 more
core   +2 more sources

CP violation in leptonic rare $$B^0_s$$Bs0 decays as a probe of new physics [PDF]

open access: yes, 2017
The decay $$B^0_s\rightarrow \mu ^+\mu ^-$$Bs0→μ+μ- is a key probe for the search of physics beyond the Standard Model. While the current measurements of the corresponding branching ratio agree with the Standard Model within the uncertainties ...
R. Fleischer   +3 more
semanticscholar   +1 more source

CP violation [PDF]

open access: yes, 2008
28 pages, Lectures given at the 37th Winter School on Particle Physics, Schladming, Austria ...
openaire   +2 more sources

Leptogenesis and Low energy CP violation, a link [PDF]

open access: yes, 2002
How is CP violation of low energy related to CP violation required from baryon number asymmetry ? We give an example which shows a direct link between CP violation of neutrino oscillation and baryogenesis through leptogenesis.Comment: 3 pages and 2 ...
Branco G   +7 more
core   +2 more sources

Theory of CP violation [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 1998
13 pages, To appear in Proceedings of the Fifth Topical Seminar on The Irresistible Rise of the Standard Model, San Miniato al Todesco, Italy, April 21-25 ...
openaire   +4 more sources

Pseudo-Goldstone dark matter model with CP violation

open access: yesJournal of High Energy Physics, 2022
We consider an explicitly CP-violating model with two Higgs doublets and one complex singlet scalar. The singlet S is charged under a global U(1) symmetry which is softly broken by a mass term μ 2 S 2 + H.c..
Neda Darvishi, Bohdan Grzadkowski
doaj   +1 more source

Testing the presence of CP violation in the 2HDM [PDF]

open access: yes, 2015
We review CP properties of the Two-Higgs-Doublet model. In particular, we show that spontaneous CP violation occurs in the parameter space on the border between regions allowing explicit CP violation and those where there is another minimum, deeper than ...
Grzadkowski, B.   +2 more
core   +2 more sources

Direct CP Violation in Charmless Three-body Decays of $B$ Mesons [PDF]

open access: yes, 2016
Direct CP violation in charmless three-body hadronic decays of $B$ mesons is studied within the framework of a simple model based on the factorization approach.
Hai-Yang Cheng   +2 more
semanticscholar   +1 more source

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