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Author Sanchis-Lozano, M.A.; Sarkisyan-Grinbaum, E.K.
Title Searching for new physics with three-particle correlations in pp collisions at the LHC Type Journal Article
Year 2018 Publication Physics Letters B Abbreviated Journal Phys. Lett. B
Volume 781 Issue Pages 505-509
Keywords pp interactions at LHC; Models beyond the Standard Model; Multiparticle azimuthal and rapidity correlations; Hidden Valley models; Correlated clusters
Abstract New phenomena involving pseudorapidity and azimuthal correlations among final-state particles in pp collisions at the LHC can hint at the existence of hidden sectors beyond the Standard Model. In this paper we rely on a correlated-cluster picture of multiparticle production, which was shown to account for the ridge effect, to assess the effect of a hidden sector on three-particle correlations concluding that there is a potential signature of new physics that can be directly tested by experiments using well-known techniques.
Address (down) [Sanchis-Lozano, Miguel-Angel] CERN, Dept Theoret Phys, CH-1211 Geneva 23, Switzerland, Email: Miguel.Angel.Sanchis@ific.uv.es;
Corporate Author Thesis
Publisher Elsevier Science Bv Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0370-2693 ISBN Medium
Area Expedition Conference
Notes WOS:000435653100065 Approved no
Is ISI yes International Collaboration yes
Call Number IFIC @ pastor @ Serial 3634
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Author Ruiz-Femenia, P.; Zahiri-Abyaneh, M.
Title On the minimality of the order p(6) chiral Lagrangian Type Journal Article
Year 2015 Publication Physics Letters B Abbreviated Journal Phys. Lett. B
Volume 751 Issue Pages 256-261
Keywords
Abstract A method to find relations between the operators in the mesonic Lagrangian of Chiral Perturbation Theory at order p(6) is presented. The procedure can be used to establish if the basis of operators in the Lagrangian is minimal. As an example, we apply the method to the two-flavor case in the absence of scalar and pseudo-scalar sources (s = p = 0), and conclude that the minimal Lagrangian contains 27 independent operators.
Address (down) [Ruiz-Femenia, Pedro] Tech Univ Munich, Dept Phys, D-85748 Garching, Germany, Email: pedro.ruiz-femenia@tum.de
Corporate Author Thesis
Publisher Elsevier Science Bv Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0370-2693 ISBN Medium
Area Expedition Conference
Notes WOS:000365384600041 Approved no
Is ISI yes International Collaboration yes
Call Number IFIC @ pastor @ Serial 2465
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Author Roy, S.; Morisi, S.; Singh, N.N.; Valle, J.W.F.
Title The Cabibbo angle as a universal seed for quark and lepton mixings Type Journal Article
Year 2015 Publication Physics Letters B Abbreviated Journal Phys. Lett. B
Volume 748 Issue Pages 1-4
Keywords PMNS matrix; CKM matrix; Cabibbo angle; Bi-Large mixing; Wolfenstein parameter; Neutrino mixing
Abstract A model-independent ansatz to describe lepton and quark mixing in a unified way is suggested based upon the Cabibbo angle. In our framework neutrinos mix in a “Bi-Large” fashion, while the charged leptons mix as the “down-type” quarks do. In addition to the standard Wolfenstein parameters (lambda, A) two other free parameters (psi, delta) are needed to specify the physical lepton mixing matrix. Through this simple assumption one makes specific predictions for the atmospheric angle as well as leptonic CP violation in good agreement with current observations.
Address (down) [Roy, S.] Gauhati Univ, Dept Phys, Gauhati 781014, Assam, India, Email: meetsubhankar@gmail.com;
Corporate Author Thesis
Publisher Elsevier Science Bv Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0370-2693 ISBN Medium
Area Expedition Conference
Notes WOS:000359146200001 Approved no
Is ISI yes International Collaboration yes
Call Number IFIC @ pastor @ Serial 2342
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Author Rojas, N.; Srivastava, R.; Valle, J.W.F.
Title Simplest scoto-seesaw mechanism Type Journal Article
Year 2019 Publication Physics Letters B Abbreviated Journal Phys. Lett. B
Volume 789 Issue Pages 132-136
Keywords
Abstract By combining the simplest (3,1) version of the seesaw mechanism containing a single heavy “right-handed” neutrino with the minimal scotogenic approach to dark matter, we propose a theory for neutrino oscillations. The “atmospheric” mass scale arises at tree level from the seesaw, while the “solar” oscillation scale emerges radiatively, through a loop involving the “dark sector” exchange. Such simple setup gives a clear interpretation of the neutrino oscillation lengths, has a viable WIMP dark matter candidate, and implies a lower bound on the neutrinoless double beta decay rate.
Address (down) [Rojas, Nicolas] Univ Tecn Federico Santa Maria, Dept Fis, Casilla 110-V,Avda Espana 1680, Valparaiso, Chile, Email: nicolas.rojasro@usm.cl;
Corporate Author Thesis
Publisher Elsevier Science Bv Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0370-2693 ISBN Medium
Area Expedition Conference
Notes WOS:000457165400017 Approved no
Is ISI yes International Collaboration yes
Call Number IFIC @ pastor @ Serial 3898
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Author Roca, L.; Liang, W.H.; Oset, E.
Title Inconsistency of the data on the K-1(1270) -> pi K-0*(1430) decay width Type Journal Article
Year 2022 Publication Physics Letters B Abbreviated Journal Phys. Lett. B
Volume 824 Issue Pages 136827 - 3pp
Keywords
Abstract We show, using the same Lagrangian for the K-1(1270) -> pi K-0*(1430) and K-0*(1430) -> K-1 (1270)pi decays, that the present PDG data on the partial decay width of K-1 (1270) -> pi K-0*(1430) implies a width for K-0*(1430) -> K-1 (1270)pi decay which is about one order of magnitude larger than the total K-0*(1430) width. A discussion on this inconsistency is done, stressing its relationship to the existence of two K-1(1270) states obtained with the chiral unitary theory, which are not considered in the experimental analyses of K pi pi data.
Address (down) [Roca, L.] Univ Murcia, Dept Fis, E-30071 Murcia, Spain, Email: luisroca@um.es;
Corporate Author Thesis
Publisher Elsevier Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0370-2693 ISBN Medium
Area Expedition Conference
Notes WOS:000734123200006 Approved no
Is ISI yes International Collaboration yes
Call Number IFIC @ pastor @ Serial 5061
Permanent link to this record