Conformal Neutrinos: an Alternative to the See-saw Mechanism

Article, Preprint English OPEN
von Gersdorff, Gero ; Quiros, Mariano (2008)
  • Publisher: Phys. Lett. B
  • Journal: volume 678, issue 3, pages 317-321 (issn: 0370-2693)
  • Related identifiers: doi: 10.1016/j.physletb.2009.06.040
  • Subject: High Energy Physics - Phenomenology | Particle Physics - Phenomenology | Nuclear and High Energy Physics
    arxiv: High Energy Physics::Phenomenology | High Energy Physics::Experiment

We analyze a scenario where the right-handed neutrinos make part of a strongly coupled conformal field theory and acquire an anomalous dimension 1/2<\gamma<1 at a large scale \Lambda. Their Yukawa couplings to the Higgs become irrelevant at the fixed point and are suppr... View more
  • References (23)
    23 references, page 1 of 3

    [1] P. Minkowski, Phys. Lett. B 67 (1977) 421; M. Gell-Mann, P. Ramond and R. Slansky, in Supergravity, Ed. P. van Nieuwenhuizen and O. Freedman (North-Holland, Amsterdam, 1977); T. Yanagida, in Proceedings of the Workshop on Unified Theories and Baryon Number in the Universe, Ed. A. Sawada and A. Sugamoto (KEK, Tsukoba, 1979); R. N. Mohapatra and G. Senjanovic, Phys. Rev. Lett. 44 (1980) 912; Phys. Rev. D 23 (1981) 165.

    [2] H. Georgi, A. E. Nelson and A. Manohar, Phys. Lett. B 126 (1983) 169.

    [3] A. E. Nelson and M. J. Strassler, JHEP 0009 (2000) 030 [arXiv:hep-ph/0006251].

    [4] T. Kobayashi and H. Terao, Phys. Rev. D 64 (2001) 075003 [arXiv:hep-ph/0103028].

    [5] A. E. Nelson and M. J. Strassler, JHEP 0207 (2002) 021 [arXiv:hep-ph/0104051].

    [6] M. A. Luty and R. Sundrum, Phys. Rev. D 65 (2002) 066004 [arXiv:hep-th/0105137].

    [7] T. Appelquist and R. Shrock, Phys. Lett. B 548 (2002) 204 [arXiv:hep-ph/0204141].

    [8] H. Georgi, Phys. Rev. Lett. 98 (2007) 221601 [hep-ph/0703260]; Phys. Lett. B 650, 275 (2007) [hep-ph/0704.2457].

    [9] G. Cacciapaglia, G. Marandella and J. Terning, arXiv:0804.0424 [hep-ph].

    [10] K. R. Dienes, E. Dudas and T. Gherghetta, Nucl. Phys. B 557 (1999) 25 [arXiv:hep-ph/9811428]; N. Arkani-Hamed, S. Dimopoulos, G. R. Dvali and J. MarchRussell, Phys. Rev. D 65 (2002) 024032 [arXiv:hep-ph/9811448]; Y. Grossman and M. Neubert, Phys. Lett. B 474 (2000) 361 [arXiv:hep-ph/9912408]; D. Diego and M. Quiros, Nucl. Phys. B 805 (2008) 148 [arXiv:0804.2838 [hep-ph]].

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