Radiative Generation of Neutrino Masses Radiative Generation of Neutrino Masses and its Experimental Signalsand its Experimental Signals

K.S. BabuK.S. BabuOklahoma State UniversityOklahoma State University

ICHEP 2010ICHEP 2010

Palais des Congres, ParisPalais des Congres, Paris

July 22-28, 2010July 22-28, 2010

New results based on:

Outline

Summary of neutrino oscillation data

T. Schwetz, M.A. Tortola, J.W.F.Valle, New J.Phys.10, 113011 (2008)

Gell-Mann, Ramond, Slansky (1979)Yanagida (1979)Mohapatra, Senjanovic (1979)Minkowski (1977)

Origin of seesaw mechanism

Effective operators for neutrino masses

K.S. Babu, C.N. Leung (2003)A. De Gouvea, J. Jenkins (2008)

L. Hall. M. Suzuki (1984)J. Ellis, G. Gelmini, G. Ross, J. Valle (1985)S. Dawson (1985)V. Barger, G. Giudice, T. Han (1989)T. Banks et. al. (1995)F. Borzumati et. al. (1996)G. Bhattacharyya (1996)H.K. Dreiner (1997)R. Barbier et. al., Phys. Rept. (2005)

Zee, Babu

K.S. Babu, C. Macesanu (2005)D. Sierra, M. Hirsch (2006)M. Nebot, J. Oliver, D. Paolo, A. Santamaria (2008)

New neutrino mass model with LeptoquarksK.S. Babu, J. Julio (2010)

Leptoquark model for neutrino mass

Neutrino mass generation

Neutrino phenomenology

Neutrino phenomenology (cont.)

Leptoquark branching ratios

Neutrinoless double beta decay

K.S. Babu, R.N. Mohapatra (1995)

Vector-scalar exchange:

GIM suppression!

Muon anomalous magnetic moment

Summary and Conclusions