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19972026
Showing 2000 · hep-phShow all

27 papers · 2 filters

hep-ph2000★ 31 cited

Majorana Neutrino Masses and Neutrino Oscillations

Sin Kyu Kang, C. S. Kim

We examine some patterns of Majorana neutrino mass matrix which is compatible with the phenomenological lepton flavor mixing matrix and non-observation of neutrinoless double beta…

hep-ph2000★ 14 cited

Probing Z' gauge boson with the spin configuration of top quark pair production at future linear colliders

Kang Young Lee, Seong Chan Park, H. S. Song +1

We explore the effects of extra neutral gauge boson involved in the supersymmetric E6 model on the spin configuration of the top quark pair produced at the polarized e- e+ collider…

hep-ph2000

Neutrino Interactions In Color-Flavor-Locked Dense Matter

D. K. Hong, H. K. Lee, M. A. Nowak +1

At high density, diquarks could condense in the vacuum with the QCD color spontaneously broken. Based on the observation that the symmetry breaking pattern involved in this phenome…

hep-ph2000★ 20 cited

Measurement of |V_{ub}/V_{cb}| (and |V_{ub}|) in Exclusive Nonleptonic Decays, \bar{B}^0 --> D_s^{(*)-}(π^+,ρ^+) and \bar{B}^0 --> D_s^{(*)-}D^{(*)+}

C. S. Kim, Y. Kwon, Jake Lee +1

We have studied extracting $|\vub/\vcb|$ by calculating the ratios including penguin effects…

hep-ph2000★ 29 cited

Large nu_mu->nu_tau and nu_e->nu_tau transitions in short-baseline experiments?

C. Giunti, M. Laveder

Considering four-neutrino schemes of type 3+1, we identify four small regions of the neutrino mixing parameter space compatible with all data. Assuming a small mixing between the s…

hep-ph2000★ 83 cited

Inverted Hierarchy of Neutrino Masses Disfavored by Supernova 1987A

Hisakazu Minakata, Hiroshi Nunokawa

We discuss the flavor conversion of supernova neutrinos in the three-flavor mixing scheme of neutrinos. We point out that by neutrino observation from supernova one can discriminat…