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20002026
most citedTheory and phenomenology of two-Higgs-doublet models

2.6k citations

Showing 2004 · cond-mat.softShow all

5 papers · 2 filters

cond-mat.soft2004★ 21 cited

Effected of Feshbach resonance on dynamics of matter waves in optical lattices

V. A. Brazhnyi, V. V. Konotop

Mean-filed dynamics of a Bose-Einstein condensate (BEC) loaded in an optical lattice (OL), confined by a parabolic potentials, and subjected to change of a scattering length by mea…

cond-mat.soft2004★ 455 cited

Theory of Nonlinear Matter Waves in Optical Lattices

V. A. Brazhnyi, V. V. Konotop

We consider several effects of the matter wave dynamics which can be observed in Bose-Einstein condensates embedded into optical lattices. For low-density condensates we derive app…

cond-mat.soft2004★ 161 cited

On the modulational stability of Gross-Pitaevskii type equations in 1+1 dimensions

G. Theocharis, Z. Rapti, P. G. Kevrekidis +2

The modulational stability of the nonlinear Schr{ö}dinger (NLS) equation is examined in the case with a quadratic external potential. This study is motivated by recent experimental…

cond-mat.soft2004★ 39 cited

Landau-Zener Tunneling of Bose-Einstein Condensates in an Optical Lattice

V. V. Konotop, P. G. Kevrekidis, M. Salerno

A theory of the non-symmetric Landau-Zener tunneling of Bose-Einstein condensates in deep optical lattices is presented. It is shown that periodic exchange of matter between the ba…

cond-mat.soft2004★ 19 cited

Dynamics of matter solitons in weakly modulated optical lattices

V. A. Brazhnyi, V. V. Konotop, V. Kuzmiak

It is shown that matter solitons can be effectively managed by means of smooth variations of parameters of optical lattices in which the condensate is loaded. The phenomenon is bas…