Abstract

We consider the problem of formation of three-dimensional spatio-temporal dissipative solitons (laser bullets) in a dense ensemble of two-level quantum dots. The principal possibility of effective laser bullets generation in an all-dielectric metamaterials with quantum dots is shown. The phenomenon arises due to the simultaneous appearance of strong local field effects and significant corrections to diffraction effects during the propagation of short optical pulses in such medium.

Highlights

  • We consider the problem of propagation optical pulse Ep in an optically transparent all-dielectric metamaterial with two types of quantum dots

  • *a is the relaxation rate from the excited state of the quantum dots, 'a is the frequency detuning of the probe field, ga Pa Za 2 H0V is the coupling constant, H

  • EPJ Web of Conferences the quantization volume, Ua is the density of quantum dots, Za 2S с / Oa is the frequency and Pa is the dipole moment of the electronic transition

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Summary

Introduction

We consider the problem of propagation optical pulse Ep in an optically transparent all-dielectric metamaterial with two types of quantum dots. *H U22 , (1d) where :0 gaH ˜ lR2 lI2 is the reduced Rabi frequency, 'H 'a lR *a nI lR nRlI / 2'a , *H *a nRlR nI lI 2'alI / *a . *a is the relaxation rate from the excited state of the quantum dots, 'a is the frequency detuning of the probe field, ga Pa Za 2 H0V is the coupling constant, H

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