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полныйинформационныйкраткий
Поисковый запрос: (<.>S=LATTICE-DEFECTS<.>)
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    One-dimensional photonic crystals with a planar oriented nematic layer: Temperature and angular dependence of the spectra of defect modes / V. G. Arkhipkin [et al.] // J. Exp. Theor. Phys. - 2008. - Vol. 106, Is. 2. - P. 388-398, DOI 10.1134/S1063776108020179. - Cited References: 58 . - ISSN 1063-7761
РУБ Physics, Multidisciplinary
Рубрики:
LIQUID-CRYSTAL
   TRANSMISSION SPECTRUM

   BANDGAP STRUCTURES

   PERIODIC STRUCTURE

   REFRACTIVE-INDEX

   LATTICE-DEFECTS

   LASER

   ENHANCEMENT

   SILICON

   MICROCAVITIES

Аннотация: Transmission spectra of a one-dimensional photonic crystal (PC) formed by two multilayer dielectric mirrors and a planar oriented layer of 5CB nematic liquid crystal (LC) that is sandwiched between these mirrors and serves as a structure defect are investigated experimentally. Specific features of the behavior of the spectrum of defect modes as a function of the angle of incidence of light on the crystal are studied for two polarizations: parallel and perpendicular to the director of the LC; the director either lies in the plane of incidence or is perpendicular to it. It is shown that, for the configurations considered, the maxima of the defect modes shift toward the short-wavelength region as the tilt angle of incidence radiation increases; this tendency is more manifest for the parallel-polarized component, when the director lies in the plane of incidence. In the latter case, the width of the photonic band gap (PBG) appreciably decreases. The temperature dependence of the polarization components of the transmission spectra of a PC is investigated in the case of normal incidence of light. The spectral shift of defect modes due to the variation of the refractive index of the LC at the nematic-isotropic liquid phase transition point is measured. It is shown that, in real PCs, the amplitude of defect modes decreases when approaching the center of the band gap, as well as when the number of layers in the dielectric mirrors increases. Theoretical transmission spectra of the PCs calculated by the method of recurrence relations with regard to the decay of defect modes are in good agreement with experimental data.

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Держатели документа:
[Arkhipkin, V. G.
Gunyakov, V. A.
Myslivets, S. A.
Gerasimov, V. P.
Zyryanov, V. Ya.
Vetrov, S. Ya.
Shabanov, V. F.] Russian Acad Sci, Siberian Branch, Kirenskii Inst Phys, Krasnoyarsk 660036, Russia
ИФ СО РАН

Доп.точки доступа:
Arkhipkin, V. G.; Архипкин, Василий Григорьевич; Gunyakov, V. A.; Гуняков, Владимир Алексеевич; Myslivets, S. A.; Мысливец, Сергей Александрович; Gerasimov, V. P.; Герасимов, Виктор Петрович; Zyryanov, V. Y.; Зырянов, Виктор Яковлевич; Vetrov, S. Y.; Shabanov, V. F.; Шабанов, Василий Филиппович
}
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