Transmittance filtering in one-dimensional dispersive photonic crystals and heterostructures

I.L. Lyubchanskii, G.V. Morozov

Research output: Contribution to journalArticlepeer-review

Abstract

The transmittance properties of one-dimensional periodic photonic structures composed of four distinct dielectric materials are analyzed using the transfer matrix method. The refractive index dispersion of each material is modeled by the three-term Sellmeier equation. A tunable and enhanced photonic band structure is demonstrated, with flexibility achieved by adjusting the optical thicknesses of the constituent layers and varying the arrangement of unit cells within the structure. These systems show strong potential for use in band-stop and band-pass optical filters, suitable for integration into multifunctional photonic circuits operating across targeted frequency ranges.
Original languageEnglish
Article number131036
Number of pages7
JournalPhysics Letters A
Volume563
Early online date2 Oct 2025
DOIs
Publication statusE-pub ahead of print - 2 Oct 2025

Keywords

  • one-dimensional photonic crystals
  • transfer matrix method
  • optical bandgaps
  • material dispersion

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