SPbPU Journal - Physics and Mathematics
    St. Petersburg Polytechnic University Journal: Physics and MathematicsPeter the Great St. Petersburg Polytechnic University
    Since 2008
    ISSN 2304-9782
    ISSN 2618-8686
    ISSN 2405-7223
    enАнглийский
    Version for the visually impaired
    AuthorAleksandr Markvart
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    Latest issues
    Aleksandr Markvart
    Aleksandr Markvart
    Affiliation
    Peter the Great St. Petersburg Polytechnic University

    An analysis of corrections to the propagation constants of a multimode parabolic optical fiber under bending

    Radiophysics
    Markvart A.A.Liokumovich L.B.Ushakov N.A.
    • Year: 2021
    • Volume: 14
    • Issue: 2
    • 105
    • 8760
    • Pages: 104-117

    The influence of human arterial network’s frequency characteristics on a pulse wave delay estimation

    Radiophysics
    Ushakov N.A.Semina E.S.Markvart A.A.Liokumovich L.B.
    • Year: 2021
    • Volume: 14
    • Issue: 4
    • 67
    • 7525
    • Pages: 158-171

    Estimating the measurement resolution of an arbitrary finesse fiber-optic Fabry — Perot interferometer via Cramer — Rao bound

    Radiophysics
    Markvart A.A.Liokumovich L.B.Ushakov N.A.
    • Year: 2021
    • Volume: 14
    • Issue: 4
    • 57
    • 7682
    • Pages: 172-189

    The spectral characteristics of a multilayer extrinsic fiber Fabry — Perot interferometer

    Physical optics
    Liokumovich L.B.Ushakov N.A.Markvart A.A.Evdokimenko E.Yu.
    • Year: 2022
    • Volume: 15
    • Issue: 4
    • 31
    • 6685
    • Pages: 129-146

    Synthesis of window functions for reducing systematic errors of multiplexed fiber-optic sensors

    Radiophysics
    Markvart A.A.Liokumovich L.B.Ushakov N.A.
    • Year: 2022
    • Volume: 15
    • Issue: 3
    • 33
    • 6474
    • Pages: 185-200

    Nondestructive testing of optical fibers using the optical coherence tomography

    Radiophysics
    Erovenko Z.A.Markvart A.A.Petrov A.V.Bisyarin M.A.Liokumovich L.B.Ushakov N.A.
    • Year: 2025
    • Volume: 18
    • Issue: 4
    • 20
    • 1642
    • Pages: 190-205

    The response of an intermodal fiber-optic interferometer with SMSMS structure in case of spectral interrogation to changes in the refractive index of the external environment

    Radiophysics
    Zavalishina L.D.Markvart A.A.Zaripov A.E.Bisyarin M.A.Liokumovich L.B.Ushakov N.A.
    • Year: 2025
    • Volume: 18
    • Issue: 4
    • 18
    • 1574
    • Pages: 206-220

    Simulation of a chirped fiber Bragg grating in a few-mode step-index optical fiber under axisymmetric excitation

    Radiophysics
    Markvart A.A.Zavalishina L.D.Liokumovich L.B.Ushakov N.A.
    • Year: 2026
    • Volume: 19
    • Issue: 3
    • 1
    • 168
    • Pages: 171-182