SPbPU Journal - Physics and Mathematics
St. Petersburg Polytechnic University Journal: Physics and Mathematics Peter the Great St. Petersburg Polytechnic University
Since 2008
ISSN 2304-9782
ISSN 2618-8686
ISSN 2405-7223
en Английский
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Author Nikolai A. Ushakov
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Nikolai A. Ushakov
Nikolai A. Ushakov
Affiliation
Peter the Great St. Petersburg Polytechnic University

Technique of digital signal processing of Raman spectra for hydrocarbon lubricants condition diagnostics based on viscosity estimation

Experimental technique and devices
Ushakov N.A. Dorigo D. Kotov O.I. Liokumovich L.B.
  • Year: 2012
  • Issue: 1
  • 0
  • 8537
  • Pages: 60-67

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
  • 100
  • 6948
  • 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
  • 62
  • 5918
  • 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
  • 55
  • 5928
  • 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
  • 29
  • 4839
  • 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
  • 26
  • 4816
  • Pages: 185-200