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
Version for the visually impaired
Author Viacheslav A. Sergeev
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Latest issues
Viacheslav A. Sergeev
Viacheslav A. Sergeev

Algorithm and installation for measuring the current lacing voltage in high-power RF and microwave bipolar and heterojunction bipolar transistors

Experimental technique and devices
Litvinov K.A. Radaev O.A. Kozlikova I.S. Sergeev V.A. Kulikov A.A.
  • Year: 2022
  • Volume: 15
  • Issue: 3.2
  • 9
  • 4932
  • Pages: 97-101

Measurement of the internal quantum efficiency of emission in the local region of the LED chip

Physical optics
Frolov I.V. Radaev O.A. Sergeev V.A.
  • Year: 2022
  • Volume: 15
  • Issue: 3.3
  • 16
  • 4723
  • Pages: 226-229

Measurement of the threshold current in the local areas of the LED chip

Experimental technique and devices
Frolov I.V. Radaev O.A. Sergeev V.A.
  • Year: 2023
  • Volume: 16
  • Issue: 3.1
  • 8
  • 3517
  • Pages: 330-334

Threshold current of separate spectral components of the emission spectrum of InGaN LEDs

Experimental technique and devices
Frolov I.V. Radaev O.A. Sergeev V.A.
  • Year: 2024
  • Volume: 17
  • Issue: 3.2
  • 10
  • 1940
  • Pages: 161-165