High-speed optical imaging technique for combusting metal nanopowders

FA Gubarev, AV Mostovshchikov, L Li - Optics & Laser Technology, 2023 - Elsevier
This paper discusses a technique for studying laser initiation and combustion of high-energy
materials in real time using a two-channel video recording system. Traditional high-speed …

Laser Monitor for Simultaneous Imaging in the VIS and Near-IR Spectral Regions

MV Trigub, PI Gembukh, NA Vasnev… - Atmospheric and Oceanic …, 2023 - Springer
Abstract Design of an active optics system (a laser monitor) for enhanced imaging
simultaneously in the visible and near-IR spectral regions is presented. Each frame is …

CoolMOS based high-voltage power supply with PRF up to 200 kHz for metal vapor active media excitation

MV Trigub, PI Gembukh, KY Semenov - Optical and Quantum Electronics, 2023 - Springer
The paper presents the development and investigation of a semiconductor power supply for
metal atoms' active media excitation with a pulse repetition rate of up to 200 kHz in pulse …

High-sensitivity temperature sensor based on reflective Solc-like filter with cascaded polarization maintaining fibers

Y Zhao, ZR Zhang, SC Yan… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
A high-sensitivity temperature sensor based on reflective Solc-like filter with Vernier effect
has been proposed and experimentally investigated in this article. The reflective Solc-like …

In situ nanopowder combustion visualization using laser systems with brightness amplification

L Li, AV Mostovshchikov, AP Ilyin, PA Antipov… - Proceedings of the …, 2021 - Elsevier
In this paper, we report on an experimental demonstration of a new technique for real-time
monitoring of the air combustion of aluminum-based nanopowders and mixtures. An optical …

Laser speckle correlation technique application for remote characterization of metal nanopowder combustion

L Li, FA Gubarev, Y Cao, ID Liushnevskaya… - Applied Optics, 2021 - opg.optica.org
High temperature and luminous plasma make it difficult to study the surface of nanopowders
during combustion, particularly, the combustion of aluminum-based nanopowders. The …

Optimization of the CuBr+ Ne+ HBr brightness amplifier operating mode for high-speed imaging

MV Trigub, NA Vasnev - Optics Communications, 2023 - Elsevier
The paper presents the research and development of a low-volume brightness amplifier for
imaging laser active optical systems (laser monitors) with a pulse repetition frequency (PRF) …

Brightness amplifier excited by longitudinal capacitive discharge for laser monitors

MV Trigub, DV Shiyanov, NA Vasnev… - Optics Communications, 2021 - Elsevier
The paper presents the results of the research and development the brightness amplifier
excited by longitudinal capacitive discharge with a pulse repetition frequency (PRF) up to 24 …

Two-channel system with brightness amplification for monitoring the combustion of aluminum-based nanopowders

FA Gubarev, EY Burkin… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
This work discusses the optical systems with brightness amplification based on two copper
bromide brightness amplifiers for studying the combustion of aluminum-based …

Semi-empirical model of a copper bromide vapor brightness amplifier

MV Trigub, AE Kulagin - Optics Communications, 2024 - Elsevier
We propose the semi-empirical mathematical model of the brightness amplifier based on the
self-terminating transitions in laser active media. The model is applied to the copper bromide …