-
Article
Dependence of the Acoustic Signal Value on the Energy of a Femtosecond Pulse in Aqueous Aerosol and in Aqueous Aerosol with Silver Nanoparticles
Experimentally obtained dependences of acoustic signals on the energy of femtosecond pulses propagating in the filamentation mode in a liquid-drop aerosol with nanoparticles of different concentrations simulat...
-
Article
Ionization Processes in a Carbon Aerosol Upon Exposure to Long Laser Pulses. II
An experimental setup and a technique for measuring the temperature and concentration of carbon and barium oxide particles in an ionized dispersed medium are described. It is shown that in a wide-aperture Nd lase...
-
Article
Ionization Processes in a Carbon Aerosol Upon Exposure to Long Laser Pulses. I
The interaction mechanisms of low-energy long-duration (~1 ms) laser pulses with dispersed particles in air are considered. The basic equations describing the mechanisms of particle motion in a plasma flow dur...
-
Article
Electromagnetic Energy Transfer in the Atmosphere Ionized by Laser Radiation
The physical processes occurring in the atmosphere, when weak ionization channels are formed by laser radiation, are discussed. An electromagnetic energy transmission scheme is proposed and the parameters nece...
-
Article
Femtosecond Laser Filamentation in Liquid Spray
The paper presents the femtosecond laser filamentation, which splits the liquid spray into two jets. The dependence is suggested for the acoustic signal and the femtosecond pulse energy, which identifies the l...
-
Article
Physical Processes of Generating Electric and Magnetic Fields in the Channel of СО2-Laser Pulse Propagation
Mechanisms of generating electric and magnetic fields during propagation of microsecond CO2-laser pulses in the atmosphere along long paths are considered. The wavelength range of radiation selected for our resea...
-
Article
Energy Characteristics of Non-Resonator Generation in Nanodispersed Active Media Irradiated with Femtosecond Laser Pulses
Results of experimental measurements of the energy characteristics of stimulated emission in coumarin-30 and rhodamine 6G dyes with nanoparticles under irradiation with femtosecond laser pulses are presented. ...
-
Article
Stimulated Emission Thresholds of Ethanol Solution of Coumarin-30 Dye with Incorporated ZnO Nanoparticles Upon Irradiation with Femtosecond Laser Pulses
Experimental results of measuring the threshold power density of stimulated emission in coumarin-30 dye solutions with ZnO nanoparticles upon irradiation with femtosecond laser pulses are presented. It is show...
-
Article
Erratum to: Generation of Electric and Magnetic Fields during High-Intensity Laser Radiation Propagation through the Atmosphere
An Erratum to this paper has been published: https://doi.org/10.1134/S1024856020060263
-
Article
Generation of Electric and Magnetic Fields during High-Intensity Laser Radiation Propagation through the Atmosphere
Results are presented of the experimental study of electric and magnetic fields generated during pulsed laser radiation propagation along atmospheric paths in breakdown and prebreakdown modes. Generation of qu...
-
Article
Electrical Conductivity in a Laser Beam Channel
Electrical conductivity in a laser beam channel has been investigated. Oscillations of the conductivity caused by the oscillation motion of electrons in laser-induced breakdown plasma are established in an ext...
-
Article
Lower-Threshold Ionization in Laser Channel Propagation
The paper considers the creation of long ionized channels in atmospheric aerosol based on the combustion and detonation processes. The literature review is performed in this field. Special attention is given t...
-
Article
Creation of Laser-Induced Long Ionized Channels in Air Suspension
The paper deals with the propagation of the powerful laser beam in gas-dispersion systems and atmospheric aerosol background, which is accompanied by a wide spectrum of thermal, acoustic-and-hydrodynamic and i...
-
Article
Electrical Parameters of a Laser Beam Channel in the Atmosphere. II
Results of measurements of the conductivity and electric field strength in the laser radiation propagation channel and near it are presented. An experimental setup and measurement scheme are described. The dat...
-
Article
Electrical Parameters of a Laser Beam Channel in the Atmosphere. I
Results of measurements of the conductivity in the laser radiation propagation channel not only in laboratory, but also outdoors for laser radiation focused in the free atmosphere are presented. An experimenta...
-
Article
Physical Principles of Creation of Ionization Channels in the Atmosphere Under cw and Pulsed Laser Irradiation
Works are analyzed from which the possibility follows of ionization of the atmosphere upon exposure to laser radiation to develop laser antennas and systems of protection from lightning. Various effects leadin...
-
Article
A Selective Pulse-Induction Metal Detector
-
Article
Status and Prospects for Develo** Electromagnetic Methods and Facilities for Engineer Reconnaissance in Russia
An analysis of the most effective methods, techniques and scientific-research developments of induction mine detectors is performed, their comparative tactical-technical characteristics are reported, and prior...
-
Chapter and Conference Paper
Beneficiation of Heat-Treated Crushed Brown Coal for Energy Production and Utilities
The article deals with the problems of increasing the efficiency of electric separators through develo** new approached to their design for upgrading of heat-treated crushed brown coal. The rational use of n...
-
Article
Properties of lasing in Rhodamine 6G solutions with nanoparticles free of plasmon resonance
The threshold characteristics of lasing in a 20-μm layer of colloidal solution of Rhodamine 6G dye with plasmon-resonance Au nanoparticles and non-plasmon-resonance Pt nanoparticles excited by 532-nm radiation...
