Subnanosecond breakdown in high-pressure gases

GV Naidis, VF Tarasenko, NY Babaeva… - … Sources Science and …, 2018 - iopscience.iop.org
Pulsed discharges in high-pressure gases are of considerable interest as sources of
nonequilibrium plasma for various technological applications: pollution control, pum** of …

Runaway electrons in diffuse gas discharges

V Tarasenko - Plasma Sources Science and Technology, 2020 - iopscience.iop.org
The paper provides a review of research data showing the role of runaway electrons in gas
breakdowns and diffuse discharges in an inhomogeneous electric field at a pressure of 0.01 …

Optimal Conditions for the Generation of Runaway Electrons in High-Pressure Gases

A Kozyrev, V Tarasenko - Plasma, 2024 - mdpi.com
Runaway electron (RAE) generation in high-pressure gases is an important physical
phenomenon that significantly influences discharge shapes and properties of initiated …

How short is the runaway electron flow in an air electrode gap?

GA Mesyats, MI Yalandin, NM Zubarev… - Applied Physics …, 2020 - pubs.aip.org
We present and analyze characteristics of the runaway electron flow in a high-voltage (the
voltage rise rate of up to 1.5 MV/ns) air-filled electrode gap with a strongly nonuniform …

An ultra-short dense paraxial bunch of sub-relativistic runaway electrons

GA Mesyats, EA Osipenko, KA Sharypov… - IEEE Electron …, 2022 - ieeexplore.ieee.org
This letter reports new results on the formation of a paraxial flow of runaway electrons
emitted in an elongated air gap near the tip of a conical steel cathode. In the axial magnetic …

Mechanism and dynamics of picosecond radial breakdown of a gas-filled coaxial line

NM Zubarev, VY Kozhevnikov… - Plasma Sources …, 2020 - iopscience.iop.org
High-voltage picosecond breakdown of an atmospheric-pressure air-filled coaxial line in the
radial electric field of a propagating transverse electromagnetic wave has been studied both …

Diffuse discharge produced by repetitive nanosecond pulses in open air, nitrogen, and helium

T Shao, VF Tarasenko, C Zhang, EK Baksht… - Journal of Applied …, 2013 - pubs.aip.org
Atmospheric-pressure gas discharge driven by high voltage pulses with fast rise-time and
short duration has attracted significant attention for various plasma applications. In this …

The role of fast electrons in diffuse discharge formation: Monte Carlo simulation

NY Babaeva, C Zhang, J Qiu, X Hou… - Plasma Sources …, 2017 - iopscience.iop.org
In this paper, we report on results from a computational investigation of nanosecond pulsed
discharges in air of negative polarity using a two-dimensional fluid and fluid-Monte Carlo …

Formation of wide negative streamers in air and helium: the role of fast electrons

NY Babaeva, GV Naidis, DV Tereshonok… - Journal of Physics D …, 2022 - iopscience.iop.org
Available experimental data show that the use of voltage pulses with subnanosecond rise
times and amplitudes that essentially exceed the breakdown voltage leads to the formation …

Application of dynamic displacement current for diagnostics of subnanosecond breakdowns in an inhomogeneous electric field

T Shao, VF Tarasenko, C Zhang… - Review of Scientific …, 2013 - pubs.aip.org
The breakdown of different air gaps at high overvoltages in an inhomogeneous electric field
was investigated with a time resolution of up to 100 ps. Dynamic displacement current was …