Repetitively pulsed gas discharges: memory effect and discharge mode transition

Z Zhao, J Li - High Voltage, 2020 - Wiley Online Library
Repetitively pulsed gas volume and dielectric surface discharges have gained growing
attention because of peculiar and exciting physics phenomena, high efficiency, high …

A tutorial on theoretical and computational techniques for gas breakdown in microscale gaps

AL Garner, AM Loveless, JN Dahal… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Paschen's law (PL), derived based on the Townsend avalanche (TA) condition, is commonly
used to predict gas breakdown. For microscale gaps near atmospheric pressure, TA is …

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 …

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 …

Demonstration of field emission driven microscale gas breakdown for pulsed voltages using in-situ optical imaging

G Meng, X Gao, AM Loveless, C Dong, D Zhang… - Physics of …, 2018 - pubs.aip.org
While multiple studies have explored the mechanism for DC and AC microscale gas
breakdown, few have assessed the mechanism for pulsed voltage gas breakdown at the …

Observation of electron runaway in a tip-plane air gap under negative nanosecond pulse voltage by PIC/MCC simulation

Y Li, Y Fu, Z Liu, H Li, P Wang, H Luo… - … Sources Science and …, 2022 - iopscience.iop.org
The initial stage of the gas breakdown with the generation of runaway electrons was
investigated using particle-in-cell/Monte Carlo collision simulations. The parameters of the …

Positive and negative streamers in air and nitrogen in a sharply inhomogeneous electric field under conditions of runaway electron generation

D Beloplotov, V Tarasenko, D Sorokin, C Zhang… - High …, 2023 - Wiley Online Library
The development of positive and negative streamers in a point‐to‐plane gap filled with air
and nitrogen at various pressures (50–200 kPa) and voltages (8–25 kV) was studied. A four …

The critical effect of electron acceleration under enhanced electric field near cathode on the formation of runaway electrons and diffuse discharge in atmosphere

C Ren, B Huang, C Zhang, B Qi… - … Sources Science and …, 2023 - iopscience.iop.org
Runaway electrons (RAEs) are believed to affect the dynamics of ultra-fast gas breakdown
significantly. In this work, considering the field enhancement effect near the micro-protrusion …

Generation of runaway electrons in plasma after a breakdown of a gap with a sharply non-uniform electric field strength distribution

DV Beloplotov, VF Tarasenko… - Journal of Physics D …, 2021 - iopscience.iop.org
The paper is devoted to the study of the initiation and formation of a negative streamer in a
sharply inhomogeneous electric field and the generation of runaway electrons (REs) in air …

Displacement current during the formation of positive streamers in atmospheric pressure air with a highly inhomogeneous electric field

DV Beloplotov, MI Lomaev, DA Sorokin… - Physics of …, 2018 - pubs.aip.org
This paper presents experimental data on the dynamics of positive streamers formation in a
highly inhomogeneous electric field under threshold for the breakdown of the gap conditions …