Microscale gas breakdown: ion-enhanced field emission and the modified Paschen's curve

DB Go, A Venkattraman - Journal of Physics D: Applied Physics, 2014 - iopscience.iop.org
Gas breakdown at microscale dimensions has been of great interest to the
microelectromechanical systems (MEMS) and plasma communities for nearly 15 years as …

Electrical breakdown from macro to micro/nano scales: a tutorial and a review of the state of the art

Y Fu, P Zhang, JP Verboncoeur… - Plasma Research …, 2020 - iopscience.iop.org
Fundamental processes for electric breakdown, ie, electrode emission and bulk ionization,
as well as the resultant Paschen's law, are reviewed under various conditions. The effect of …

[HTML][HTML] Transitions between electron emission and gas breakdown mechanisms across length and pressure scales

AL Garner, G Meng, Y Fu, AM Loveless… - Journal of Applied …, 2020 - pubs.aip.org
This Perspective outlines theoretical, simulation, and experimental studies linking electron
emission and gas breakdown. Many studies have investigated field emission-driven …

Microplasmas ignited and sustained by microwaves

J Hopwood, AR Hoskinson… - Plasma Sources Science …, 2014 - iopscience.iop.org
The challenges and benefits of microwave-induced microdischarges are reviewed.
Transmission lines, resonators and surface wave launchers may be used for coupling …

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 …

Review of the gas breakdown physics and nanomaterial-based ionization gas sensors and their applications

JY Kim, I Kaganovich, HC Lee - Plasma Sources Science and …, 2022 - iopscience.iop.org
Ionization gas sensors are ubiquitous tools that can monitor desired gases or detect
abnormalities in real time to protect the environment of living organisms or to maintain clean …

The transition to Paschen's law for microscale gas breakdown at subatmospheric pressure

AM Loveless, G Meng, Q Ying, F Wu, K Wang… - Scientific reports, 2019 - nature.com
The decrease in electronic device size necessitates greater understanding of gas
breakdown and electron emission at microscale to optimize performance. While traditional …

Scaling laws for gas breakdown for nanoscale to microscale gaps at atmospheric pressure

AM Loveless, AL Garner - Applied Physics Letters, 2016 - pubs.aip.org
Electronics miniaturization motivates gas breakdown predictions for microscale and smaller
gaps, since traditional breakdown theory fails when gap size, d, is smaller than∼ 15 μm at …

[HTML][HTML] Gas breakdown and its scaling law in microgaps with multiple concentric cathode protrusions

Y Fu, P Zhang, J Krek, JP Verboncoeur - Applied Physics Letters, 2019 - pubs.aip.org
This paper reports gas breakdown characteristics in microgaps with multiple concentric
protrusions on the cathode in the transition from the Townsend to the subnormal glow …

Numerical simulation of the breakdown process of micro-discharge sustained by field emission

C Guo, H Wu, Y Peng, Z Wang, W Jiang… - Journal of Physics D …, 2022 - iopscience.iop.org
Micro-discharge is the process that gas breakdown occurs on a small spatial scale to
generate plasma. With the decrease of the discharge scale, the high electric field makes the …