Decoupling ion energy and flux in intermediate pressure capacitively coupled plasmas via tailored voltage waveforms

SJ Doyle, AR Gibson, RW Boswell… - Plasma Sources …, 2020 - iopscience.iop.org
The discrete control of ion energy and flux is of increasing importance to industrially relevant
plasma sources. The ion energy distribution functions (IEDFs) and net ion flux incident upon …

Asymmetrical ignition of radio frequency discharge in atmospheric pressure cascade glow discharges

Y Zhang, J Fang, S Xu, Y Guo… - Plasma Sources Science …, 2023 - iopscience.iop.org
A two-dimensional self-consistent fluid model was developed to investigate the ignition of
radio frequency (RF) discharge in an atmospheric helium cascade glow discharge. In …

Magnetic enhancement of the electrical asymmetry effect in capacitively coupled plasmas

SJ Doyle, RW Boswell, C Charles… - Journal of Physics D …, 2024 - iopscience.iop.org
The development of real-time control strategies for key discharge parameters, such as
densities, fluxes, and energy distributions, is of fundamental interest to many plasma …

[HTML][HTML] Ionization and neutral gas heating efficiency in radio frequency electrothermal microthrusters: The role of driving frequency

S Leigh, SJ Doyle, GJ Smith, AR Gibson… - Physics of …, 2024 - pubs.aip.org
The development of compact, low power, charge–neutral propulsion sources is of significant
recent interest due to the rising application of micro-scale satellite platforms. Among such …

Inducing locally structured ion energy distributions in intermediate-pressure plasmas

SJ Doyle, AR Gibson, RW Boswell, C Charles… - Physics of …, 2019 - pubs.aip.org
Ion energy distribution functions (IEDFs) incident upon material surfaces in radio frequency
(rf) capacitively coupled plasmas are coupled to spatial and temporal sheath dynamics …

Electron, ion and neutral heating in hollow cathode plasma thrusters

SJ Doyle - 2019 - etheses.whiterose.ac.uk
This thesis demonstrates the capability to control the particle heating mechanisms in radio-
frequency (rf) hollow cathode electrothermal micropropulsion sources via the application of …

[PDF][PDF] Atomic oxygen densities in pulsed inductively coupled plasmas: laser spectroscopy and energy resolved actinometry

MKT Mo, K Niemi, A Gibson, C Bowman, D O'Connell… - 2022 - etheses.whiterose.ac.uk
Plasma processing of semiconductors allows high-precision etching of nanoscale-sized
features and as a result the computational power of devices has continued to increase …