2D particle-in-cell simulations of geometrically asymmetric low-pressure capacitive RF plasmas driven by tailored voltage waveforms

L Wang, P Hartmann, Z Donko, YH Song… - … Sources Science and …, 2021 - iopscience.iop.org
The effects of the simultaneous presence of two different types of plasma asymmetry, viz,
geometric and electrical, on low-pressure capacitively coupled argon discharges are studied …

Ozone production by an He+ O2 radio-frequency atmospheric pressure plasma jet driven by tailored voltage waveforms

B Harris, JP Dedrick, K Niemi… - … Sources Science and …, 2024 - iopscience.iop.org
Atmospheric pressure plasma jets are efficient sources of reactive oxygen and nitrogen
species with potential applications in medicine, materials processing, green industry and …

Control of the ion flux and energy distribution of dual-frequency capacitive RF plasmas by the variation of the driving voltages

HH Kim, JH Shin, HJ Lee - Journal of Vacuum Science & Technology A, 2023 - pubs.aip.org
Due to its advantages of spatial uniformity and ion energy control, a dual-frequency (DF)
capacitive-coupled plasma is widely used in semiconductor etching and deposition …

Fluid models calculation of Ar/CF4 radiofrequency capacitively coupled plasmas

MG Elsheikh, Y Abdelsalam, WM Moslem… - Physica …, 2024 - iopscience.iop.org
A fluid model is used to calculate plasma density in radiofrequency capacitively coupled
plasmas (RF-CCPs), assuming geometrically symmetric Ar/CF 4. Electrodes are powered by …

Numerical characterization of capacitively coupled plasmas modulated by ion beam injection

Y Zhou, Y Wang, H Wu, Y Zhang… - … Sources Science and …, 2022 - iopscience.iop.org
This work proposes to use the Ar+ ion beam (IB) injection to modulate the properties of the
single-frequency capacitively coupled plasma (CCP). The particle-in-cell/Monte Carlo …

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 …

Numerical characterization of capacitively coupled plasma driven by tailored frequency modulated radio frequency source

Y Wang, Y Zhou, J Chen, Y Cao, Z Wang… - Plasma Sources …, 2024 - iopscience.iop.org
Capacitively coupled plasma (CCP) is widely used in plasma etching and deposition
processes because of its low cost, simple structure, and easy generation of a uniform …

[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 …

[HTML][HTML] Voltage waveform tailoring for high aspect ratio plasma etching of SiO2 using Ar/CF4/O2 mixtures: Consequences of low fundamental frequency biases

F Krüger, H Lee, SK Nam, MJ Kushner - Physics of Plasmas, 2024 - pubs.aip.org
The use of non-sinusoidal waveforms in low pressure capacitively coupled plasmas
intended for microelectronics fabrication has the goal of customizing ion and electron energy …

Ion transit effects on sheath dynamics in the intermediate radio-frequency regime: excitations of ion-acoustic waves and solitons

M Shihab, A Elbadawy, NM El-Siragy… - … Sources Science and …, 2022 - iopscience.iop.org
Capacitively coupled plasma is investigated kinetically utilizing the particle-in-cell technique.
The argon (Ar) plasma is generated via two radio frequencies. The plasma bulk density …