[HTML][HTML] Discharge physics and atomic layer etching in Ar/C4F6 inductively coupled plasmas with a radio frequency bias

MY Yoon, HJ Yeom, JH Kim, W Chegal, YJ Cho… - Physics of …, 2021 - pubs.aip.org
Atomic layer etching (ALE), a cyclic process of surface modification and removal of the
modified layer, is an emerging damage-less etching technology for semiconductor …

Flat cutoff probe for real-time electron density measurement in industrial plasma processing

HJ Yeom, JH Kim, DH Choi, ES Choi… - Plasma Sources …, 2020 - iopscience.iop.org
The microwave cutoff probe (CP) is an accurate diagnostic technique to measure absolute
electron density even in processing gas plasmas. Because this technique needs the …

Evolution of electron temperature in inductively coupled plasma

HC Lee, BH Seo, DC Kwon, JH Kim, DJ Seong… - Applied Physics …, 2017 - pubs.aip.org
It is generally recognized that the electron temperature T e either remains constant or
decreases slightly with plasma power (plasma density). This trend can be simply verified …

Effect of electron energy distribution on the hysteresis of plasma discharge: Theory, experiment and modeling

HC Lee, CW Chung - Scientific reports, 2015 - nature.com
Hysteresis, which is the history dependence of physical systems, is one of the most
important topics in physics. Interestingly, bi-stability of plasma with a huge hysteresis loop …

Discharge mode transition and hysteresis in inductively coupled plasma

HC Lee, DH Kim, CW Chung - Applied Physics Letters, 2013 - pubs.aip.org
Experimental verification of the discharge mode transition and the hysteresis by considering
matching circuit is investigated in inductively coupled plasma using measurements of the …

Influence of electron energy distribution on fluid models of a low-pressure inductively coupled plasma discharge

D Levko, RR Upadhyay, LL Raja, A Ranjan… - Physics of …, 2022 - pubs.aip.org
The aim of the present paper is to examine the influence of assumption on the electron
energy distribution function on the relation between the plasma potential and the electron …

Effect of antenna size on electron kinetics in inductively coupled plasmas

HC Lee, CW Chung - Physics of Plasmas, 2013 - pubs.aip.org
Spatially resolved measurements of electron energy distribution functions (EEDFs) are
investigated in inductively coupled plasmas with two planar antenna coils. When the plasma …

Effect of electron energy distributions on the electron density in nitrogen inductively coupled plasmas

KY Kim, JH Kim, CW Chung… - Plasma Sources Science …, 2022 - iopscience.iop.org
The effect of the electron energy distribution function (EEDF) on the behavior of the electron
density (ne) is investigated under various gas pressures of nitrogen (N 2) in inductively …

Plasma density measurement and downstream etching of silicon and silicon oxide in Ar/NF3 mixture remote plasma source

HJ Yeom, DH Choi, YS Lee, JH Kim… - Plasma Science and …, 2019 - iopscience.iop.org
In this study, plasma density measurements were performed near the plume region of the
remote plasma source (RPS) in Ar/${{\rm {NF}}} _ {3} $ gas mixtures using a microwave …

[HTML][HTML] Real-time monitoring of the plasma density distribution in low-pressure plasmas using a flat-cutoff array sensor

HJ Yeom, MY Yoon, GS Chae, JH Kim, SJ You… - Applied Physics …, 2023 - pubs.aip.org
In the industrial semiconductor plasma processing, plasma density and its spatial
distribution are critical for the understanding of discharge physics and the enhancement of …