Status and challenges in electrical diagnostics of processing plasmas

E Stamate - Surface and Coatings Technology, 2014 - Elsevier
Dry processing based on reactive plasmas was the main driven force for micro-and recently
nano-electronic industry. Once with the increasing in plasma complexity new diagnostics …

Benchmark experiments of the power law parametrization of the effective ion collecting area of a planar Langmuir probe in low temperature plasmas

Y Lim, G Severn, CS Yip, YC Ghim - Plasma Sources Science …, 2022 - iopscience.iop.org
For unmagnetized low temperature Ar plasmas with plasma density ranging from 3× 10 8 to
10 10 cm− 3 and an electron temperature of∼ 1 eV, the expansion of the ion collecting area …

Accurate control of ion bombardment in remote plasmas using pulse-shaped biasing

P Kudlacek, RF Rumphorst… - Journal of Applied …, 2009 - pubs.aip.org
This paper deals with a pulsed biasing technique employed to a downstream expanding
thermal plasma. Two pulsed biasing approaches are presented: asymmetric rectangular …

The plasma sheath around large discs and ion collection by planar Langmuir probes

TE Sheridan - Journal of Physics D: Applied Physics, 2010 - iopscience.iop.org
The structure of the plasma sheath around a thin, circular disc biased below the plasma
potential is calculated assuming cold, collisionless, unmagnetized ions and Boltzmann …

Structure of presheath-sheath in magnetized electronegative plasma

K Yasserian, M Aslaninejad, M Ghoranneviss - Physics of Plasmas, 2009 - pubs.aip.org
The structure of an electronegative discharge is investigated in the presence of an oblique,
uniform, and constant magnetic field. For different magnetic field strengths, the densities of …

Properties and etching rates of negative ions in inductively coupled plasmas and dc discharges produced in Ar/SF6

M Draghici, E Stamate - Journal of Applied Physics, 2010 - pubs.aip.org
Negative ion production is investigated in a chamber with transversal magnetic filter
operated in dc or inductively coupled plasma (ICP) modes in Ar/SF 6 gas mixtures. Plasma …

Kinetic analysis of the plasma sheath around an electron-emitting object with elliptic cross section

L Chiabó, S Shahsavani, G Sánchez-Arriaga - Physical Review E, 2021 - APS
The structure of the sheath and the current exchange of two-dimensional electron-emitting
objects with elliptic cross section immersed at rest in Maxwellian plasmas are investigated …

Properties of highly electronegative plasmas produced in a multipolar magnetic-confined device with a transversal magnetic filter

M Draghici, E Stamate - Journal of Physics D: Applied Physics, 2010 - iopscience.iop.org
Highly electronegative plasmas were produced in Ar/SF 6 gas mixtures in a dc discharge
with multipolar magnetic confinement and transversal magnetic filter. Langmuir probe and …

High electronegativity multi-dipolar electron cyclotron resonance plasma source for etching by negative ions

E Stamate, M Draghici - Journal of Applied Physics, 2012 - pubs.aip.org
A large area plasma source based on 12 multi-dipolar ECR plasma cells arranged in a 3× 4
matrix configuration was built and optimized for silicon etching by negative ions. The density …

Density measurements in low pressure, weakly magnetized, RF plasmas: Experimental verification of the sheath expansion effect

Y Zhang, C Charles, RW Boswell - Frontiers in Physics, 2017 - frontiersin.org
This experimental study shows the validity of Sheridan's method in determining plasma
density in low pressure, weakly magnetized, RF plasmas using ion saturation current data …