Spokes in high power impulse magnetron sputtering plasmas

A Hecimovic, A Von Keudell - Journal of Physics D: Applied …, 2018 - iopscience.iop.org
High-power impulse magnetron sputtering is a deposition technique where a metal
magnetron target is sputtered in a high-density plasma to synthesise thin layers with …

Effect of magnetic field on spoke behaviour in HiPIMS plasma

J Hnilica, P Klein, M Šlapanská… - Journal of Physics D …, 2018 - iopscience.iop.org
The objective of this paper is to study the effect of magnetic field strength on spoke
behaviour in a high power impulse magnetron sputtering discharge. In three magnetic field …

The effect of changing the magnetic field strength on HiPIMS deposition rates

JW Bradley, A Mishra, PJ Kelly - Journal of Physics D: Applied …, 2015 - iopscience.iop.org
The marked difference in behaviour between HiPIMS and conventional dc or pulsed-dc
magnetron sputtering discharges with changing magnetic field strengths is demonstrated …

Triple probe interrogation of spokes in a HiPIMS discharge

FL Estrin, SK Karkari, JW Bradley - Journal of Physics D: Applied …, 2017 - iopscience.iop.org
Using a triple probe situated above the racetrack and inside the magnetic trap of a
magnetron, rotating spoke-like structures have been clearly identified in a single HiPIMS …

Influence of spokes on the ionized metal flux fraction in chromium high power impulse magnetron sputtering

B Biskup, C Maszl, W Breilmann, J Held… - Journal of Physics D …, 2018 - iopscience.iop.org
High power impulse magnetron sputtering (HiPIMS) discharges are an excellent tool for
deposition of thin films with superior properties. By adjusting the plasma parameters, an …

The use of segmented cathodes to determine the spoke current density distribution in high power impulse magnetron sputtering plasmas

P Poolcharuansin, FL Estrin, JW Bradley - Journal of Applied Physics, 2015 - pubs.aip.org
The localized target current density associated with quasi-periodic ionization zones (spokes)
has been measured in a high power impulse magnetron sputtering (HiPIMS) discharge …

Sideways deposition rate and ionized flux fraction in dc and high power impulse magnetron sputtering

H Hajihoseini, M Čada, Z Hubička, S Ünaldi… - Journal of Vacuum …, 2020 - pubs.aip.org
The sideways (radial) deposition rate and ionized flux fraction in a high power impulse
magnetron sputtering (HiPIMS) discharge are studied and compared to a dc magnetron …

Study of the transition from self-organised to homogeneous plasma distribution in chromium HiPIMS discharge

M Šlapanská, A Hecimovic… - Journal of Physics D …, 2020 - iopscience.iop.org
The self-organised plasma patterns, known as spokes or ionisation zones in magnetron
sputtering discharges, were observed in a wide range of power densities, from low power …

High power impulse sputtering of chromium: correlation between the energy distribution of chromium ions and spoke formation

W Breilmann, A Eitrich, C Maszl… - Journal of Physics D …, 2015 - iopscience.iop.org
High power magnetron sputtering (HiPIMS) discharges generate ions with high kinetic
energies in comparison to conventional dc magnetron sputtering. The peculiar shape of the …

Velocity distribution of titanium neutrals in the target region of high power impulse magnetron sputtering discharges

J Held, A Hecimovic, A Von Keudell… - Plasma Sources …, 2018 - iopscience.iop.org
The velocity distribution function of titanium neutrals in the target region of a high power
impulse magnetron sputtering discharge was investigated by optical emission spectroscopy …