Design of a helicon plasma source for ion–ion plasma production

N Sharma, M Chakraborty, NK Neog… - Fusion Engineering and …, 2017 - Elsevier
A helicon plasma system is being designed and developed at CPP-IPR. The design
parameters of the system are deduced from the dispersion relation of bounded helicon …

Role of ion magnetization in formation of radial density profile in magnetically expanding plasma produced by helicon antenna

S Yadav, S Ghosh, S Bose, KK Barada, R Pal… - Physics of …, 2018 - pubs.aip.org
Experimentally, the density profile in the magnetic nozzle of a helicon antenna based
plasma device is seen to be modified from being centrally peaked to that of hollow nature as …

Observation of low magnetic field density peaks in helicon plasma

KK Barada, PK Chattopadhyay, J Ghosh, S Kumar… - Physics of …, 2013 - pubs.aip.org
Single density peak has been commonly observed in low magnetic field (< 100 G) helicon
discharges. In this paper, we report the observations of multiple density peaks in low …

Experimental study of the plasma flow created by a low-power helicon source and approaches to increase the average energy of its ion component

II Zadiriev, EA Kralkina, GV Shvydkiy, AM Nikonov… - Vacuum, 2024 - Elsevier
The article presents the results of an experimental study of the characteristics of a low-power
helicon ion source. Particular attention is paid to the parameters of the particle flow …

[HTML][HTML] Formation of multiple Double Layers in the presence of grounded ring in RF expanding plasma

PK Saha, M Chakraborty, D Dutta, N Sharma… - Physics Letters A, 2023 - Elsevier
Multiple potential drops have been observed in the presence of a thick grounded ring when
Argon plasma is allowed to expand in a Helicon Plasma Source (HeliPS) setup. Potential …

Transition from single to multiple axial potential structure in expanding helicon plasma

S Ghosh, PK Chattopadhyay, J Ghosh… - Journal of Physics D …, 2017 - iopscience.iop.org
Transition from single to multiple axial potential structure (MAPS) formation is reported in
expanding helicon plasma. This transition is created by forming a cusp magnetic field at the …

Resolving an anomaly in electron temperature measurement using double and triple Langmuir probes

S Ghosh, KK Barada, PK Chattopadhyay… - Plasma Sources …, 2014 - iopscience.iop.org
Langmuir probes with variants such as single, double and triple probes remain the most
common method of electron temperature measurement in low-temperature laboratory …

Localized electron heating and density peaking in downstream helicon plasma

S Ghosh, KK Barada, PK Chattopadhyay… - Plasma Sources …, 2015 - iopscience.iop.org
Localized electron heating and density peaking in downstream helicon plasma -
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Novel permanent magnet linear motor with isolated movers: Analytical, numerical and experimental study

L Yan, J Peng, Z Jiao, CY Chen, I Chen - Review of Scientific …, 2014 - pubs.aip.org
This paper proposes a novel permanent magnet linear motor possessing two movers and
one stator. The two movers are isolated and can interact with the stator poles to generate …

Structure of RF fields in a twin-chamber radio-frequency inductive plasma source placed in a weak external magnetic field

AK Petrov, EA Kralkina, AM Nikonov, KV Vavilin… - Vacuum, 2020 - Elsevier
An experimental study of the structure of waves excited in the low-pressure inductive radio-
frequency discharge located in the magnetic field with inductance less than 70 Gs was …