Microwave techniques for electron cyclotron resonance plasma diagnostics

D Mascali, E Naselli, G Torrisi - Review of Scientific Instruments, 2022 - pubs.aip.org
This paper reviews the main microwave diagnostic techniques and tools adopted in electron
cyclotron resonance (ECR)(and others) ion source laboratories, with a special focus on …

PANDORA, a new facility for interdisciplinary in-plasma physics

D Mascali, A Musumarra, F Leone, FP Romano… - The European Physical …, 2017 - Springer
PANDORA, Plasmas for Astrophysics, Nuclear Decays Observation and Radiation for
Archaeometry, is planned as a new facility based on a state-of-the-art plasma trap confining …

The first measurement of plasma density in an ECRIS-like device by means of a frequency-sweep microwave interferometer

D Mascali, G Torrisi, O Leonardi, G Sorbello… - Review of Scientific …, 2016 - pubs.aip.org
The note presents the first plasma density measurements collected by a novel microwave
interferometer in a compact Electron Cyclotron Resonance Ion Sources (ECRIS). The …

Numerical and experimental characterization of RF waves propagation in ion sources magnetoplasmas

G Torrisi, D Mascali, G Sorbello… - … on Antennas and …, 2018 - ieeexplore.ieee.org
This paper describes 3-D numerical simulations and radio frequency (RF) measurements of
wave propagation in microwave-heated magnetized plasmas of ion sources. Full-wave …

The Flexible Plasma Trap (FPT) for the production of overdense plasmas

S Gammino, L Celona, D Mascali… - Journal of …, 2017 - iopscience.iop.org
Abstract Electron Cyclotron Resonance Ion Sources are currently the most efficient ion
sources among those used in facilities dedicated to nuclear physics. The need for a more …

Real-time electron density measurement technique using a microwave resonant probe for low-pressure plasmas

F Boni, J Jarrige, V Désangles - Journal of Physics D: Applied …, 2024 - iopscience.iop.org
This paper presents a technique to perform a time-resolved electron density measurement in
a plasma using a microwave resonant probe named curling probe and a Voltage Controlled …

Electromagnetic inverse profiling for plasma diagnostics via sparse recovery approaches

L Di Donato, AF Morabito, G Torrisi… - … on Plasma Science, 2019 - ieeexplore.ieee.org
The 1-D single-view multifrequency electromagnetic inverse scattering problem, or inverse
profiling, is addressed to provide effective means for plasma diagnostics, taking into account …

RF and microwave diagnostics for compact plasma traps and possible perspectives for fusion devices

G Torrisi, E Naselli, L Di Donato… - Journal of …, 2022 - iopscience.iop.org
Plasma diagnostics is a topic having a great impact on R&D in compact ion sources as well
as in large fusion reactors. Towards this aim, non-invasive microwave diagnostics …

Line integrated density measurements on the Versatile Experiment Spherical Torus (VEST) using frequency sweep interferometer

SH Seo, J Wang, SJ Lee, JH Byun… - Plasma Physics and …, 2023 - iopscience.iop.org
A frequency sweep interferometer (FSI) operating in the frequency range of 50–75 GHz is
installed in the versatile experiment spherical torus spherical tokamak to measure the line …

A new interferometric/polarimetric setup for plasma density measurements in compact microwave-based ion sources

G Torrisi, E Naselli, D Mascali, G Castro… - Journal of …, 2017 - iopscience.iop.org
Abstract A K-band (18.5÷ 26.5 GHz) microwave interferometry/polarimetry setup, based on
the Frequency-Modulated Continuous-Wave (FMCW) method, has been developed at INFN …