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A Long Short-Term Memory Network for Plasma Diagnosis from Langmuir Probe Data. [PDF]

open access: goldSensors (Basel), 2022
Electrostatic probe diagnosis is the main method of plasma diagnosis. However, the traditional diagnosis theory is affected by many factors, and it is difficult to obtain accurate diagnosis results. In this study, a long short-term memory (LSTM) approach
Wang J   +5 more
europepmc   +5 more sources

Langmuir Probe Diagnostics with Optical Emission Spectrometry (OES) for Coaxial Line Microwave Plasma

open access: yesApplied Sciences, 2020
The Langmuir probe is a feasible method to measure plasma parameters. However, as the reaction progresses in the discharged plasma, the contamination would be attached to the probe surface and lead to a higher incorrect electron temperature.
Chi Chen   +5 more
doaj   +2 more sources

Design and construction of Langmuir probe diagnostic system for determination of temperature, ion and electron density and potential in IR-IECF device [PDF]

open access: diamondمجله علوم و فنون هسته‌ای, 2023
This paper aims to design and construct a Langmuir probe diagnostic system for plasma parameters measurement in the Iranian Inertial Electrostatic Confinement Fusion (IR-IECF) device.
M. Ghapanvari   +3 more
openalex   +2 more sources

The swarm Langmuir probe ion drift, density and effective mass (SLIDEM) product [PDF]

open access: goldEarth, Planets and Space, 2022
Key points A new data product for Swarm along-track ion drift velocity, density and effective mass has been derived The addition of faceplate current to ion admittance enables a refinement to Swarm ion density The estimations have been validated against ...
I. P. Pakhotin   +3 more
openalex   +2 more sources

LINDA – the Astrid-2 Langmuir probe instrument [PDF]

open access: yesAnnales Geophysicae, 2001
Abstract. The Swedish micro-satellite Astrid-2, designed for studies in magnetosperic physics, was launched into orbit on 10 December 1998 from the Russian cosmodrome Plesetsk. It was injected into a circular orbit at 1000 km and at 83 degrees inclination.
Holback, B.   +7 more
openaire   +4 more sources

Statistical analysis of C/NOFS planar Langmuir probe data [PDF]

open access: goldAnnales Geophysicae, 2014
The planar Langmuir probe (PLP) onboard the Communication/Navigation Outage Forecasting System (C/NOFS) satellite has been monitoring ionospheric plasma densities and their irregularities with high resolution almost seamlessly since May 2008 ...
Emanoel Costa   +2 more
openalex   +3 more sources

Design and operation of a high-heat flux, flush-mounted ‘rail’ Langmuir probe array on Alcator C-Mod

open access: goldNuclear Materials and Energy, 2016
A poloidal array of toroidally-extended, flush-mounted ‘rail’ Langmuir probes was recently installed on Alcator C-Mod's vertical target plate divertor. The aim was to investigate if a Langmuir probe array could be designed to survive reactor-level heat ...
A.Q. Kuang   +4 more
openalex   +3 more sources

DC Langmuir Probe for Measurement of Space Plasma: A Brief Review [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2015
Herein, we discuss the in situ measurement of the electron temperature in the ionosphere/plasmasphere by means of DC Langmuir probes. Major instruments which have been reported are a conventional DC Langmuir probe, whose probe voltage is swept; a ...
Koichiro Oyama
doaj   +2 more sources

The Langmuir Probe onboard CSES: data inversion analysis method and first results

open access: yesEarth and Planetary Physics, 2018
The Langmuir Probe (LAP), onboard the China Seismo-Electromagnetic Satellite (CSES), has been designed for in situ measurements of bulk parameters of the ionosphere plasma, the first Chinese application of in-situ measurement technology in the field of ...
Rui Yan   +6 more
doaj   +2 more sources

Measurement of the breathing mode oscillations in Hall thruster plasmas with a fast-diving triple Langmuir probe

open access: green, 2020
We developed a novel measurement apparatus and data processing technique that allow for the quantitative reconstruction of the effects of breathing mode oscillations on the main properties of the plasma in Hall thrusters. The approach is based on the use
Vittorio Giannetti   +2 more
openalex   +3 more sources

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