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Luca Leporini, Ferhat Yaman, Tommaso Andreussi and Vittorio Giannetti
Hall thrusters are plasma-based devices that have established themselves as one of the most attractive and mature electric propulsion technologies for space applications. These devices often operate in a regime characterized by low frequency, large ampli...
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Sang Hun Kang
To develop technologies for the stable operation of electric propulsion systems, the effects of charge exchange (CEX) on the exhaust plume of a Hall thruster were studied using the particle-in-cell direct simulation Monte Carlo (PIC-DSMC) method. For the...
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Ethan P. Hopping, Wensheng Huang and Kunning G. Xu
This paper presents the design and performance of the UAH-78AM, a low-power small Hall effect thruster. The goal of this work is to assess the feasibility of using low-cost 3D printing to create functioning Hall thrusters, and study how 3D printing can e...
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Vittorio Giannetti, Manuel Martín Saravia, Luca Leporini, Simone Camarri and Tommaso Andreussi
One of the main oscillatory modes found ubiquitously in Hall thrusters is the so-called breathing mode. This is recognized as a relatively low-frequency (10?30 kHz), longitudinal oscillation of the discharge current and plasma parameters. In this paper, ...
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Hugonnaud Valentin and Mazouffre Stéphane
Over the last decade electric propulsion devices have evolved from laboratory units to qualified space hardware. Due to the diversity of concepts numerous electric thruster technologies are available on the new space market. Each technology has a specifi...
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Matthew Baird, Thomas Kerber, Ron McGee-Sinclair and Kristina Lemmer
Hall effect thrusters (HETs) are an increasingly utilized proportion of electric propulsion devices due to their high thrust-to-power ratio. To enable an accessible research thruster, our team used inexpensive materials and simplified structures to fabri...
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Daniela Pedrini, Cosimo Ducci, Ugo Cesari, Tommaso Misuri and Mariano Andrenucci
SITAEL is active in the field of electric propulsion and is involved in the development of different thruster technologies?mainly Hall thrusters (HTs)?of power levels ranging from 100 W up to 20 kW. Low-power HTs are the most effective choice to perform ...
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George-Cristian Potrivitu, Yufei Sun, Muhammad Wisnuh Aggriawan bin Rohaizat, Oleksii Cherkun, Luxiang Xu, Shiyong Huang and Shuyan Xu
The age of space electric propulsion arrived and found the space exploration endeavors at a paradigm shift in the context of new space. Mega-constellations of small satellites on low-Earth orbit (LEO) are proposed by many emerging commercial actors. Natu...
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Ethan Dale, Benjamin Jorns and Alec Gallimore
The research challenges for electric propulsion technologies are examined in the context of s-curve development cycles. It is shown that the need for research is driven both by the application as well as relative maturity of the technology. For flight qu...
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Manuel Martín Saravia, Luca Bernazzani, Alessio Ceccarini, Alfio Emanuele Vinci and Fabrizio Paganucci
Iodine is considered as a feasible alternative to xenon as a propellant for electric propulsion systems, thanks to its good propulsive performance, high availability, and high storage density. However, as iodine is stored in solid state at ambient temper...
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