The Electric Thruster That Could Send Humans to Mars

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Sources:

https://www.grc.nasa.gov/WWW/hall/overview/overview.htm
https://technology.nasa.gov/patent/LEW-TOPS-34
https://ocw.mit.edu/courses/aeronautics-and-astronautics/16-522-space-propulsion-spring-2015/lecture-notes/MIT16_522S15_Lecture16.pdf
https://www.aps.org/units/dfd/meetings/upload/Gallimore_APSDFD08.pdf
https://courses.ess.washington.edu/ess-102/FALL12/Lecture24_ElectricPropulsion_v2.pdf
https://iepc2017.org/sites/default/files/speaker-papers/iepc-2017-232_hofer_r05.pdf
https://www.nasa.gov/centers/glenn/about/fs21grc.html
https://descanso.jpl.nasa.gov/SciTechBook/series1/Goebel_05_Chap5_Grids.pdf

Psyche:
https://www.jpl.nasa.gov/missions/psyche/
https://psyche.asu.edu/2018/01/19/electric-thrusters-psyche-spacecraft-work/
https://psyche.asu.edu/get-involved/capstone-projects/capstone-projects-iron-class/xenon-flow-controller-famu-fsu/

X3:
https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/20190004993.pdf
https://www.nasa.gov/feature/development-of-a-long-life-50-kw-class-nested-hall-thruster/
https://news.engin.umich.edu/2017/10/thruster-for-mars-mission-breaks-records/