NEW TECH A motor with no moving parts

Channel
Breaking Taps
Can we make a reaction wheel using liquid metal and the Magnetohydrodynamic effect? Polzin, Kurt A. Liquid-metal pump technologies for nuclear surface power. No. NASA/TM-2007-214851. 2007. https://ntrs.nasa.gov/api/citations/2...
"Magneto-Hydro-Dynamics Liquid Wheel Actuator for Spacecraft Attitude" https://apps.dtic.mil/sti/tr/pdf/AD10...
Grau, S., Kapitola, S., Weiss, S., & Noack, D. (2021). Control of an over-actuated spacecraft using a combination of a fluid actuator and reaction wheels. Acta Astronautica, 178, 870–880. doi:10.1016/j.actaastro.2020.10.018
Grau, Sebastian. Contributions to the Advance of the Integration Density of CubeSats. Technische Universitaet Berlin (Germany), 2019.
Noack, Daniel, and Klaus Brieß. "Laboratory investigation of a fluid-dynamic actuator designed for CubeSats." Acta Astronautica 96 (2014): 78-82.
Barschke, Merlin, et al. "Initial results from the TechnoSat in-orbit demonstration mission." 32nd Annual AIAA/USU-Conference on Small Satellites. 2018.
Grau, S., D. Noack, and K. Brieß. "Rapid prototyping of a combined channel/pump structure for liquid metal actuators used as angular momentum storage device for picosatellites." Proceedings of the 66th International Astronautical Congress (IAC). 2015.
Grau, S., L. Kobow, and F. Fürstenau. "Investigation of Redundancy Strategies in Fluid-Dynamic Attitude Control." Proceedings of the 68th International Astronautical Congress (IAC), Adelaide, Australia. 2018.
Martens, Bas. "A fluid loop actuator for active spacecraft attitude control-A Parametric Sizing Model and the Design, Verification, Validation and Test with a Prototype on an Air Bearing." (2019).
Gu, Youlin, et al. "Design and analysis of MHD-based momentum ring for satellite attitude adjustment." 4th International Symposium on Power Electronics and Control Engineering (ISPECE 2021). Vol. 12080. SPIE, 2021.