Journal Publications

Published:

  1. Jovel, D., Walker, M., “Current Pathways Model of Hall Thruster Plumes in Ground-based Vacuum Test Facilities” Journal of Propulsion and Power, March 2023
  2. Topham T., Hanna E., Levington D., Foster J., “Effect of Background Pressure on Neutralizer Margin and Coupling in Gridded Ion Engines”, Journal of Applied Physics
  3. Tran H., Chew H.B. “Surface Morphology and Carbon Structure Effects on Sputtering: Bridging Scales between Molecular Dynamics Simulations and Experiments” Carbon 2023.
  4. Thomas A., Lemmer K., “Time-resolved ion energy measurements using a retarding potential analyzer – part II – higher frequency, random signals”, Review of Scientific Instruments, Spring 2023

 

Conference Papers

  1. Walker M., "Overview of the Joint AdvaNced PropUlsion InStitute (JANUS),"   IEPC-2022-156, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022. 

  2. Byrne M., "Coupling of Electrical and Pressure Facility Effects in Hall Effect Thruster Testing” IEPC-2022-377, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022.  

  3. Allen M., Eckels J., Byrne M., Gorodetsky A., Jorns B. "Application of Optimal Experimental Design to Characterize Pressure Related Facility Effects in a Hall Thruster” IEPC-2022, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022.  
  4. Wirz R., Gorodetsky A., Jorns B., Walker M. "Predictive Engineering Modeling for Life and Performance Assessment of Electric Propulsion Systems” IEPC-2022-410, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022.
  5. Obenchain R., Wirz R. "Ion Thruster Facility Effects Characterization via Computational Analysis” IEPC-2022-264, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022.
  6. Nishii K., Levin D., Clark S., Tompkins J., Nuwal N., Rovey J.            "Numerical Simulation of Carbon Sputtering for Electric Propulsion in the Ground Facility” IEPC-2022-379, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022.
  7. Troyetsky D.E., Greve C.M., Hara K. "State Estimation for Real-Time Analysis of Dynamic Plasma Properties and Electrical Circuit Effects in Hall Effect Thrusters” IEPC-2022-323, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022. 
  8. Hara K., Denig A.C., Mansour A.R., Tsikata S. "Fluid and Kinetic Plasma Instabilities in Hall Effect Thrusters” IEPC-2022-333, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022.
  9. Greve C.M., Troyetsky D.E., Hara K.    "Real-Time Estimation of Electron Mobility in Hall Effect Thruster Models” IEPC-2022-342, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022.
  10. Denig A.C. Hara K. "Kinetic Model of Plasma Sheath Near a Dielectric-Coated Metal Wall” IEPC-2022-345, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022.
  11. Mansour A.R., Hara K. "Axisymmetric Full-Fluid Moment Model for Cylindrical Plasmas” IEPC-2022-390, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022.
  12. Tran H., Chew H.B. "Quantifying the Sputtering Response of Graphitic Structures with Molecular Dynamics Simulations” IEPC-2022-XXX, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022.
  13. Clark S., *Tompkins J., *Nishii K., et al "Development of Isotopic Carbon Labelling Diagnostic for Electric Propulsion” IEPC-2022-XXX, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022.
  14. Thomas A., Watts H., Lemmer K., "Development and Initial Testing of a Plasma Confinement Cage” IEPC-2022-XXX, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022.
  15. Wegner, T., Dumitrache, C., Yalin, A., “Rate-Equation Modeling of Xe and Kr TALIF for Electric Propulsion Applications”, IEPC-2022-298, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022.
  16. Su L., Gill T.M., Roberts P.J., et al, “Operation and Performance of a Magnetically Shielded Hall Thruster at Ultrahigh Current Densities on Xenon and Krypton” AIAA SciTech - 2023, National Harbor, MD, January 23-27, 2023.
  17. Roberts, P, Brown, Z., Jorns, B., “Non-invasive Characterization of Electron Mach Number in a Hollow Cathode with Incoherent Thomson Scattering" AIAA SciTech - 2023, National Harbor, MD, January 23-27, 2023.
  18. Gottfried J., Antozzi S., Dumitrache C., Yalin A., “Preliminary Krypton Measurements by Two-Photon Absorption Laser Induced Fluorescence (TALIF) in Cold Flow and a Hollow Cathode Plasma" AIAA SciTech - 2023, National Harbor, MD, January 23-27, 2023.  
  19. Antozzi S., Gottfried J., Williams J., Yalin A., “Spatially Resolved Measurements of Krypton by Two-Photon Absorption Laser Induced Fluorescence (TALIF) in a Barium Oxide Hollow Cathode Plasma”, AIAA Aviation 2023 Forum, San Diego, CA, June 12-16, 2023
  20. Thompson, S., Garman, J., Robertson, Z. et al, "Methods for Mitigating Backsputter in Electric Propulsion Test Facilities I:  Beam Halter Concept and Design", AIAA SciTech - 2024, Orlando, FL, January 8-12, 2024
  21. Hurley, Wl, Hortrop, C., Whittaker, C., et al,     "Methods for Mitigating Backsputter in Electric Propulsion Test Facilities II: Beam Halter Demonstration during Hall Thruster Testing", AIAA SciTech - 2024, Orlando, FL, January 8-12, 2024
  22. Antozzi S., Gottfried J., Williams, J., Yalin A.,   "Cavity Ring-Down Spectroscopy (CRDS) Measurements of Barium Emitted from a Hollow Cathode", AIAA SciTech - 2024, Orlando, FL, January 8-12, 2024
  23. Antozzi S., Gottfried J., Thompson, S., Williams, J., Yalin A.,"Krypton Neutral Density Measurements in the Plume of a Hall Effect Thruster with Two-Photon Absorption Laser Induced Fluorescence", AIAA SciTech - 2024, Orlando, FL, January 8-12, 2024
  24. Krishnan, A., Blackburn, M., Lev, D., Saeedifard, M., Walker, M., "Time-resolved Characterization of the Impact of Harness Inductance on Discharge Oscillations", 38th International Electric Propulsion Conference, Toulouse France, June 23-28
  25. Thompson S., Clark S., Tran H., et al, "Sputter Yield Measurements of C13 Coupons", 38th International Electric Propulsion Conference, Toulouse France, June 23-28
  26. Lipscomb C., Hansson K., Boyd I., Stasiukevicius M.  "Three-Dimensional Hybrid Kinetic-Continuum Simulations of Hall Thruster Plumes in Vacuum Chambers", AIAA Aviation 2023 Forum, San Diego, CA, June 12-16, 2023
  27. Nishii K., Levin D., Clark S., Tran H., Rovey J., Chew H.B. "Carbon Sputtering and Transportation in a Ground Facility during Electric Propulsion Testing”, AIAA 2022-3497", AIAA Aviation 2022 Forum, Chicago, IL, June 27-July 1, 2022
  28. Eckels J., Whittaker C., Jorns B., Gorordetsky A. "Optimal Experimental Design to Learn Reduced-Fidelity Models for Porous Electrosprays”, AIAA Aviation 2023 Forum, San Diego, CA, June 12-16, 2023
  29. Thomas A., Lemmer K., Williams J., Rovey J., Walker M., Jorns B., "Time resolved ion energy measurements in HETs vs. testing facility", AIAA SciTech 2024, Orlando, FL, January 8-12