List of all citations.

Journal Publication

  1. Fernandez-Coppel J., Marian J., Wirz R., "Fully Discrete Model of Kinetic Ion-Induced Electron Emission from Metal Surfaces ," Journal of Applied Physics, February 2024 .
  2. Thomas A., Lemmer K., "Time-resolved Ion Energy Measurements Using a Retarding Potential Analyzer for Electric Propulsion Applications," Review of Scientific Instruments, 2024.
  3. Tran H., Chew H.B., "Transient to Steady-State Morphology Evolution of Carbon Surfaces under Ion Bombardment: Monte Carlo Simulations ," Acta Materialia, 2024.
  4. Kuldinow, D., Yamashita, Y., Mansour, A., Hara, K., "Ten-Moment Fluid Model with Heat Flux Closure for Gasdynamic Flows," Journal of Computational Physics, 2024 .
  5. Gottfried, J., Yalin, A., "Krypton Tagging Velocimetry in the Plume of a Plasma Hollow Cathode," Optics Continuum, 2024 .
  6. Gottfried, J., Antozzi, S., Stienike, J., Thompson, S. Williams, J., Yalin, A., "Temporally Resolved Relative Krypton Neutral Density During Breathing Mode of a Hall Effect Thruster Recorded by TALIF," Journal of Electric Propulsion, 2024.
  7. Sabiston, G., Wirz, R.E., "Ion-Surface Interactions in Plasma-Facing Material Design," Journal of Applied Physics, 2024.
  8. Jovel, D., Cabrera, J., Walker, M., "Hall Effect Thruster Impedance Characterization in Ground-Based Vacuum Test Facilities ," Journal of Electric Propulsion, 2024.
  9. Roberts, P. J., Jorns, B. A., "Laser Measurement of Anomalous Electron Diffusion in a Crossed-Field Plasma," Physical Review Letters, 2024.
  10. Tran H., Chew H.B., "Surface Morphology and Carbon Structure Effects on Sputtering: Bridging Scales between Molecular Dynamics Simulations and Experiments," Carbon 2023.

Conference Papers

  1. Sabiston, G., Wirz, R.E., "Electric Propulsion Vacuum Chamber Design Approaches for Reducing Sputtering Effects," IEPC-2024-187, 38th International Electric Propulsion Conference, Toulouse, France, June 23-28,2024.
  2. Cowan, R.W., Biswas, S., Franz, L.K., Cretel, C., Obenchain, R.A., Wirz, R.E., "Hall Thruster Krypton Sputtering Effects on Vacuum Facility Materials," IEPC-2024-549, 38th International Electric Propulsion Conference, Toulouse, France, June 23-28,2024.
  3. Biswas, S., Obenchain, R.A., Cowan, R.W., Wirz, R.E., "Review of PMI data for HET-Induced Erosion of Facility Surfaces," IEPC-2024-532, 38th International Electric Propulsion Conference, Toulouse, France, June 23-28,2024.
  4. Thomas, A., Lemmer, K., Cabera, J., Walker, M., Topham, T., Foster, J., "High-Speed Far-Field Energy Measurements in a 9-kW Hall Effect Thruster for Model Inference and Calibration," IEPC-2024-459, 38th International Electric Propulsion Conference, Toulouse, France, June 23-28,2024.
  5. Taghizadeh, E., Obenchain, R.A., Franz, L.K., Wirz, R.E., "Electric Propulsion Facility Optimization via Reduced Order Modeling," IEPC-2024-588, 38th International Electric Propulsion Conference, Toulouse, France, June 23-28,2024.
  6. Cabrera, J., Jovel, D., Walker, M., "Pressure Facility Effects on the Impedance Characteristics of a 9-kW HET," IEPC-2024-808, 38th International Electric Propulsion Conference, Toulouse, France, June 23-28,2024.
  7. Eckels, J., Marks, T., Aksoy, D., Vutukury, S., Gorodetsky. A., "Dynamic Mode Decomposition for Particle-In-Cell of a Hall Thruster and Plume," IEPC-2024-412, 38th International Electric Propulsion Conference, Toulouse, France, June 23-28,2024.
  8. Nishii, K., Levin, D., "Numerical Study of Facility Effects on Gridded Ion Thrusters through a Multi-GPU PIC-DSMC Solver," IEPC-2024-323, 38th International Electric Propulsion Conference, Toulouse, France, June 23-28, 2024.
  9. Suzuki, S., Hara K., "Elastic Electron-Neutral Collision Effect on Cross-Field Electron Transport," IEPC-2024-541, 38th International Electric Propulsion Conference, Toulouse, France, June 23-28,2024.
  10. Hara K., "Data Assimilation Techniques for Plasma Dynamics and Chemistry for Electric Propulsion System," IEPC-2024-710, 38th International Electric Propulsion Conference, Toulouse, France, June 23-28,2024.
  11. Roberts, P. J., Allen, M. G., Brick, D. G., Jorns, B. A., "Empirical Closures for Momentum and Energy Transport in Hall Thrusters based on Thomson Scattering Measurements," IEPC-2024-393, 38th International Electric Propulsion Conference, Toulouse, France, June 23-28,2024.
  12. Hara K., Zivre T., Yamashita, Y., Troyetsky, D. E., Jovel, D., Cabrera, J., Walker, M., "Model Based Extrapolation of Hall Thruster Electrical Impedance Between Test Facilities," IEPC-2024-711, 38th International Electric Propulsion Conference, Toulouse, France, June 23-28,2024.
  13. Denig A., Hara K., "Partially Magnetized Plasma Instabilities in a Three-Dimensional Particle-In-Cell Simulation," IEPC-2024-852, 38th International Electric Propulsion Conference, Toulouse, France, June 23-28,2024.
  14. Brick, D.G., Jorns, B. A., "Model Based Investigation of Anomalous Energy Transport in a Magnetically-Shielded Hall Thruster," IEPC-2024-411, 38th International Electric Propulsion Conference, Toulouse, France, June 23-28,2024.
  15. Oh B., Hurley W., Zoppi G., May C., Whittaker C., Jorns B.A., "Carbon Backsputter Mitigation with a Retarding Beam Dump," IEPC-2024-504, 38th International Electric Propulsion Conference, Toulouse, France, June 23-28,2024.
  16. Allen, M., Roberts, P., Jorns, B., "Direct Measurements of the Pressure Dependence of the Electron Temperature in a Magnetically Shielded Hall Thruster," IEPC-2024-821, 38th International Electric Propulsion Conference, Toulouse, France, June 23-28,2024.
  17. Franze, L.K., Wirz, R.E., "Xe-C Scattering, Implantation, and Sputtering Analysis for EP Systems," IEPC-2024-552, 38th International Electric Propulsion Conference, Toulouse, France, June 23-28,2024.
  18. Jovel, D., Walker, M., "Current Pathways Model for Hall Thruster Plumes in Ground-based Vacuum Test Facilities," AIAA-2024-2365, 2024 SciTech, Orlando, FL, January 8-12, 2024.
  19. Antozzi S., Gottfried J., Williams, J., Yalin A., "Cavity Ring-Down Spectroscopy (CRDS) Measurements of Barium Emitted from a Hollow Cathode," AIAA-2024-0922, 2024 SciTech, Orlando, FL, January 8-12, 2024.
  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-2024-2367, 2024 SciTech, Orlando, FL, January 8-12, 2024.
  21. Sabiston, G., Wirz, R.E., "Thrust Densification of Space Electric Propulsion Systems via Volumetrically Complex Materials," AIAA-2024-1136, 2024 SciTech, Orlando, FL, January 8-12, 2024.
  22. Hurley, W., Hortrop, C., Whittaker, C., et al, "Methods for Mitigating Backsputter in Electric Propulsion Test Facilities II: Beam Halter Demonstration during Hall Thruster Testing," AIAA-2024-2368, 2024 SciTech, Orlando, FL, January 8-12, 2024.
  23. Roberts, P. J., Jorns, B.A., "Inferring Electron Heat Flux in a High-Power Hall Thruster with Incoherent Thomson Scattering," AIAA-2024-1957, 2024 SciTech, Orlando, FL, January 8-12, 2024.
  24. Obenchain R., Wirz R., "Neutral Ingestion Compensation for Gridded Ion Thrusters via Modeling and Analysis," AIAA-2024-1548, 2024 SciTech, Orlando, FL, January 8-12, 2024.
  25. Allen, M., Marks, T., Eckels, J., Gorodetsky, A., Jorns, B., "Optimal Experimental Design for Inferring Anomalous Electron Transport in a Hall Thruster," AIAA-2024-2164, 2024 SciTech, Orlando, FL, January 8-12, 2024.
  26. Cretel, C., Wirz, R.E., "Ion Optics Model for Rapid Assessment of Gridded Ion Thruster Performance and Life," AIAA-2024-1550, 2024 SciTech, Orlando, FL, January 8-12, 2024.
  27. 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 - 2023-0842, National Harbor, MD, January 23-27, 2023.
  28. 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.
  29. Thomas A., Watts H., Lemmer K.,, "Development and Initial Testing of a Plasma Confinement Cage," IEPC-2022-160, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022.
  30. Byrne M., Roberts P., Jorns B., "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.
  31. 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.
  32. 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.
  33. 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.
  34. 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.
  35. 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.
  36. 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.
  37. 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.
  38. 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.
  39. Tran H., Chew H.B., "Quantifying the Sputtering Response of Graphitic Structures with Molecular Dynamics Simulations," IEPC-2022-592, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022.
  40. Clark S., *Tompkins J., *Nishii K., et al, "Development of Isotopic Carbon Labelling Diagnostic for Electric Propulsion," IEPC-2022-163, 37th International Electric Propulsion Conference, Boston, Massachusetts, June 19-23, 2022.