1. Robert Slaughter Space Physics Embry-Riddle Aeronautical University
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Near-Term Antimatter Propulsion A Positron Thermal Rocket An Outlined Lunar Mission Concept
Robert Slaughter Space Physics Embry-Riddle Aeronautical University
April 19, 2008
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2. Overview PTR GEANT4 ANSYS FEM FLUENT CFD Mission Concept
Mission Conclusion
Conclusion
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3. PTR
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4. April 19, 2008
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5. PTR Fuel Rod
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6. A PTR Engine
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7. GEANT4
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8. Data Analysis
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9. Temperature Distribution
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10. Temperature Distribution
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11. Finite Element Modeling (FEM)
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12. ANSYS FEM
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13. Computational Fluid Dynamics FLUENT (CFD)
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14. April 19, 2008
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15. FLUENT CFD
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16. Lunar Mission Concept
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17. ~2.5 more efficient than a pure chemical propulsion system
Mission Conclusion
35,000 kg Lunar payload
~2.5 more efficient than a pure chemical propulsion system
Including production cost potential to save billions!
April 19, 2008
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18. 5.8 micrograms of positrons per kg of device
Positron Storage
0.03 grams
5.8 micrograms of positrons per kg of device
Current capability picograms of positrons per kg of device
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19. Conclusion PTR GEANT4 ANSYS FEM FLUENT CFD Mission Concept
Mission Conclusion
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20. Acknowledgements Holly Szumila William Taitano Dr. Darrel Smith
Jonathan Webb
April 19, 2008
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