rootbrowseIAC-10C4session 11. Propulsion Systems IPapers1. Overview of current state of activities related to rocket propulsion R&D in Russia2. Research Progress of Reusable Liquid Rocket Engine in JAXA3. Regenerative Cooling Cycle LOX/Methane Engine and Some Other Hydrocarbon Fueled Rocket Engine Studies4. Development of a 35kN-Thrust-Class Closed-Cycle Hydrogen Peroxide / Kerosene Engine5. progress of the vinci engine development6. Aerojet High-Performance Bipropellant Apogee Engines7. History and Status of Aerojet Mars Lander Propulsion Activities8. REGULATION SYSTEMS OF THE CYCLONE-4 LV UPPER STAGE MAIN LIQUID ROCKET ENGINE9. Rocket propulsion using unitary paste-like propellant. Experimental investigations of paste-like propellant and results of PRM fire tests10. Hot-Fire Test of a Turbopump for a 30 Ton Class Engine11. First Results from TP-X Turbine Tests and Verification Results from Vinci Turbines in Engine Testing