o Power processing technology development for radiation resistant control electronics, EMI suppression, and long-life, high efficiency transformers with weight constraints. 4. Structures and Controls o Development of integrated structure/control systems for large lightweight systems. 5. Materials o Determine outgassing/UV/particle radiation effects on composite materials and coatings. o Longterm stability of composites and other materials in GEO and LEO environments. 6. Construction o Space fabrication techniques and equipment (beam builder) development, including the accrual of space operational experience with such equipment. o Manned remote work station and large-scale crane-manipulator development including docking and berthing techniques. o Hardware deployment, handling, and installation techniques for solar array blankets, power conductors, structural elements, and antenna subarrays. 7. Space Transportation o Electric propulsion technology development; thrusters and controls. o Large liquid-fueled rocket engine development for low cost, long-life HLLV operations. o Fluids handling and transfer technology for use in orbit.
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