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HPGP High Performance Green Propulsion (HPGP) is a rocket propellant developed as a safer alternative to hydrazine.〔(Benefits of green propulsion ), ECAPS〕 HPGP is based on ammonium dinitramide mixed with ammonia and methanol. Its specific impulse is around 235 seconds. The Prisma mission serves as a demonstrator mission for HPGP.〔(PRISMA (Prototype Research Instruments and Space Mission technology Advancement) )〕 == References ==
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「HPGP」の詳細全文を読む
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