About SANMARTIN J R
About Univ. Politecnica de Madrid, Madrid, ESP
About MARTINEZ-SANCHEZ M
About Massachusetts Inst. Technology, Massachusetts
About AHEDO E
About Massachusetts Inst. Technology, Massachusetts
About Journal of Propulsion and Power
About tethered satellite
About Space crafts
About 電気力学
About テザー
About 裸線
About アノード