搜索结果: 1-2 共查到“星系与宇宙学 The moon”相关记录2条 . 查询时间(0.078 秒)
Observation of the Cosmic Ray Moon shadowing effect with the ARGO-YBJ experiment
Extensive Air Showers, Cosmic Rays, Moon shadow, Geomagnetic fi eld, ARGO-YBJ
2011/7/18
Cosmic rays are hampered by the Moon and a deficit in its direction is expected (the so-called \emph{Moon shadow}). The Moon shadow is an important tool to determine the performance of an air shower a...
Rocket fuel research celebrated on anniversary of moon landing
rocket fuel moon landing Apollo
2009/7/17
When the lunar module took off from the surface of the moon 40 years ago Neil Armstrong and Buzz Aldrin were relying on 4 cubic tonnes of N2O4 — one of the most important rocket propellants ever devel...