Like LIGO, VIRGO is a so-called Michelson interferometer: light from a laser passes a beam splitter and travels down two perpendicular evacuated pipes.
Like LIGO, VIRGO is a so-called Michelson interferometer: light from a laser passes a beam splitter and travels down two perpendicular evacuated pipes.
和LIGO一样，VIRGO基本上是一具「迈克生干涉仪」，来自雷射的光束通过射束分离器，然后分别循两条相互垂直的真空管道行进。