标题： GEO600的升级 显示英文标题

标题： The upgrade of GEO600

摘要： 德国/英国的引力波探测器GEO 600正在升级过程中。 GEO 600的升级过程称为GEO-HF，将集中于提高高频信号的灵敏度和展示先进技术。 在2009年至2011年期间，探测器将经历一系列升级步骤，这些步骤在本文中进行了描述。 显示英文摘要

摘要： The German / British gravitational wave detector GEO 600 is in the process of being upgraded. The upgrading process of GEO 600, called GEO-HF, will concentrate on the improvement of the sensitivity for high frequency signals and the demonstration of advanced technologies. In the years 2009 to 2011 the detector will undergo a series of upgrade steps, which are described in this paper.