Solidot: LUX地下实验没有发现暗物质信号

Solidot

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LUX地下实验没有发现暗物质信号
http://solidot.org.feedsportal.com/c/33236/f/556826/s/3322d6e7/sc/17/l/0L0Ssolidot0Borg0Cstory0Dsid0F370A46/story01.htm
Oct 31st 2013, 10:17

暗物质可能是最令人感到挫折的物质，宇宙85%的物质是暗物质，而我们只能通过引力效应到探测它们的存在，至今为止我们只知道它不是普通物质也不是中微子。现在，科学家再次报导了令人失望的消息：大型地下氙探测器（LUX）实验的美国物理学家称，首批探测数据没有发现任何暗物质的信号。LUX是目前建造的最灵敏暗物质探测器，利用超过300公斤液氙在1400米的地下深处，探测穿过地球偶然与氙核碰撞的暗物质粒子信号。This entry passed through the Full-Text RSS service — if this is your content and you're reading it on someone else's site, please read the FAQ at fivefilters.org/content-only/faq.php#publishers. Five Filters recommends: Massacres That Matter - Part 1 - 'Responsibility To Protect' In Egypt, Libya And SyriaMassacres That Matter - Part 2 - The Media Response On Egypt, Libya And SyriaNational demonstration: No attack on Syria - Saturday 31 August, 12 noon, Temple Place, London, UK



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