University of Chicago cosmologist Juan Collar believes his group may have spotted a dark matter signal in their detector inside an abandoned mine in Soudan, Minnesota.

芝加哥大学的宇宙学家胡安·科勒认为他的研究小组可能已经通过他们在明尼苏达州的苏丹的一个废弃矿井里的探测器，定位到了暗物质信号。

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University of Chicago cosmologist Juan Collar believes his group may have spotted a dark matter signal in their detector inside an abandoned mine in Soudan Minnesota.

芝加哥大学的宇宙学家胡安·科勒认为他的研究小组可能已经通过他们在明尼苏达州的苏丹的一个废弃矿井里的探测器，定位到了暗物质信号。

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The systems transfer function is analyzed, especially the one of the filter which is connected between VFD and the phase detector, and it should be established on the group delay concept.

根据功能，认为变频器输出电压滤波器的传递函数需要使用群时延概念，为更精确地分析这类问题提供了依据。

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Using the underground Sudbury neutrino detector, an international group of researchers has been able to determine that the observed number of electron-neutrinos is only a fraction of the total number emitted from the Sun - clear evidence that the particles change type en route to Earth.

BBC: SNO, SNO

Working on a leash, one of the group's trained African rats can clear an area in 30 minutes that would normally take someone with a metal detector two days, Mr. Cox said.

WSJ: Sniffing Out a More-Efficient Mine Sweeper