They used a powerful X-ray source called a synchrotron, which uncovered metals within the ancient fossilised feathers.

他们使用同步加速器作为强X射线源，可以发现古化石羽毛中的金属成分。

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A fading X-ray source was seen as well, though no optical afterglow was detected by Swift.

还观测到了一个逐渐减弱的X射线源，但是Swift(雨燕号？)没有发现光学余辉。

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A method detecting and measuring the intensity of spectrum from laser plasma soft X-ray source is presented.

提出了一种新的探测和测量激光等离子体软X射线源光谱强度的方法。

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X-ray source around the patient, and simultaneously rotates a set of electronic receptors on the opposite side.

ECONOMIST: Chopping wood

Besides revealing clues about the lost galaxy, the black hole itself, called HLX-1 (Hyper-Luminous X-ray source 1), is scientifically interesting, researchers said.

MSN: Rare Black Hole Survives Galaxy's Destruction

"It's correlating the increasing intensity in different bands that provides really important clues about the structure of the source, " Prof Madejski - a co-investigator on the NuStar X-ray telescope, told BBC News.

BBC: Blazar Markarian 421's flare-up is cosmic coincidence