A kind of atomic beam intensity detector, hot-wire detector, is designed and made by the authors.

一种自行研制的原子来信号专用测量仪器，即原子束热丝探测仪。

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Since every isotope that spews gamma or X rays or charged particles does so in a unique way--an atomic fingerprint, of sorts--the color and intensity of the flash tells the detector which isotope is present and in what quantity.

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