THE number of close pairs of stars formed in ‘Nuclear Research’ emulsion is greater than expected if the stars are independent and distributed at random 1,2. It was suggested that a neutral radiation ...
IT is of great interest, particularly in cosmic ray experiments, to employ scintillation counters which have a large sensitive area. The first essential is a large transparent crystal. Crystals of ...
Scintillation Counters When certain substances are hit by a ray or particle, they emit light. Joined to a device which amplifies the flash, they make an instrument of great versatility and large ...
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