[bbq490 (OP)]

source from newbielink:http://physicsworld.com/cws/article/news/42826 [nonactive]

[bbq490 (OP)]

what is g1?
what is g2?
and what is the meaning of daughter line?
thanks all

[yor_on]

The light blue track is the one likely induced by the decay of a tau lepton produced by a tau neutrino.

[Soul Surfer]

The article explains what is going on quite well.  the photograph shows diagrammatically measured paths of particles that were passing through the detector at the time of the event described.  most of the tracks are not relavant.

[bbq490 (OP)]

The article explains what is going on quite well.  the photograph shows diagrammatically measured paths of particles that were passing through the detector at the time of the event described.  most of the tracks are not relavant.

then what is g1 and g2 , daughter track means??