Beta-decay spectrum | Article about beta-decay spectrum by The Free Dictionary
beta-decay spectrum[′bād·ə di′kā ‚spek·trəm]
The distribution in energy or momentum of the beta particles arising from a nuclear disintegration process.
References in periodicals archive
Factoring in both the positional dependence of the effciency and the beta-decay spectrum
of the electrons, we obtain a detection effciency of (48 [+ or -] 6) % when photomultiplier tube (PMT) threshold levels are set to three or more photoelectrons (see Ref.
However, this tail end of the tritium beta-decay spectrum
has a puzzling feature.
Koonin of the California Institute of Technology in Pasadena has now shown that electrons surrounding an atomic nucleus have a discernible but hitherto overlooked effect on a given radioactive isotope's beta-decay spectrum
. Reporting in the Dec.