New pi + lifetime measurement.
New pi + lifetime measurement.
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新的 pi 寿命测量。
DOI：
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发表时间：
1995
期刊：
影响因子：
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通讯作者：
Fujiwara
中科院分区：
文献类型：
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作者：
Numao;Macdonald;Marshall;Olin;Fujiwara
A time spectrum of surface muons from the decay {pi}{sup +}{r_arrow}{mu}{sup +}{nu} ({ital P}{sub {mu}}{sup +}=30 MeV/{ital c}) was measured using a secondary beam channel as a spectrometer, yielding the pion lifetime {tau}{sub {pi}}=26.0231{plus_minus}0.0050 (stat){plus_minus}0.0084(syst) ns.
A time spectrum of surface muons from the decay {pi}{sup +}{r_arrow}{mu}{sup +}{nu} ({ital P}{sub {mu}}{sup +}=30 MeV/{ital c}) was measured using a secondary beam channel as a spectrometer, yielding the pion lifetime {tau}{sub {pi}}=26.0231{plus_minus}0.0050 (stat){plus_minus}0.0084(syst) ns.