2008•Materials science forumOpen access

Interlaboratory Comparison of Positron Annihilation Lifetime Measurements

Kenji Ito, Toshitaka Oka, Yoshinori Kobayashi, Yasuyuki Shirai, Kazuhiro Wada, Megumi Matsumoto, Masanori Fujinami, Tetsuya Hirade, Yoshihide Honda, Hiroyuki Hosomi, Yasuyoshi Nagai, Koji Inoue, Haruo Saito, Kouji Sakaki, K. Sato, Akira Shimazu, Akira Uedono

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Abstract

An interlaboratory comparison for positron annihilation lifetime (PAL) measurements for pure nickel and fused silica was performed. Based on the reported positron (for nickel) and positronium (for fused silica) lifetimes, the uncertainties in the PAL measurements were estimated.

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Key concepts: Positronium, Positron annihilation, Positron, Materials science, Annihilation, Nickel, Positron Lifetime Spectroscopy, Nuclear physics