Electric Quadrupole Transitions near $A = 16$ : the Lifetimes of the $N^{16}$ 0.120-, $F^{18}$ 1.125-, $F^{19}$ 0.197-, and ${Ne}^{19}$ 0.241-MeV Levels

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20 March 1967

journal article
research article
Published by American Physical Society (APS) in Physical Review B

Vol. 155 (4) , 1089-1095
DOI:10.1103/physrev.155.1089

Abstract

Continuing a program to study

E 2

lifetimes in the neighborhood of

A = 16

, we have remeasured the mean lifetimes of the following states: the 0.197-MeV level of

F^{19}

; the 0.241-MeV level of

{Ne}^{19}

; the 0.120-MeV level of

N^{16}

; and the 1.125-MeV level of

F^{18}

. We find (129.9±2.3) ×

10^{- 9}

sec, (26.6±1.2)×

10^{- 9}

sec, (7.58±0.09) ×

10^{- 6}

sec, and (221±21) ×

10^{- 9}

sec, respectively.

Keywords

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