Aquoluminescence from Gamma-irradiated Alkali Halides

Nature ◽  
1970 ◽  
Vol 228 (5269) ◽  
pp. 357-358 ◽  
Author(s):  
H. J. ARNIKAR ◽  
P. S. DAMLE ◽  
B. D. CHAURE ◽  
B. S. MADHAV RAO
1989 ◽  
Vol 137 (4-5) ◽  
pp. 213-216 ◽  
Author(s):  
T. Hagihara ◽  
Y. Hayashiuchi ◽  
Y. Kojima ◽  
Y. Yamamoto ◽  
S. Ohwaki ◽  
...  

1989 ◽  
Vol 131 (1) ◽  
pp. 95-103 ◽  
Author(s):  
H. J. Arnikar ◽  
S. Nilegaonkar ◽  
S. B. Bhosale ◽  
A. H. Kapadi

1978 ◽  
Vol 56 (12) ◽  
pp. 1527-1530 ◽  
Author(s):  
S. Dannefaer ◽  
D. P. Kerr ◽  
G. W. Dean ◽  
B. G. Hogg

A systematic investigation of 17 gamma-irradiated alkali halides using positron lifetime and Doppler broadening techniques has been performed. For eight of the alkali halides (NaCl, NaBr, KCl, KBr, KI, RbCl, RbBr, and RbI), a new lifetime with values between 1.0 and 1.3 ns is attributed to positrons trapped in F centres. Despite large F centre concentrations in LiF, LiCl, LiBr, and NaF, no such lifetime component is observed in these samples. Doppler broadening measurements show that in nearly all cases the momentum distribution becomes narrower upon irradiation. The experimental data are discussed in view of a recent theoretical treatment of the positron – F centre problem.


1973 ◽  
Vol 34 (C9) ◽  
pp. C9-425-C9-430 ◽  
Author(s):  
L. B. HARRIS ◽  
J. L. SCHLEDERER
Keyword(s):  

1976 ◽  
Vol 37 (C7) ◽  
pp. C7-253-C7-259 ◽  
Author(s):  
C. R.A. CATLOW ◽  
J. CORISH ◽  
K. M. DILLER ◽  
P. W.M. JACOBS ◽  
M. J. NORGETT

1976 ◽  
Vol 37 (C7) ◽  
pp. C7-86-C7-86
Author(s):  
M. T. MONTOJO ◽  
F. JAQUE ◽  
C. SÁNCHEZ
Keyword(s):  

1980 ◽  
Vol 41 (C6) ◽  
pp. C6-68-C6-71 ◽  
Author(s):  
J. Corish ◽  
J. M. Quigley ◽  
C. R. A. Catlow ◽  
P. W.M. Jacobs
Keyword(s):  

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