Annihilation of positronium inα-SiO2investigated by combined angular correlation and lifetime measurements
1996 ◽
Vol 54
(21)
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pp. 15051-15055
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2000 ◽
Vol 12
(24)
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pp. 5179-5187
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1999 ◽
Vol 265
(1-2)
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pp. 139-145
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2004 ◽
Vol 329-333
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pp. 967-970
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