Positron annihilation study in Ca2+ and
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N. M. Nancheva; K. I. Terzijski; P. L. Mishev
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Article
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1988
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John Wiley and Sons
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English
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## Positron Annihilation Study in Ca2+ and Sr2+ -Doped KCI? Positron lifetime and three photon annihilation measurements are reported in KCI : Ca2 + and KCI: Sr2+. The present results clearly demonstrate that the positron essentially depends on the kind of Me2+ and impurity concentration in these