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Irradiation-induced change of valence of Cr3+ ions doped in alkali sulphates |
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| Authors: | A A Alybakov V A Gubanova K Kudabaev K Sharsheev |
| Abstract: | It is shown by means of investigation of both optical absorption spectra and Roentgen K -lines of chromium doped in LiKSO4, LiNaSO4, and Li2SO4 · H2O crystals, that X-irradiation results in change of the impurity charge in a following way: Cr3+ + h → Cr4, Cr4+ + h → Cr5+. |
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