Mössbauer Study of Two-Electron Exchange between Neutral and Ionized Tin Donor Centers in Solid Solutions on the Basis of PbS and PbSe
The Mössbauer spectroscopy with 119Sn isotope shows that tin atoms in Pb1‐xSnxS and Pb1‐xSnxSe solid solutions are electrically active donor centers with charge states determined by acceptor impurities occuring in the solid solutions. The neutral state and the ionized one of the tin donor centers ar...
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Veröffentlicht in: | Physica status solidi. B. Basic research 1985-08, Vol.130 (2), p.727-735 |
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Hauptverfasser: | , , , , , |
Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | The Mössbauer spectroscopy with 119Sn isotope shows that tin atoms in Pb1‐xSnxS and Pb1‐xSnxSe solid solutions are electrically active donor centers with charge states determined by acceptor impurities occuring in the solid solutions. The neutral state and the ionized one of the tin donor centers are identified as Sn2+ and Sn4+, respectively. A two‐electron exchange between the neutral and ionized tin centers is observed for the Pb1‐xSnxSe solid solutions doped with sodium and thallium acceptor impurities.
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ISSN: | 0370-1972 1521-3951 |
DOI: | 10.1002/pssb.2221300236 |