[期刊论文][Original Papers]


Glow Curves of Thermally Pretreated KCl:Mn2+ Crystals

作   者:
R. Sayanna K. Narasimha Reddy;

出版年:1986

页     码:265 - 268
出版社:John Wiley & Sons, Ltd.


摘   要:

Thermoluminescence studies of KCl crystals doped with 0.5 mole% of Manganese both in as grown state and after quenching them from various elevated temperatures indicate that the position of the glow peaks is found to depend upon the state of dispersion of impurity. In quenched crystals two additional peaks one around 130 and other around 215°C are observed. Dipoles near dislocations are suggested to be responsible for 130°C peak and 215°C peak to a complex formed by the associated of one or more Mn2+ ions with a single vacancy or an aggregate of vacancies, the complex being situation in the dislocation region.



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所属期刊
Crystal Research and Technology
ISSN: 0232-1300
来自:John Wiley & Sons, Ltd.