In order to obtain accumlated dose for ESR dating, the additive dose method is usu-ally used. When samples are irradiated by an αradioactive source in different doses. theESR signals of some centers of the samples gr...In order to obtain accumlated dose for ESR dating, the additive dose method is usu-ally used. When samples are irradiated by an αradioactive source in different doses. theESR signals of some centers of the samples grow up with the increase of irradiation dosesuntil saturation. Models have been suggested and theoretical explanations have beengiven. They believe that the electrons in crystal are in the valence band under展开更多
基金Project supported by the National Natural Science Foundation of China and the Chinese Foundation for Development of Geological Science and Techniques.
文摘In order to obtain accumlated dose for ESR dating, the additive dose method is usu-ally used. When samples are irradiated by an αradioactive source in different doses. theESR signals of some centers of the samples grow up with the increase of irradiation dosesuntil saturation. Models have been suggested and theoretical explanations have beengiven. They believe that the electrons in crystal are in the valence band under
