The phenomenon of optical luminescence (OL) is produced in the optical acting to the minerals, it is characteristic of the crystal structure of mineral and depends on the wavelenghths of simulating optical source. Dat...The phenomenon of optical luminescence (OL) is produced in the optical acting to the minerals, it is characteristic of the crystal structure of mineral and depends on the wavelenghths of simulating optical source. Dating with OL is based on the fact that the crystal has a large number of storage electrons, which comes from the action of natural radiation. As a consequence the emission process of photon is a leasing process of the storage electron in the crystal. However, if optical stimulation is continued there comes a time when all storage electrons have been emptied and so the integrated luminescence is proportional to number of storage electrons and hence to age of crystal since it accepted the natural radiation from the environment. There is a review of the principle,methodology and applying techniques of the dating with optical luminescence(DOL).展开更多
文摘The phenomenon of optical luminescence (OL) is produced in the optical acting to the minerals, it is characteristic of the crystal structure of mineral and depends on the wavelenghths of simulating optical source. Dating with OL is based on the fact that the crystal has a large number of storage electrons, which comes from the action of natural radiation. As a consequence the emission process of photon is a leasing process of the storage electron in the crystal. However, if optical stimulation is continued there comes a time when all storage electrons have been emptied and so the integrated luminescence is proportional to number of storage electrons and hence to age of crystal since it accepted the natural radiation from the environment. There is a review of the principle,methodology and applying techniques of the dating with optical luminescence(DOL).
