| 简介 |
This deals with a material (1) comprising an organic or inorganic matrix (2), rare earth ions (3) within the organic or inorganic matrix, and a sensitiser (4) for the rare earth ions, wherein the sensitiser comprises luminescent cluster units containing metal atom clusters, the cluster unit being distributed around the rare earth ions, the metal clusters having an absorption spectrum broader than the absorption spectrum of the rare earth ions and emitting waves within the absorption spectrum of the rare earth ion when they are excited, and wherein when the matrix is inorganic, the rare earth ions are trivalent. |
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