| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a fluorescent substance enhancing luminous brightness in a sulfide-based fluorescent substance excited by an electromagnetic wave such as a light, an electronic beam and an X-ray, an electric field and heat, and emitting a light. Ž<P>SOLUTION: In the fluorescent substance making zinc sulfide as a matrix and containing at least copper, the fluorescent substance characteristically contains iridium. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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