| 摘要 |
PROBLEM TO BE SOLVED: To provide a phosphor for a displaying device, having a high color purity and improved with emitted light luminance. SOLUTION: This phosphor for the displaying device is provided by consisting mainly of a ternary compound phosphor of using Ce or Eu as an activating agent, and emitting light by being excited with an electron beam having≤15 kV accelerating electric voltage. The first element constituting the ternary compound is at least 1 kind of an element selected from Na, Ba, Sr and Ca, the second element is Y or Si and the third element is S. COPYRIGHT: (C)2007,JPO&INPIT
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