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GREEN-LIGHT-EMITTING YTTRIUM SILICATE PHOSPHOR AND CATHODE-RAY TUBE USING THE SAME

2025-06-17 23:491360下载
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PROBLEM TO BE SOLVED : To obtain a green-light-emitting yttrium silicate phosphor having improved temperature properties and duration of life and a cathode-ray tube using the same. SOLUTION : In the green-light-emitting yttrium silicate phosphor represented by the formula (Y, Sc, Tb)2SiO5, the molar ratio of Sc element to the whole rare earth elements contained in the phosphor satisfies a range of 0.045
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