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发明授权
US4551397A Zinc silicate phosphor and electron excited fluorescent display device using the phosphor 失效
使用磷光体的硅酸锌荧光粉和电子激发荧光显示装置

Zinc silicate phosphor and electron excited fluorescent display device using the phosphor
摘要：
A zinc silicate phosphor represented by the formula:(Zn.sub.1-x-2y, M.sup.II.sub.x, Na.sub.2y).sub.2 SiO.sub.4 :Mn.sub.a, As.sub.b, M.sub.c (I)where M.sup.II is at least one element selected from the group consisting of barium, calcium and strontium, M is at least one of antimony and bismuth, and x, y, a, b and c satisfy the conditions of O.ltoreq.x.ltoreq.5.times.10.sup.-2, O.ltoreq.2y.ltoreq.5.times.10.sup.-3, 5.times.10.sup.-5 .ltoreq.a.ltoreq.3.times.10.sup.-2, O.ltoreq.b.ltoreq.5.times.10.sup.-3 and O
摘要（中）：

由式（Zn1-x-2y，MIIx，Na2y）2SiO4：Mna，Asb，Mc（I）表示的硅酸锌荧光体，其中MII为选自钡，钙和锶中的至少一种元素，M 是锑和铋中的至少一种，并且x，y，a，b和c满足O X = 5×10 -2，O 2 = 5×10 -3，5×10 -5 分别（= x×2×2×2×2×2×3×10 -3×10 -3×10 -3×10 -3×10 -2×××××××10 -3）。

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