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March, 2019 - 润嘉化工

Monthly Archives - March 2019

长余辉材料的合成方法

1、高温固相反应法 利用高温固相反应法制备长余辉的过程是:按计算的摩尔比称取光谱纯级A120、sr-co:和Eu203原料,并加人一定量助熔剂后混匀磨细,先经1500℃灼烧3小时川,然后在还原气体中和1200℃一1400℃焙烧2一4小时, (更多…)

各种类型用途的荧光粉

“在一定的激发条件下能发光的无机粉末材料,有时也叫发光粉、晶态磷光体或磷光体。按激发方式的不同,可分为光致发光荧光粉、电致发光荧光粉、阴极射线致发光荧光粉和放射线致发光荧光粉等。 (更多…)

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