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Red phosphor

2025-06-19 07:262860下载
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PROBLEM TO BE SOLVED : To provide a red phosphor having basic properties of an MGF phosphor and high luminous efficiency when exited by a light with wavelength of 350 to 500 nm.SOLUTION : There is provided a red phosphor represented by the following formula. (x-a-b)MgO aMO bMOyMgFfMX(1-g)GeOgMO : zMn, where x, y, z, a, b, f and g satisfy 1.144≤x≤11.0; 0
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