High luminescent silicon based nitride phosphors, their fabrication method and light emitting devid

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PURPOSE : A silicon compound phosphor with high brightness is provided to improve high photo efficiency and to emit visible lights when excited by blue light or near UV light.CONSTITUTION : A silicon compound phosphor with high brightness has a composition of (Me_(1-a)Re_a)Si_xN_y, wherein Me is an alkali earth metal, Re is a rare earth metal, Si is a silicon element, n is a nitrogen element, each of x and y is an integer satisfying 1COPYRIGHT KIPO 2013