Yellow Fluorosulfide Phosphors for Light-Emitting Diode and Preparation Method Thereof

Title:	Yellow Fluorosulfide Phosphors for Light-Emitting Diode and Preparation Method Thereof
Authors:	CHEN Teng-Ming Wu Yun-Chen
Issue Date:	28-Jun-2012
Abstract:	A novel yellow phosphor of a fluorosulfide having a chemical formula of (A1-x-yCexBy)2Ce1-zSr2F4S2 and a tetragonal crystal phase is disclosed, wherein A and B are different rare earth metals other than Ce, the values of x, y, z are 0<x≦1, 0≦y≦1, and 0≦z≦1, respectively. A preparation method of the fluorosulfide and white-light emitting diode application thereof are also disclosed.
Gov't Doc #:	C09K011/85
URI:	http://hdl.handle.net/11536/105158
Patent Country:	USA
Patent Number:	20120161075
Appears in Collections:	Patents

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