Phosphor and light emitting device
AssigneesForce4 Corp., LG Innotek Co., Ltd.
InventorsChoong Youl KIM, Joong In AN, Seung Hyok PARK, Ho Shin YOON, Chang Hee LEE
Life of this patent
Estimating the term…
Abstract
A phosphor and a light emitting device containing the phosphor are provided. According to an embodiment, the phosphor is expressed in a chemical formula of LxMyCz1Nz2:Aa where L is at least one of an alkaline earth metal, a transition metal, Zn, Cd, Al, Ga, In, Ti, Ge, and Sn; M is at least one of B, Si, P, S, F, Cl, I, and Se; and A is at least one of an alkaline rare earth metal and the transition metal, and where 0<x≦5, 0≦y≦5, 1≦z1≦10, 1≦z2≦10, and 0<a≦1.
Claims20
A phosphor expressed in a following chemical formula:
- LxMyCz1Nz2:
- Aa
- where L is at least one selected from the group consisting of an alkaline earth metal, a transition metal, Zn, Cd, Al, Ga, In, Ti, Ge, and Sn;
- M is at least one selected from the group consisting of B, Si, P, S, F, Cl, I, and Se;
- C is carbon;
- N is nitrogen, and A is at least one selected from the group consisting of an alkaline rare earth metal and the transition metal,
- where 0<x≦5, y=0, 1≦z1≦10, 1≦z2≦10, and 0<a≦1 and
- wherein the phosphor is a cyan-based phosphor.
A phosphor expressed in a following chemical formula:
- LxMyCz1Nz2:Aa,
- wherein the phosphor is a cyan-based phosphor.
Dependencies are inferred from the claim text.