摘要:
A phosphor and a light emitting device including the phosphor may be provided that emits light having a peak wavelength between a green wavelength band and a yellow wavelength band and has a triclinic system crystal structure of which the chemical formula is MSi2N2O2, M═CaxSryEuz(x+y+z=1), wherein, when three sides of a unit crystal lattice of the crystal structure are a, b and c and corner angles are α, β and γ, the crystal structure has relationships of a≠b≠c and α≠β≠γ, and wherein, in a, b and c, any one of them is more than twice as much as one of the other two, and the values of the other two are so similar that they do not exceed the double of each.
摘要翻译:可以提供一种荧光体和包括该荧光体的发光器件,其发射具有绿色波长带和黄色波长带之间的峰值波长的光,并且具有其化学式为MSi2N2O2,M=CaxSryEuz(x)的三斜晶系晶体结构 + y + z = 1),其中,当晶体结构的单晶晶格的三边为a,b和c,角角为α,&bgr; 和γ,晶体结构具有≠b≠c和α≠&bgr;≠γ的关系,并且其中,在a,b和c中,其中任何一个都是其他两个之一的两倍以上,以及 其他两个的值是相似的,它们不超过每个的两倍。
摘要:
Provided is an (oxy)nitride phosphor, which is a compound represented by Formula 1 below: {M(1-x)Eux}aSibOcNd wherein,M is an alkaline earth metal; and0
摘要:
A halosilicate phosphor represented by Formula 1 p(Ca1-xM1x)O.qM2O2.rM3A2:sM4 wherein M1 includes at least one selected from a group consisting of Sr2+ and Ba2+; M2 includes at least one selected from a group consisting of Si4+ and Ge4+; M3 includes at least one selected from a group consisting of Ca2+, Sr2+ and Ba2+; M4 includes at least one selected from a group consisting of Eu2+, Mn2+, Sb2+, Ce3+, Pr3+, Nd3+, Sm3+, Tb3+, Dy3+, Ho3+, Er3+, Yb3+ and Bi3+; A includes at least on selected from a group consisting of F−, Cl−, Br− and I−; and wherein 0≦x
摘要:
Disclosed is a silicate phosphor represented by Formula: Lia-xAxSrb-y-z-lByEuzClSic-mDmOd-nEn where A includes at least one ion selected from the group consisting of Na, K, Rb, and Cs. B includes at least one ion selected from the group consisting of Mg, Ca, Ba and Zn. C includes at least one ion selected from the group consisting of Sc, Y, La, Gd, Ce, Pr, Nd, Sm, Tb, Dy, Ho, Er, Tm, Yb, Lu and Bi. D includes at least one ion selected from the group consisting of B, Al, Ga, In and TI. E includes at least one ion selected from the group consisting of F, Cl, Br, and I. Further disclosed is a white light emitting device including the silicate phosphor.