Green-emitting phosphors and devices thereof

A device comprising an LED light source optically coupled to a phosphor selected from the group consisting of [Y,Gd,Tb,La,Sm,Pr,Lu]3[Al,Ga]5-aO12-3/2a:Ce3+ (wherein 0≤a≤0.5), beta-SiAlON:Eu2+, [Sr,Ca,Ba][Al,Ga,In]2S4:Eu2+, alpha-SiAlON doped with Eu2+ and/or Ce3+, Ca1−h−rCehEurAl1−h[Mg,Zn]hSiN3, (where 0≤h≤0.2, 0≤r≤0.2), Sr(LiAl3N4):Eu2+, [Ca,Sr]S:Eu2+ or Ce3+, [Ba,Sr,Ca]bSigNm:Eu2+ (wherein 2b+4g=3m), quantum dot materials, and combinations thereof;

• and
• a green-emitting U6+-doped phosphor selected from the group consisting of U6+-doped phosphate-vanadate phosphors, U6+-doped halide phosphors, U6+-doped oxyhalide phosphors, U6+-doped silicate-germanate phosphors, U6+-doped alkali earth oxide phosphors, and combinations thereof;
• wherein,
• the U6+-doped phosphate-vanadate phosphors are selected from the group consisting of:
• (A1) [Ba, Sr, Ca, Mg][B, Al, Ga, In][P, V]O5:
• U6+;
• (A2) Ba2−x[Sr, Ca, Mg]x[P1−y, Vy]2O7:
• U6+;
• wherein 0≤x≤2, 0≤y≤1, and x≠0 when y=0;
• (A3) [Ba, Sr, Ca, Mg]4[P, V]2O9:
• U6+;
• (A4) [Ba, Sr, Ca, Mg]3[P, V]4O13:
• U6+;
• (A5) [Ba, Sr, Ca, Mg]4[B, Al, Ga, In][P, V]O8:
• U6+;
• (A6) [Ba, Sr, Ca, Mg]6[B, Al, Ga, In]5[P, V]5O26:
• U6+;
• (A7) Ba3−x [Sr, Ca, Mg]x[P1−y, Vy]2O8:
• U6+;
• wherein 0≤x≤3, 0≤y≤1, and x≠0 when y=0;
• (A8) A2[Ba, Sr, Ca, Mg][P, V]2O7:
• U6+;
• (A9) A[Ba, Sr, Ca, Mg][P, V]O4:
• U6+;
• (A10) [Ba, Sr, Ca, Mg][P, V]2O6:
• U6+;
• (A11) [Ba, Sr, Ca, Mg]3[B, Al, Ga, In][P, V]O7:
• U6+;
• and
• (A12) [Ba, Sr, Ca, Mg]10[P, V]6O25:
• U6+;
• the U6+-doped halide phosphors are selected from the group consisting of:
• (B1) [Ba, Sr, Ca, Mg]X2:
• U6+;
• (B2) A[Ba, Sr, Ca, Mg]X3:
• U6+;
• and
• (B3) [Ba, Sr, Ca, Mg]2X4:
• U6+;
• the U6+-doped oxyhalide phosphors are selected from the group consisting of:
• (C1) [Ba, Sr, Ca, Mg]2[B, Al, Ga, In]O3X:
• U6+;
• (C2) [Ba, Sr, Ca, Mg]2[P, V]O4X:
• U6+;
• (C3) Ba5-n [Sr, Ca, Mg]n[P1−m, Vm]3O12X:
• U6+;
• wherein 0≤n≤5, 0≤m≤1, and n≠0 when m=0 and X=F;
• (C4) [Ba, Sr, Ca, Mg]5[B, Al, Ga, In]3O9X:
• U6+;
• and
• (C5) [Ba, Sr, Ca, Mg]3[Si, Ge]O4X:
• U6+;
• the U6+-doped silicate-germanate phosphors are selected from the group consisting of:
• (D1) [Ba, Sr, Ca, Mg]2[Si, Ge]O4:
• U6+;
• (D2) [Ba, Sr, Ca, Mg]3[Si, Ge]O5:
• U6+;
• (D3) [Ba, Sr, Ca, Mg]3[Si, Ge]2O7:
• U6+;
• (D4) [Ba, Sr, Ca, Mg][Si, Ge]O3:
• U6+;
• (D5) [Ba, Sr, Ca, Mg][B, Al, Ga, In]2[Si, Ge]2O8:
• U6+;
• (D6) [Ba, Sr, Ca, Mg]2[B, Al, Ga, In]2[Si, Ge]O7:
• U6+;
• (D7) [Ba, Sr, Ca, Mg]3[B, Al, Ga, In]6[Si, Ge]2O16:
• U6+;
• (D8) [Ba, Sr, Ca, Mg]3[B, Al, Ga, In]2[Si, Ge]O8:
• U6+;
• (D9) [Ba, Sr, Ca, Mg]11[B, Al, Ga, In]2[Si, Ge]4O22:
• U6+;
• (D10) [Ba, Sr, Ca, Mg]3[B, Al, Ga, In]10[Si, Ge]O20:
• U6+;
• and
• (D11) [Ba, Sr, Ca, Mg]6.5[B, Al, Ga, In]11[Si, Ge]5O33:
• U6+;
• and
• the U6+-doped alkali earth oxide phosphors are selected from the group consisting of:
• (E1) [Ba, Sr, Ca, Mg][B, Al, Ga, In]4O7:
• U6+;
• (E2) [Ba, Sr, Ca, Mg]3[B, Al, Ga, In]2O6:
• U6+;
• (E3) [Ba, Sr, Ca, Mg][B, Al, Ga, In]6O10:
• U6+;
• (E4) [Ba, Sr, Ca, Mg][B, Al, Ga, In]2O4:
• U6+;
• (E5) [Ba, Sr, Ca, Mg]4[B, Al, Ga, In]2O7:
• U6+;
• (E6) [Ba, Sr, Ca, Mg]12[B, Al, Ga, In]14O33:
• U6+;
• (E7) A[Ba, Sr, Ca, Mg][B, Al, Ga, In]O3:
• U6+;
• (E8) [Ba, Sr, Ca, Mg]O:
• U6+;
• (E9) [Ba, Sr, Ca, Mg]2[B, Al, Ga, In, Sc]2O5:
• U6+;
• (E10) A[Ba, Sr, Ca, Mg]2[B, Al, Ga, In]5O10:
• U6+;
• and
• (E11) A[Ba, Sr, Ca, Mg]4[B, Al, Ga, In]3O9:
• U6+;
• wherein,
• A is Li, Na, K, Rb, Cs, or a combination thereof
• X is F, C1, Br or a combination thereof.