Osram Oled Gmbh

Osram Opto Semiconductors Gmbh

Dominik Baumann

Markus Seibald

Stefan Lange

Hubert Huppertz

Simon Peschke

Thorsten Schroeder

Klaus Wurst

Tim Fiedler

Daniel Bichler

Gina Maya Achrainer

Gregor Hoerder

Gudrun Plundrich

Daniel Dutzler

Alexey Marchuk

Ion Stoll

Philipp Schmid

Christiane Stoll

Franziska Hummel

Stephanie Dirksmeyer

Daniel Biehler

Gunter Heymann

Dominik Wilhelm

A lighting device includes a phosphor having the general molecular formula (MA)(MB)(MC)(MD)(TA)(TB)(TC)(TD)(TE)(TF)(XA)(XB)(XC)(X D):E. MA is selected from a group of monovalent metals, MB is selected from a group of divalent metals, MC is selected from a group of trivalent metals, MD is selected from a group of tetravalent metals, TA is selected from a group of monovalent metals, TB is selected from a group of divalent metals, TC is selected from a group of trivalent metals, TD is selected from a group of tetravalent metals, TE is selected from a group of pentavalent elements, TF is selected from a group of hexavalent elements, XA is selected from a group of elements which comprises halogens, XB is selected from a group of elements which comprises O, S and combinations thereof, XC=N and XD=C and E=Eu, Ce, Yb and/or Mn.

Lighting device

A luminophore having the empirical formula AM*OF:Mnwhere A may be or include Li, Na, Rb, K, Cs, or combinations thereof. M* may be or include Cr, Mo, W, or combinations thereof. x may be or include 0<x<4.5.

Manganese-doped red luminescent material and conversion LED

A lighting device is specified. The lighting device comprises a phosphor having the general molecular formula (MA)(MB)(MC)(MD)(TA)(TB)(TC)(TD)(TE)(TF)(XA)(XB)(XC)(XD):E. In this case, MA is selected from a group of monovalent metals, MB is selected from a group of divalent metals, MC is selected from a group of trivalent metals, MD is selected from a group of tetravalent metals, TA is selected from a group of monovalent metals, TB is selected from a group of divalent metals, TC is selected from a group of trivalent metals, TD is selected from a group of tetravalent metals, TE is selected from a group of pentavalent elements, TF is selected from a group of hexavalent elements, XA is selected from a group of elements which comprises halogens, XB is selected from a group of elements which comprises O, S and combinations thereof, XC=N and XD=C and E=Eu, Ce, Yb and/or Mn. The following furthermore hold true: a+b+c+d=t; e+f+g+h+i+j=u; k+l+m+n=v; a+2b+3c+4d+e+2f+3g+4h+5i+6j−k−2l−3m−4n=w; 0.8≤t≤1; −3.5≤u≤4; 3.5≤v≤4; (−0.2)≤w≤0.2 and 0≤m<0.875 v and/or v≥l>0.125 v.

A phosphor is specified. The phosphor has the general molecular formula: (MA)(MB)(MC)(MD)(TA)(TB)(TC)(TD)(TE)(TF)(XA)(XB)(XC)(XD):E. In this case, MA is selected from a group of monovalent metals, MB is selected from a group of divalent metals, MC is selected from a group of trivalent metals, MD is selected from a group of tetravalent metals, TA is selected from a group of monovalent metals, TB is selected from a group of divalent metals, TC is selected from a group of trivalent metals, TD is selected from a group of tetravalent metals, TE is selected from a group of pentavalent elements, TF is selected from a group of hexavalent elements, XA is selected from a group of elements which comprises halogens, XB is selected from a group of elements which comprises O, S and combinations thereof, -E=Eu, Ce, Yb and/or Mn, XC&#x2550;N and XD=C. The following furthermore hold true: a+b+c+d=t; e+f+g+h+i+j=u; k+l+m+n=v; a+2b+3c+4d+e+2f+3g+4h+5i+6j&#x2212;k&#x2212;2l&#x2212;3m&#x2212;4n=w; 0.8&#x2264;t&#x2264;1; 3.5&#x2264;u&#x2264;4; 3.5&#x2264;v&#x2264;4; (&#x2212;0.2)&#x2264;w&#x2264;0.2 and 0&#x2264;m&#x3c;0.875 v and/or v&#x2265;l&#x3e;0.125 v.

Phosphor and method for producing the phosphor

A phosphor may have the empirical formula: (AB)Al(AC)LiO:E, where 0&#x3c;x+y&#x3c;11; AC=Mg, Ca, Sr, Ba and/or Zn; AB=Na, K, Rb, and/or Cs; and E=Eu, Ce, Yb, and/or Mn. The phosphor may be used in conversion LED components.

Phosphor and conversion LED

A phosphor is specified. The phosphor has the general molecular formula:(MA)(MB)(MC)(MD)(TA)(TB)(TC)(TD)(TE)(TF)(XA)(XB)(XC)(XD):E.In this case, MA is selected from a group of monovalent metals, MB is selected from a group of divalent metals, MC is selected from a group of trivalent metals, MD is selected from a group of tetravalent metals, TA is selected from a group of monovalent metals, TB is selected from a group of divalent metals, TC is selected from a group of trivalent metals, TD is selected from a group of tetravalent metals, TE is selected from a group of pentavalent elements, TF is selected from a group of hexavalent elements, XA is selected from a group of elements which comprises halogens, XB is selected from a group of elements which comprises O, S and combinations thereof, -E=Eu, Ce, Yb and/or Mn, XC=N and XD=C. The following furthermore hold true: a+b+c+d=t; e+f+g+h+i+j=u; k+l+m+n=v; a+2b+3c+4d+e+2f+3g+4h+5i+6j&#x2212;k&#x2212;2l&#x2212;3m&#x2212;4n=w; 0.8&#x2264;t&#x2264;1; 3.5&#x2264;u&#x2264;4; 3.5&#x2264;v&#x2264;4; (&#x2212;0.2)&#x2264;w&#x2264;0.2 and 0&#x2264;m&#x3c;0.875 v and/or v&#x2265;1&#x3e;0.125 v.

A lighting device is specified. The lighting device comprises a phosphor having the general molecular formula (MA)(MB)(MC)(MD)(TA)(TB)(TC)(TD)(TE)(TF)(XA)(XB)(XC)(XD):E. In this case, MA is selected from a group of monovalent metals, MB is selected from a group of divalent metals, MC is selected from a group of trivalent metals, MD is selected from a group of tetravalent metals, TA is selected from a group of monovalent metals, TB is selected from a group of divalent metals, TC is selected from a group of trivalent metals, TD is selected from a group of tetravalent metals, TE is selected from a group of pentavalent elements, TF is selected from a group of hexavalent elements, XA is selected from a group of elements which comprises halogens, XB is selected from a group of elements which comprises O, S and combinations thereof, XC=N and XD=C and E=Eu, Ce, Yb and/or Mn. The following furthermore hold true: a+b+c+d=t; e+f+g+h+i+j=u; k+l+m+n=v; a+2b+3c+4d+e+2f+3g+4h+5i+6j&#x2212;k&#x2212;2l&#x2212;3m&#x2212;4n=w; 0.8&#x2264;t&#x2264;1; &#x2212;3.5&#x2264;u&#x2264;4; 3.5&#x2264;v&#x2264;4; (&#x2212;0.2) w&#x2264;0.2 and 0&#x2264;m&#x3c;0.875 v and/or v&#x2265;l&#x3e;0.125 v.

A phosphor may have the empirical formula: (AB)Al(AC)LiO:E, where 0&#x3c;x+y&#x3c;11; x&#x3e;0; AC=B, Ga, In, or combinations thereof; AB=Na, K, Rb, Cs, or combinations thereof; and E=Eu, Ce, Yb, Mn, or combinations thereof. The phosphor may be used in conversion LED components.

A dimmable light source for emitting white overall radiation may include a dimmer and a light-emitting diode. The dimmer may vary a current intensity of a current for operating the light-emitting diode during the operation of the light source. The LED may include a semiconductor layer sequence to emit primary radiation, and the LED may further include a conversion element configured to at least partially convert the primary radiation into secondary radiation having a first emission band with a first emission maximum ranging from 400 nm to 500 nm and a second emission band with a second emission maximum ranging from 510 nm to 700 nm. A relative intensity of the first emission band may reduce with decreasing current intensity of the current for operating the LED, and a relative intensity of the second emission band may increase with decreasing current intensity of the current for operating the LED.

Dimmable light source

A phosphor is disclosed. In an embodiment the phosphor includes an inorganic compound having at least one activator E and N and/or O in its empirical formula, wherein E is selected from the group consisting of Mn, Cr, Ni, Ce, Pr, Nd, Sm, Eu, Tb, Dy, Ho, Er, Yb, Tm, Li, Na, K, Rb, Cs and combinations thereof, and wherein the inorganic compound crystallizes in a crystal structure with the same atomic sequence as in KZnO.

Phosphor

A lighting device is specified. The lighting device comprises a phosphor having the general molecular formula(MA)(MB)(MC)(MD)(TA)(TB)(TC)(TD)(TE)(TF)(XA)(XB)(XC)(XD):E.In this case, MA is selected from a group of monovalent metals, MB is selected from a group of divalent metals, MC is selected from a group of trivalent metals, MD is selected from a group of tetravalent metals, TA is selected from a group of monovalent metals, TB is selected from a group of divalent metals, TC is selected from a group of trivalent metals, TD is selected from a group of tetravalent metals, TE is selected from a group of pentavalent elements, TF is selected from a group of hexavalent elements, XA is selected from a group of elements which comprises halogens, XB is selected from a group of elements which comprises O, S and combinations thereof, XC=N and XD=C and E=Eu, Ce, Yb and/or Mn. The following furthermore hold true:

A lighting device is specified. The lighting device comprises a phosphor having the general molecular formula (MA)(MB)(MC)(MD)(TA)(TB)(TC)(TD)(TE)(TF)(XA)(XB)(XC)(XD):E. In this case, MA is selected from a group of monovalent metals, MB is selected from a group of divalent metals, MC is selected from a group of trivalent metals, MD is selected from a group of tetravalent metals, TA is selected from a group of monovalent metals, TB is selected from a group of divalent metals, TC is selected from a group of trivalent metals, TD is selected from a group of tetravalent metals, TE is selected from a group of pentavalent elements, TF is selected from a group of hexavalent elements, XA is selected from a group of elements which comprises halogens, XB is selected from a group of elements which comprises O, S and combinations thereof, XC=N and XD=C and E=Eu, Ce, Yb and/or Mn. The following furthermore hold true: a+b+c+d=t; e+f+g+h+i+j=u; k+l+m+n=v; a+2b+3c+4d+e+2f+3g+4h+5i+6j&#x2212;k&#x2212;2l&#x2212;3m&#x2212;4n=w; 0.8&#x2264;t&#x2264;1; &#x2212;3.5&#x2264;u&#x2264;4; 3.5&#x2264;v&#x2264;4; (&#x2212;0.2)&#x2264;w&#x2264;0.2 and 0&#x2264;m&#x3c;0.875 v and/or v&#x2265;1&#x3e;0.125 v.

A luminescent material may include the formula (MB) (TA)(TC)ON:E where 0&#x3c;x&#x3c;0.875. &#x2014;TA may be selected from a group of monovalent metals, such as Li, Na, Cu, Ag, and combinations thereof. &#x2014;MB may be selected from a group of divalent metals including Mg, Ca, Sr, Ba, Zn, and combinations thereof. &#x2014;TC may be selected from a group of trivalent metals including B, Al, Ga, In, Y, Fe, Cr, Sc, rare earth metals, and combinations thereof. &#x2014;E may be selected from a group including Eu, Mn, Ce, Yb, and combinations thereof.

Phosphor, illumination device and use of an illumination device

A lighting device is specified. The lighting device comprises a phosphor having the general molecular formula(MA)(MB)(MC)(MD)(TA)(TB)(TC)(TD)(TE)(TF)(XA)(XB)(XC)(XD):E. In this case, MA is selected from a group of monovalent metals, MB is selected from a group of divalent metals, MC is selected from a group of trivalent metals, MD is selected from a group of tetravalent metals, TA is selected from a group of monovalent metals, TB is selected from a group of divalent metals, TC is selected from a group of trivalent metals, TD is selected from a group of tetravalent metals, TE is selected from a group of pentavalent elements, TF is selected from a group of hexavalent elements, XA is selected from a group of elements which comprises halogens, XB is selected from a group of elements which comprises O, S and combinations thereof, XC=N and XD=C and E=Eu, Ce, Yb and/or Mn. The following furthermore hold true: a+b+c+d=t; e+f+g+h+i+j=u; k+l+m+n=v; a+2b+3c+4d+e+2f+3g+4h+5i+6j&#x2212;k&#x2212;2l&#x2212;3m&#x2212;4n=w; 0.8&#x2264;t&#x2264;1; &#x2212;3.5&#x2264;u&#x2264;4; 3.5&#x2264;v&#x2264;4; (&#x2212;0.2)&#x2264;w&#x2264;0.2 and 0&#x2264;m&#x2264;0.875 v and/or v&#x2265;1&#x3e;0.125 v.

A phosphor is specified. The phosphor has the general molecular formula: (MA)(MB)(MC)(MD)(TA)(TB)(TC)(TD)(TE)(TF)(XA)(XB)(XC)(XD):E. In this case, MA is selected from a group of monovalent metals, MB is selected from a group of divalent metals, MC is selected from a group of trivalent metals, MD is selected from a group of tetravalent metals, TA is selected from a group of monovalent metals, TB is selected from a group of divalent metals, TC is selected from a group of trivalent metals, TD is selected from a group of tetravalent metals, TE is selected from a group of pentavalent elements, TF is selected from a group of hexavalent elements, XA is selected from a group of elements which comprises halogens, XB is selected from a group of elements which comprises O, S and combinations thereof, &#x2014;E=Eu, Ce, Yb and/or Mn, XC=N and XD=C. The following furthermore hold true: a+b+c+d=t; e+f+g+h+i+j=u; k+l+m+n=v; a+2b+3c+4d+e+2f+3g+4h+5i+6j&#x2212;k&#x2212;2l&#x2212;3m&#x2212;4n=w; 0.8&#x2264;t&#x2264;1; 3.5&#x2264;u&#x2264;4; 3.5&#x2264;v&#x2264;4; (&#x2212;0.2)&#x2264;w&#x2264;0.2 and 0&#x2264;m&#x3c;0.875 v and/or v&#x2265;l&#x3e;0.125 v.

Growing community of inventors

Munich, Germany

Dominik Baumann