Osram Opto Semiconductors Gmbh

Osram Gmbh

Osram Oled Gmbh

Osram Gesellschaft MIT Beschrankter Haftung

Patent Treuhand Gesellschaft Fur Elektrische Gluhlampen Mbh

Patent-treuhand-gesellschaft Fuer Elektrische Gluehlampen Mbh

Osram Ag

Osram Gesellschaft MIT Beschraenkter Haftung

Osram Sylvania Inc.

Osram Oledgmbh

Patent-treuhand-gesellschaft F&uuml;r Elektrische Gl&uuml;hlampen Mbh

Tim Fiedler

Frank Jermann

Stefan Lange

Daniel Bichler

Markus Seibald

Martin Zachau

Dominik Baumann

Hubert Huppertz

Simon Peschke

Thorsten Schroeder

Daniel Dutzler

Klaus Wurst

Hailing Cui

Alexander Baumgartner

Gudrun Plundrich

Barbara Huckenbeck

Rebecca Römer

Gina Maya Achrainer

Vera Stöppelkamp

Gregor Hoerder

Frauke Thienel

Daniel Becker

Norbert Bönisch

Herbert Brunner

Sonja Tragl

Bianca Pohl

Wolfram Hempel

Jörg Strauβ

Reiner Windisch

Dirk Berben

Torsten Fries

Frank Baumann

Norbert Boenisch

George C Wei

Bert Braune

Andries Ellens

Madis Raukas

Franz Zwaschka

Günter Huber

Renate Hirrle

Christian Koch

Jörg Strauss

G&uuml;nter Huber

Guenter Huber

Dominik Wilhelm

Gunter Heymann

Steven Mackel

Daniel Biehler

Rebecca RÖMER

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 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 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 red-emitting phosphor comprising an Eudoped nitridoaluminate phosphor is provided. The red emitting phosphor comprises an emission maximum in the range of 610 to 640 nm of the electromagnetic spectrum.

Red emitting luminescent material

A phosphor and a method for making the phosphor are disclosed. In an embodiment a phosphor for emission of red light includes Sr(SrCa)SiAlN:Eu, wherein x is 0.8&#x3c;x&#x2264;1, wherein between 0.1% and 5% inclusive of the Sr, Ca and/or Sr/Ca lattice sites are replaced by Eu, wherein the parameter value a is between 0.6 and 1.0 inclusive, wherein the phosphor has a structure comprising (Si/Al)Ntetrahedra arranged in a 3D network, in which layers in an a-c plane are linked in a b-direction, and wherein pure Sr positions and positions having a mixed Sr/Ca population are intercalated between the network, layer by layer.

Phosphor, method for producing a phosphor and use of a phosphor

Phospher particles with a Protective Layer and a method for producing phosphor particles with a protective layer are disclosed. In an embodiment the method includes treating Si-containing and/or Al-containing phosphor with an acid solution, wherein a pH value of the acid solution is maintained within a range of pH 3.5 to pH 7 for a period of at least 1 h, wherein an Si-containing layer is formed on the phosphor particles, wherein the Si-containing layer has a higher content of Si on a surface than the phosphor particles, and/or wherein an Al-containing layer is formed on the phosphor particles, wherein the Al-containing layer has a modified content of aluminum on the surface than the phosphor particles and tempering the treated phosphor particles at a temperature of at least 100&#xb0; C. thereby producing the protective layer.

Phosphor particles with a protective layer, and method for producing the phosphor particles with the protective layer

A method for producing phosphor particles with at least one first protective layer and a phosphor particles having at least one protective layer are disclosed. In an embodiment, a method includes providing phosphor particles and applying at least one first protective layer to the surface of the phosphor particles, wherein the at least of first protective layer include depositing a first starting compound by a first atomic layer deposition on the surface of the phosphor particles and depositing a second starting compound by a second atomic layer deposition on the surface of the phosphor particles.

Method for producing luminescent particles with a protective layer and luminescent particles having a protective layer

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 phosphor and a lighting device are disclosed. In an embodiment a lighting device includes a first phosphor disposed in a beam path of the primary radiation source, wherein the first phosphor has the formula Sr(SrM)SiAl(N,X):D,A,B,E,G,L, wherein element M is selected from Ca, Ba, Mg or combinations thereof, wherein element D is one or more elements selected from Mn, Ce, Pr, Nd, Sm, Eu, Tb, Dy, Ho, Er, Tm, alkali metals or Yb, wherein element A is selected from divalent metals different than those of the elements M and D, wherein element B is selected from trivalent metals, wherein element E is selected from monovalent metals, wherein element G is selected from tetravalent elements, wherein element L is selected from trivalent elements, wherein element X is selected from O or halogen, and wherein a parameter a is between 0.6 and 1.0.

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.

Growing community of inventors

Munich, Germany

Tim Fiedler