Philips Lighting Holding B.v.

Cornelis Reinder Reinder Ronda

Georg Greuel

Jianghong Yu

Daiyu Hayashi

Thomas Jüstel

The invention relates to an UV radiation device, comprising an LED comprising a nitridic material which is arranged to emit first UV radiation in a wavelength range of 200 nm-300 nm and a luminescent material doped with at least one of the following activators selected out of the group Eu, Ce, Pr, Nd, Gd, Tm, Sb, Tl, Pband Bi, wherein the luminescent material is configured to convert at least a part of the primary UV radiation into secondary UV radiation, the primary UV radiation and the secondary UV radiation having a different spectral distribution.

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Aachen, Germany

Cornelis Reinder Reinder Ronda