The present invention concerns an illumination system comprising radiation source that when operational emits radiation is wave length range 280 nm to an emission element that comprises an assembly of oligo atomic metal clusters confined in molecular sieve for converting invisible radiation emitted by a radiation source at room temperature or an higher temperature to visible light and further a transparent envelope said illumination system.
申请公布号
EP2165294(B1)
申请公布日期
2010.11.10
申请号
EP20080783078
申请日期
2008.07.07
申请人
KATHOLIEKE UNIVERSITEIT LEUVEN
发明人
DE CREMER, GERT;DE VOS, DIRK;HOFKENS, JOHAN;ROEFFAERS, MAARTEN;SELS, BERT;VOSCH, TOM