| 摘要 |
<p>The invention relates to illumination devices (1) with a light source (2) and an afterglow surface (4) comprising a phosphor. The phosphor has an afterglow emission peak at a temperature above about 100°C and/or has the formula (Srl- zMz)4Al14O25:Eu, Ln, Xk with M ? {Ca, Ba, Mg}, Ln ? {Dy, Nd}, X ? {Yb, Tm, Sm}.</p> |
| 申请人 |
KONINKLIJKE PHILIPS ELECTRONICS N.V.;PHILIPS INTELLECTUAL PROPERTY & STANDARDS GMBH;JUESTEL, THOMAS;MEYER, JOERG;SCHOELLER, KLAUS;FLECHSIG, JUERGEN;HUPPERTZ, PETRA;WIECHERT, DETLEF, U.;DACYL, DANUTA, A.;BAYERLEIN, DIETMAR, D. |
发明人 |
JUESTEL, THOMAS;MEYER, JOERG;SCHOELLER, KLAUS;FLECHSIG, JUERGEN;HUPPERTZ, PETRA;WIECHERT, DETLEF, U.;DACYL, DANUTA, A.;BAYERLEIN, DIETMAR, D. |
