Use of a compound based on a rare-earth phosphate as a luminopho

Details Use of a compound based on a rare-earth phosphate as a luminopho Use of a compound based on a rare-earth phosphate as a luminopho

1997-11-14

1999-10-05

Koslow, Melissa

Compositions

Inorganic luminescent compositions

Compositions containing halogen; e.g., halides and oxyhalides

313484, 313486, C09K 1146, H01J 6308, H01J 6304

Patent

active

059618825

ABSTRACT:
The invention relates to the use as a luminophor in plasma systems of a compound based on an yttrium, lanthanum, gadolinium or lutecium phosphate doped with at least one rare earth chosen from the group comprising terbium, praseodymium, europium and cerium.

REFERENCES:
patent: 3617792 (1971-11-01), Lake
patent: 4423349 (1983-12-01), Nakajima et al.
patent: 4916359 (1990-04-01), Jonsson
patent: 5091110 (1992-02-01), Fan et al.
patent: 5314641 (1994-05-01), Collin et al.
patent: 5340556 (1994-08-01), Collin et al.
patent: 5567403 (1996-10-01), Kimura et al.
patent: 5725800 (1998-03-01), Huguenin

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