Compositions – Inorganic luminescent compositions – Compositions containing halogen; e.g. – halides and oxyhalides
Patent
1974-11-20
1978-09-12
Cooper, Jack
Compositions
Inorganic luminescent compositions
Compositions containing halogen; e.g., halides and oxyhalides
C09K 1146
Patent
active
041136489
ABSTRACT:
Europium and ytterbium when added to terbium-activated rare earth phosphors having either a lanthanum oxysulfide, gadolinium oxysulfide, or yttrium oxysulfide host increase the decay period of the phosphors in a controlled manner.
REFERENCES:
patent: 2979467 (1961-04-01), Keller
patent: 3418247 (1968-12-01), Yocom
patent: 3705858 (1972-12-01), Luckey et al.
patent: 3725704 (1973-04-01), Buchanan et al.
patent: 3738856 (1973-06-01), Masi
Otomo et al., "Chem. Abstracts," vol. 77, 1972, p. 41270w.
Ferri John L.
Mathers James E.
Yale Ramon L.
Castle Donald R.
Cooper Jack
GTE Sylvania Incorporated
LandOfFree
Terbium-activated rare earth oxysulfide phosphors with controlle does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Terbium-activated rare earth oxysulfide phosphors with controlle, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Terbium-activated rare earth oxysulfide phosphors with controlle will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2383270