Luminescent group 1A copper halides and uses thereof

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United States of America Patent

PATENT NO 11591516
SERIAL NO

17063438

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Abstract

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High photoluminescence, high stability, inorganic perovskite compounds comprising an alkali metal selected from potassium (K), rubidium (Rb), and cesium (Cs); copper (Cu); and at least one halogen selected from chlorine (Cl), bromine (Br), and iodine (I). The perovskites may be free of lead (Pb). The inorganic perovskite compound may be used in an optoelectronic device. The optoelectronic device optionally contains a phosphor such as a blue-emitting phosphor. The inorganic perovskite compound may be used as an anti-counterfeiting nanotaggant applied on or within an object that susceptible to counterfeiting to enable confirmation of an authentic object.

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Patent Owner(s)

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THE BOARD OF REGENTS OF THE UNIVERSITY OF OKLAHOMA660 PARRINGTON OVAL ROOM 119 NORMAN OK 73019

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Creason, Tielyr D Norman, US 1 2
Roccanova, Rachel M Frisco, US 1 2
Saparov, Bayram Norman, US 1 2
Yangui, Aymen Norman, US 1 2

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