Back to results
US 12,180,241 B2Granted
Metal halide perovskites, light-emitting diodes, and methods
AssigneeThe Florida State University Research Foundation, Inc.
InventorsBiwu Ma, Yu Tian
Life of this patent
Estimating the term…
Abstract
Metal halide perovskite crystals, composite materials that include metal halide perovskite crystals and a polymeric matrix material, devices that include metal halide perovskite crystals, and methods of forming metal halide perovskite crystals, composite materials, and devices. The devices may include optoelectronic devices, such as light-emitting diodes. The light-emitting diodes may emit red light.
Claims9
A metal halide perovskite crystal comprising:
- a unit cell according to formula (I)—
- (RNH3)2(IC)n−1MnX3n+1 (I);
- wherein IC is an inorganic cation comprising a monovalent metal;
- R is a monovalent C7-C8 arylalkyl;
- M is a metal selected from the group consisting of Pb, Sn, Cu, Ge, Mn, Co, Bi, and Eu;
- X is a halide selected from the group consisting of Cl, Br, and I;
- and
- n is an integer equal to or greater than 1.
5 more elements
Dependencies are inferred from the claim text.