Patent · US Active

Multi-layered perovskites, devices, and methods of making the same

US10700229B2 · kind B2 · utility

2Cited by
0References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 17, 2016
Grant dateJun 30, 2020
Priority date
Expiry dateNov 17, 2036

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E10/549
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Methods are described that include contacting an alkyl ammonium metal halide film with an alkyl ammonium halide, where the alkyl ammonium metal halide film includes a first halogen and a metal, the alkyl ammonium halide includes a second halogen, such that the contacting forms an alkyl ammonium metal mixed-halide film that interfaces with the alkyl ammonium metal halide film, where the alkyl ammonium metal mixed-halide film includes the first halogen, the second halogen, and the metal.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.