Formation of high quality titania, alumina and other metal oxide templated materials through coassembly
US12116287B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 6, 2021 |
| Grant date | Oct 15, 2024 |
| Priority date | — |
| Expiry date | Nov 18, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Disclosed herein is an inverse photonic structure comprising a first component comprising air holes or colloidal particles; and a metal oxide matrix comprising metal oxide nanocrystals, wherein the metal oxide nanocrystals comprise at least one of: a transition metal, titania, zirconia, alumina, iron oxide, zinc oxide, tin oxide, beryllia, a noble metal oxide, platinum group metal oxides, hafnia, molybdenum oxide, tungsten oxide, rhenium oxide, tantalum oxide, niobium oxide, vanadium oxide, chromium oxide, scandium oxide, yttria, lanthanum oxide, ceria, a rare earth oxide, thorium oxide, uranium oxide, other rare earth oxides, or a combination thereof, wherein the inverse photonics structure is crack-free for at least 10,000 repeat units of the first component.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.