US 12,116,287 B2
Formation of high quality titania, alumina and other metal oxide templated materials through coassembly
Joanna Aizenberg, Cambridge, MA (US); Tanya Shirman, Arlington, MA (US); Katherine Reece Phillips, Cambridge, MA (US); Elijah Shirman, Arlington, MA (US); and Theresa Kay, South Stoney Creek (CA)
Assigned to President and Fellows of Harvard College, Cambridge, MA (US)
Filed by President and Fellows of Harvard College, Cambridge, MA (US)
Filed on Dec. 6, 2021, as Appl. No. 17/543,494.
Application 17/543,494 is a continuation of application No. 16/089,805, granted, now 11,192,796, previously published as PCT/US2017/025721, filed on Apr. 3, 2017.
Claims priority of provisional application 62/316,772, filed on Apr. 1, 2016.
Prior Publication US 2022/0250935 A1, Aug. 11, 2022
Int. Cl. B01J 35/23 (2024.01); B01D 39/20 (2006.01); B01J 20/06 (2006.01); B01J 20/08 (2006.01); B01J 20/28 (2006.01); B01J 20/30 (2006.01); B01J 21/04 (2006.01); B01J 21/06 (2006.01); B01J 35/39 (2024.01); B01J 37/02 (2006.01); B01J 37/04 (2006.01); B82Y 30/00 (2011.01); C01F 7/02 (2022.01); C01G 23/047 (2006.01); C01G 23/053 (2006.01); C01G 25/02 (2006.01); C09D 17/00 (2006.01); F02N 11/08 (2006.01); H01M 4/48 (2010.01); H01M 4/90 (2006.01); B82Y 20/00 (2011.01); B82Y 40/00 (2011.01)
CPC C01G 25/02 (2013.01) [B01D 39/2027 (2013.01); B01J 20/06 (2013.01); B01J 20/08 (2013.01); B01J 20/28007 (2013.01); B01J 20/3085 (2013.01); B01J 21/04 (2013.01); B01J 21/063 (2013.01); B01J 21/066 (2013.01); B01J 35/23 (2024.01); B01J 35/39 (2024.01); B01J 37/0215 (2013.01); B01J 37/04 (2013.01); C01F 7/02 (2013.01); C01G 23/047 (2013.01); C01G 23/053 (2013.01); C09D 17/007 (2013.01); C09D 17/008 (2013.01); F02N 11/08 (2013.01); H01M 4/48 (2013.01); H01M 4/9016 (2013.01); B82Y 20/00 (2013.01); B82Y 30/00 (2013.01); B82Y 40/00 (2013.01); C01P 2002/02 (2013.01); C01P 2002/60 (2013.01); C01P 2002/72 (2013.01); C01P 2002/82 (2013.01); C01P 2002/85 (2013.01); C01P 2004/02 (2013.01); C01P 2004/03 (2013.01); C01P 2004/04 (2013.01); C01P 2006/60 (2013.01)] 18 Claims
OG exemplary drawing
 
1. 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.