An optical device includes an active region and packaging glass located on top of the active region. A top surface of the packaging glass includes hierarchical nanostructures comprised of honeycombed nanowalls (HNWs) and nanorod (NR) structures extending from the HNWs.
|Original language||English (US)|
|Patent number||WO 2017130139 A1|
|State||Published - Aug 3 2017|