Aluminium oxynitride
(AlON)
Transparent optical transparency in infra red
and visible regions
Electromagnetic window
AlN + Al2O3 AlON
(2025C under N2 gas)
Sintering: AlON + rare earth oxide (Y2O3, La2O3)
at 1930C for 24-48 hr. (Gentilman et.al.,1985)