
Keywords: AlPOx; aluminum phosphate; AlOx:Na; sodium-doped aluminum oxide; ZircSOx; zirconium sulfate; HafSOx; hafnium sulfate; AlOx; aluminum oxide; ZrOx; zirconium oxide; HfOx; hafnium oxide; YOx; yttrium oxide; GdOx; gadolinium oxide; Zr/Al/ZrOx; zirconium-alumi