PLASMA SPRAY PHYSICAL VAPOR DEPOSITION DEPOSITED ENVIRONMENTAL BARRIER COATING INCLUDING A LAYER THA

文件类型：PDF文档
文件大小：747K
An article includes a substrate defining at least one at least partially obstructed surface. The substrate includes at least one of a ceramic or a ceramic matrix composite. The article also includes an environmental barrier coating on the at least partially obstructed substrate. The environmental barrier coating includes a layer including a rare earth disilicate and a microstructure comprising closed porosity.