Hayat, U ESCA investigation of low-temperature ammonia plasma-treated polyethylene substrate for immobilization of protein. [electronic resource] - Biomaterials 1992 - 801-6 p. digital Publication Type: Journal Article ISSN: 0142-9612 Standard No.: 10.1016/0142-9612(92)90022-g doi Subjects--Topical Terms: Ammonia--chemistryPolyethylenes--chemistrySurface Properties