Media type: E-Article Title: Superconducting magnet contract imprint: Elsevier BV, 1968 Published in: Vacuum Language: English DOI: 10.1016/0042-207x(68)90863-4 ISSN: 0042-207X Keywords: Surfaces, Coatings and Films ; Condensed Matter Physics ; Instrumentation Origination: Footnote: