DUENNSCHICHTWIDERSTAENDE UND KONTAKTANSCHLUESSE FUER SCHALTKREISE
1492580 Lead alloys INTERNATIONAL BUSINESS MACHINES CORP 16 Dec 1974 [28 Dec 1973] 54199/74 Heading C7A [Also in Divisions H1 and H2] In order to reduce interdiffusion between a super-conducting material and another, contiguous material in an electrical circuit the materials are so chosen that they...
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Zusammenfassung: | 1492580 Lead alloys INTERNATIONAL BUSINESS MACHINES CORP 16 Dec 1974 [28 Dec 1973] 54199/74 Heading C7A [Also in Divisions H1 and H2] In order to reduce interdiffusion between a super-conducting material and another, contiguous material in an electrical circuit the materials are so chosen that they each comprise the same solid solution or intermetallic compound which exists as a stable phase in both materials. Examples of ternary alloys used for the super-conducting material are:- Pb - 8 wt per cent In - 0 to 6 wt per cent Au Pb - 8 wt per cent In - 3 wt per cent Au Pb - 8 wt per cent In - 8 wt per cent Au Particularly described uses for such junctions are Josephson Tunnelling Devices and in connections to a circuit chip. |
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