作者: P. J. Van Heerden,
期刊: Review of Scientific Instruments (AIP Available online 1955) 卷期: Volume 26, issue 12
页码: 1130-1131
ISSN:0034-6748
年代: 1955
DOI:10.1063/1.1715205
出版商: AIP
数据来源: AIP
摘要:
Two different constructions were investigated of copper gasket seals for a demountable vacuum system. These were 5½ inches in diameter and with both a leak rate lower than 10−6&mgr;l/sec could be obtained.
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