On indium seals in low temperature devic
β
E.A. Jones; J.C.A. van der Sluijs
π
Article
π
1972
π
Elsevier Science
π
English
β 232 KB
Observation and photographing of the surface microstructure is made through the vacuum sealed window, 14, in the cryostat jacket, consisting of two plane-parallel quartz glass plates with a vacuum layer between them. An optical system, 15, with objectives having a large working