𝔖 Bobbio Scriptorium
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Hafnium—glass seals for use at very low temperatures

✍ Scribed by J. Lees; P.W. Matthews

Publisher
Elsevier Science
Year
1970
Tongue
English
Weight
271 KB
Volume
10
Category
Article
ISSN
0011-2275

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✦ Synopsis

turns per layer) of 4-5 mil (0.11 mm)enamelled copper wire held in place with GE 7031 cement. Thermal contact to the glycerine CMN slurry inside the coil was achieved by silver soldering a braid of about 100 4" 5 mil bare copper 752 75~ 755 i, 752 752.

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A L L M/3ssbauer experiments at low temperatures published so far have been performed in cryostats in which liquid He 4 is the ultimate cooling agent. An early exception was the investigation of nuclear polarization of Co 5v in iron by Taylor l and his colleagues down to 0.35°K in a He 3 refrigerato