History: Lead, Tin and Indium Metal
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r193910 · current
- Created Lead, Tin and Indium Metal (part): "Checks thermometry at the 7.2 K transition of lead, and supplies tin for Nb3Sn and indium for pressed contact pads. Buy 99.99% or better as shot for melting and 1 mm wire for contacts, and note that tin (3.7 K) and indium (3.4 K) transitions need a stage that cold."