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Current Status of Bacterial Transformations
1955Publisher Summary When it became clear that a number of plant viruses are crystallizable macromolecules composed of ribonucleic acid and protein, it was possible to attribute to a particular sort of macromolecule the striking biological property of autoreproduction.
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Low-Current-Secondary Current Transformers
Transactions of the American Institute of Electrical Engineers, 1946openaire +2 more sources
The Direct Current Transformer
1961Among numerous problems of cryogenic engineering there is the one of electrical conduction from an external room temperature source into a low temperature environment. For currents over a few amperes the problem is one of providing electrical conductors of suitable current carrying capacity without introducing excessive thermal conduction.
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