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Some Contact Rectifiers of Electric Currents (Classic Reprint)
Excerpt from Some Contact Rectifiers of Electric Currents In a recent number of the Physical Review1 I have described an aluminum-tellurium contact capable of transforming small alter nating currents of any frequency into direct currents by means of What seems to be thermoelectric action. It is not generally known, however, that there is a large number of solid conductors 2 of elec tricity, metallic and nonmetallic, in which, when brought together so as to form a contact of not too low resistance, electricity appears to pass more easily in one di rection than in the other. Most cases of this kind are too uncertain and capricious in their action to allow definite study. But silicon in contact...
