Sometimes it seems like eBay is the world’s junk bin, and we mean that in the best possible way. The variety of parts available for a pittance boggles the mind sometimes, especially when the parts ...
Click to open image viewer. Hot-filament ion sources for the Oak Ridge Isochronous Cyclotron, l. to r. by object ID no.; 1977.0359.10 graphite cyl., 11 graphite cyl., 14 graphite cyl., 15 copper cyl.
(Nanowerk Spotlight) Heat energy can be converted into electricity with very high efficiency through a temperature-induced electron flow process known as thermionic emission. The basic operating ...
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