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Element | | Thermionic Work FunctionClick | | ||
|---|---|---|---|---|---|
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Barium |
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Cadmium |
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Calcium |
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Carbon |
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Cerium |
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Cesium |
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Chromium |
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Cobalt |
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Copper |
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Gallium |
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Gold |
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Hafnium |
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Iridium |
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Iron |
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Lanthanum |
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Manganese |
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Molybdenum |
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Neodymium |
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Nickel |
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Niobium |
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Palladium |
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Platinum |
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Praseodymium |
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Rhenium |
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Rhodium |
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Samarium |
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Silicon |
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Silver |
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Tantalum |
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Thorium |
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Titanium |
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Tungsten |
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Uranium |
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Vanadium |
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Zirconium |
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Reference (Click the 
next to a value above to see complete citation information for that entry)
Mechtly, Eugene A. "Properties of Materials." pp. 4–1 to 4–33 in Reference Data For Engineers: Radio, Electronics, Computer, and Communications. By Mac E. Van
Valkenburg, edited by Wendy M. Middleton. Woburn, MA: Butterworth-Heinemann, 2002. doi:10.1016/
