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Metals--Effect of temperature on > Thermionic emission > Vacuum-tubes--Thermionic emission
... > Science > Physical sciences > Physics > Ions > Thermionic emission > Vacuum-tubes--Thermionic emission
... > Science > Physical sciences > Physics > Ions > Thermionic emission > Vacuum-tubes--Thermionic emission
... > Science > Physical sciences > Physics > Mechanics > Matter--Properties > Ions > Thermionic emission > Vacuum-tubes--Thermionic emission
... > Science > Physical sciences > Physics > Mechanics > Matter--Properties > Ions > Thermionic emission > Vacuum-tubes--Thermionic emission
Mixtures > Solution (Chemistry) > Ions > Thermionic emission > Vacuum-tubes--Thermionic emission
... > Science > Physical sciences > Chemistry > Solution (Chemistry) > Ions > Thermionic emission > Vacuum-tubes--Thermionic emission
... > Science > Physical sciences > Chemistry > Solution (Chemistry) > Ions > Thermionic emission > Vacuum-tubes--Thermionic emission
... > Science > Physical sciences > Physics > Ions > Secondary ion emission > Thermionic emission > Vacuum-tubes--Thermionic emission
... > Science > Physical sciences > Physics > Ions > Secondary ion emission > Thermionic emission > Vacuum-tubes--Thermionic emission
... > Mixtures > Solution (Chemistry) > Ions > Secondary ion emission > Thermionic emission > Vacuum-tubes--Thermionic emission

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Vacuum-tubes--Thermionic emission  

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http://www.yso.fi/onto/lcsh/sh85141748

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