Consider an ideal metal-semiconductor junction between p-type silicon and polycrystalline aluminum. The S i is doped with
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Consider an ideal metal-semiconductor junction between p-type silicon and polycrystalline aluminum. The Si is doped with NA = 5 × 1016 cm-3. The metal work function is 4.28 eV and the Si electron affinity is 4.01 eV. Draw the equilibrium band diagram and determine the barrier height ϕB.
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