F2010_ECE132_Quiz4_Wed

F2010_ECE132_Quiz4_Wed - ECE 132 Quiz 4 October 26, 2010...

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Unformatted text preview: ECE 132 Quiz 4 October 26, 2010 Name __________________________ 2 separate slabs of Germanium semiconductor are doped in different ways. Slab A is doped n-type with . Slab B is doped p-type with . 13 3 If the same number of excess carriers, 2*10 EHP/cm , are generated in each sample by a flash of light at t=0, which sample’s excess holes will decay/recombine faster and why? , and assume complete ionization. n n(t=0) t ...
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