A silicon wafer has a doping concentration of 1 x 10¹6 phosphorus atoms/cm³. (a) Determine the conductivity of the wafer. (b) What concentration of boron atoms must be added to the wafer to make the conductivity equal to 5.0 (2 cm)-¹?

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A silicon wafer has a doping concentration of
1 x 10¹6 phosphorus atoms/cm³. (a) Determine the
conductivity of the wafer. (b) What concentration
of boron atoms must be added to the wafer to make
the conductivity equal to 5.0 (S2-cm)-¹?
► sign X
90%
5
III
► sigr X
im
6
55°F
===
pro X
(8)
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7COL
+
E E
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34
=S ☐
Share
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9:34 AM
10/17/2022
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Transcribed Image Text:M Inbox ← ← с Unti X Untitled document File Edit View Insert Mic x 100% ▼ https://docs.google.com/document/d/1GwQ1Wwe2FWPJw6pxcqiPqsA3PHjVT-wR89GVTq_N1dY/edit Type here to search Clas X DO Format Tools Extensions Help Normal text 1 Dio X Sigrx ✪ file. X Arial O 1 100 Last edit was seconds ago 11 + B I U A Mic x 2 3 31 CO & → Mic x M A silicon wafer has a doping concentration of 1 x 10¹6 phosphorus atoms/cm³. (a) Determine the conductivity of the wafer. (b) What concentration of boron atoms must be added to the wafer to make the conductivity equal to 5.0 (S2-cm)-¹? ► sign X 90% 5 III ► sigr X im 6 55°F === pro X (8) O III 7COL + E E D X 34 =S ☐ Share Editing 9:34 AM 10/17/2022 X T :
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