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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /3440/CH1/EX1.4/Ex1_4.sce | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '3440/CH1/EX1.4/Ex1_4.sce')
| -rw-r--r-- | 3440/CH1/EX1.4/Ex1_4.sce | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/3440/CH1/EX1.4/Ex1_4.sce b/3440/CH1/EX1.4/Ex1_4.sce new file mode 100644 index 000000000..933d04317 --- /dev/null +++ b/3440/CH1/EX1.4/Ex1_4.sce @@ -0,0 +1,18 @@ +clc
+
+T=300 //K
+Nd=10**16//atoms/cm^3
+Nc=2.86*10**19//cm^-3
+ni=9.65*10**9//cm^-3
+k=8.617*10^-5 //eV/K
+e=1.6*10**-19 //C
+n=Nd
+disp(n,"in cm^-3 is")
+p=ni^2/Nd
+disp(p,"in cm^-3 is")
+//Ec-Ef=z
+z=k*T*log(Nc/Nd)
+disp(z,"fermi level measured from bottom of conduction band in eV is")
+//Ef-Ei=y
+y=k*T*log(Nd/ni)
+disp(y,"Fermi level measured from the intrinsic fermi level in eV is")
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