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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /3636/CH6/EX6.9 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '3636/CH6/EX6.9')
| -rw-r--r-- | 3636/CH6/EX6.9/Ex6_9.sce | 28 | ||||
| -rw-r--r-- | 3636/CH6/EX6.9/Ex6_9.txt | 1 |
2 files changed, 29 insertions, 0 deletions
diff --git a/3636/CH6/EX6.9/Ex6_9.sce b/3636/CH6/EX6.9/Ex6_9.sce new file mode 100644 index 000000000..be644dff2 --- /dev/null +++ b/3636/CH6/EX6.9/Ex6_9.sce @@ -0,0 +1,28 @@ +clc;
+clear;
+ni=1.5*10^10 //in cm^-3
+e=1.6*10^-19 //in eV
+Na=10^16 //doping density in cm^-3
+Nd=10^16 //in cm^-3
+tau_p0=5*10^-7 //in s
+tau_n0=5*10^-7 //in s
+Dn=25 //in cm^2/s
+Dp=10 //in cm^2/s
+epsilon_r=11.7 //in F/cm
+epsilon_0=8.85*10^-14 //in F/cm
+myu_n=1350 //in cm^2/V*s
+myu_p=450 //in cm^2/V*s
+V=0.65 //in V
+Const=0.0259 //constant for kT/e in V
+
+//Calculation
+pn0=ni^2/Nd //in cm^-3
+np0=ni^2/Na //in cm^-3
+Lp=sqrt(Dp*tau_p0) //in cm
+Ln=sqrt(Dn*tau_n0) //in cm
+Js=(((e*Dp*pn0)/Lp)+((e*Dn*pn0)/Lp)) //in A/cm^2
+J=Js*(exp(V/Const)-1) //Total current density in A/cm^2
+sigma=e*myu_n*Nd //in mho/cm
+E=J/sigma
+
+mprintf("Electric field value= %1.2f V/cm",E) //The answer provided in the textbook is wrong
diff --git a/3636/CH6/EX6.9/Ex6_9.txt b/3636/CH6/EX6.9/Ex6_9.txt new file mode 100644 index 000000000..dca782dbc --- /dev/null +++ b/3636/CH6/EX6.9/Ex6_9.txt @@ -0,0 +1 @@ + Electric field value= 2.07 V/cm
\ No newline at end of file |