diff options
Diffstat (limited to '1952/CH7/EX7.18')
| -rwxr-xr-x | 1952/CH7/EX7.18/Ex7_18.sce | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/1952/CH7/EX7.18/Ex7_18.sce b/1952/CH7/EX7.18/Ex7_18.sce new file mode 100755 index 000000000..c637ae928 --- /dev/null +++ b/1952/CH7/EX7.18/Ex7_18.sce @@ -0,0 +1,8 @@ +// chapter 7 , Example7.18 , pg 217
+ni=1.5*10^16 //intrinsic carrier density(in m^-3)
+Un=0.13 //electron mobility (in m^2/(V*s))
+up=0.05 //hole mobility (in m^2/(V*s))
+e=1.6*10^-19 //charge in electron (in C)
+sigma=ni*e*(Un+up) // electrical conductivity
+printf("Electrical conductivity\n")
+printf("sigma=%.6f (ohm*m)^-1",sigma)
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