diff options
Diffstat (limited to '2243/CH11/EX11.12')
| -rwxr-xr-x | 2243/CH11/EX11.12/Ex11_12.sce | 11 | ||||
| -rwxr-xr-x | 2243/CH11/EX11.12/Res11_12.txt | 1 |
2 files changed, 12 insertions, 0 deletions
diff --git a/2243/CH11/EX11.12/Ex11_12.sce b/2243/CH11/EX11.12/Ex11_12.sce new file mode 100755 index 000000000..4f8f4afc6 --- /dev/null +++ b/2243/CH11/EX11.12/Ex11_12.sce @@ -0,0 +1,11 @@ +clc();
+clear;
+//Given :
+Eg = 1.1;// Energy gap in eV
+T1 = 300 ;// Temperature in K
+T2 = 473; // Temperature in K (273+ 200 = 473 K)
+k = 8.62*10^-5 ; // in eV
+// sigma = A*exp(-Eg/(2*k*T))
+//Ratio = sigma_473/sigma_300
+Ratio = exp((-Eg/(2*k))*((1/T2)-(1/T1)));
+printf("Thus, sigma_473 is %d times sigma_300",Ratio);
diff --git a/2243/CH11/EX11.12/Res11_12.txt b/2243/CH11/EX11.12/Res11_12.txt new file mode 100755 index 000000000..cbf73a5fb --- /dev/null +++ b/2243/CH11/EX11.12/Res11_12.txt @@ -0,0 +1 @@ +Thus, sigma_473 is 2389 times sigma_300
\ No newline at end of file |