diff options
Diffstat (limited to '3755/CH5/EX5.8/Ex5_8.sce')
| -rw-r--r-- | 3755/CH5/EX5.8/Ex5_8.sce | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/3755/CH5/EX5.8/Ex5_8.sce b/3755/CH5/EX5.8/Ex5_8.sce new file mode 100644 index 000000000..1ecab94ed --- /dev/null +++ b/3755/CH5/EX5.8/Ex5_8.sce @@ -0,0 +1,21 @@ +clear
+//
+//
+//
+
+//Variable declaration
+e=1.6*10^-19; //charge(coulomb)
+m=9*10^-31; //mass(kg)
+h=6.62*10^-34; //plank's constant(Js)
+rho=970; //density(kg/m^3)
+N0=6.02*10^26; //avagadro number
+A=23; //atomic weight
+
+//Calculations
+n=rho*N0/A; //concentration(electrons/m^3)
+ef=(h^2/(8*m))*(3*n/%pi)^(2/3); //fermi energy(J)
+ef=ef/e; //fermi energy(eV)
+
+//Result
+printf("\n fermi energy is %0.3f eV",ef)
+printf("\n answer varies due to rounding off errors")
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