1 files changed, 19 insertions, 0 deletions
diff --git a/3665/CH2/EX2.8/Ex2_8.sce b/3665/CH2/EX2.8/Ex2_8.sce
new file mode 100644
index 000000000..d4857c5b1
--- /dev/null
+++ b/3665/CH2/EX2.8/Ex2_8.sce
@@ -0,0 +1,19 @@
+clc//
+//
+//
+
+//Variable declaration
+r1=1.258;     //atomic radius(angstrom)
+r2=1.292;     //atomic radius(angstrom)
+
+//Calculation
+a1=4*r1/sqrt(3);       //spacing(angstrom)
+n1=((1/8)*8)+1;      //number of atoms per unit cell
+v1=a1^3/n1;           //volume occupied by 1 atom(m^3)
+n2=(1/2*6)+(1/8*8);    //number of atoms per unit cell
+a2=2*sqrt(2)*r2;   //spacing(angstrom)
+v2=a2^3/n2;           //volume occupied by 1 atom(m^3)
+dc=(v1-v2)*100/v1;     //change in volume(%)
+
+//Result
+printf("\n decrease of volume is %0.1f percentage"                                    ,dc)