1 files changed, 27 insertions, 0 deletions
diff --git a/3755/CH2/EX2.9/Ex2_9.sce b/3755/CH2/EX2.9/Ex2_9.sce
new file mode 100644
index 000000000..32e9bca2c
--- /dev/null
+++ b/3755/CH2/EX2.9/Ex2_9.sce
@@ -0,0 +1,27 @@
+clear
+//
+//
+//
+
+//Variable declaration    
+r=1.246;     //atomic radius(angstrom)
+h1=2;       //intercept on X axis
+k1=0;      //intercept on Y axis
+l1=0;      //intercept on Z-axis
+h2=2;       //intercept on X axis
+k2=2;      //intercept on Y axis
+l2=0;      //intercept on Z-axis
+h3=1;       //intercept on X axis
+k3=1;      //intercept on Y axis
+l3=1;      //intercept on Z-axis
+
+//Calculations
+a=2*sqrt(2)*r;      //lattice constant
+d1=a/sqrt(h1^2+k1^2+l1^2);       //interplanar spacing in 1st plane(angstrom)
+d2=a/sqrt(h2^2+k2^2+l2^2);       //interplanar spacing in 2nd plane(angstrom)
+d3=a/sqrt(h3^2+k3^2+l3^2);       //interplanar spacing in 3rd plane(angstrom)
+
+//Result
+printf("\n interplanar spacing in 1st plane is %0.3f angstrom",d1)
+printf("\n interplanar spacing in 2nd plane is %0.3f angstrom",d2)
+printf("\n interplanar spacing in 3rd plane is %0.4f angstrom",d3)