From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001
From: prashantsinalkar
Date: Tue, 10 Oct 2017 12:27:19 +0530
Subject: initial commit / add all books

---
 3557/CH3/EX3.19/Ex3_19.sce | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 3557/CH3/EX3.19/Ex3_19.sce

(limited to '3557/CH3/EX3.19/Ex3_19.sce')

diff --git a/3557/CH3/EX3.19/Ex3_19.sce b/3557/CH3/EX3.19/Ex3_19.sce
new file mode 100644
index 000000000..077d69580
--- /dev/null
+++ b/3557/CH3/EX3.19/Ex3_19.sce
@@ -0,0 +1,12 @@
+//Example 3.19//
+
+e=0.117;//nm //atomic radius of silicon (From Appendix 2)
+a=(8/sqrt(3))*e
+mprintf("a= %f nm",a)
+s=sqrt(2)*a
+mprintf("\n s= %f nm",s)
+i=2;//atoms //From the figure 3.23 there are two atoms per lattice point therefore we choose value 2 atoms in planar density
+A=(1/2)*s*(sqrt(3)/2)*s //area of traingle
+mprintf("\n A = %f nm^2",A)
+p=i/A;//planar density
+mprintf("\n p = %f atoms/nm^2",p)
-- 
cgit