initial commit / add all books

5 files changed, 65 insertions, 0 deletions

diff --git a/1787/CH1/EX1.3/Exa1_3.sce b/1787/CH1/EX1.3/Exa1_3.sce
new file mode 100755
index 000000000..1ff1f18a3
--- /dev/null
+++ b/1787/CH1/EX1.3/Exa1_3.sce
@@ -0,0 +1,17 @@
+//Exa 1.3

+clc;

+clear;

+close;

+//given data

+r=1.278;//in Angstrum

+AtomicWeight=63.5;//constant

+AvogadroNo=6.023*10^23;//constant

+//For FCC structure a=4*r/sqrt(2)

+a=4*r*10^-10/sqrt(2);//in meter

+V=a^3;//in meter^3

+//mass of one atom = m

+m=AtomicWeight/AvogadroNo;//in gm

+m=m/1000;//in Kg

+n=4;// no. of atoms per unit cell for FCC structure

+rho=m*n/V;//in Kg/m^3

+disp(rho,"Density of crystal in Kg/m^3: ");
\ No newline at end of file
diff --git a/1787/CH1/EX1.4/Exa1_4.sce b/1787/CH1/EX1.4/Exa1_4.sce
new file mode 100755
index 000000000..211234839
--- /dev/null
+++ b/1787/CH1/EX1.4/Exa1_4.sce
@@ -0,0 +1,15 @@
+//Exa 1.4

+clc;

+clear;

+close;

+//given data

+n=4;// no. of atoms per unit cell of silicon

+AtomicWeight=28;//constant

+AvogadroNo=6.021*10^23;//constant

+m=AtomicWeight/AvogadroNo;//in gm

+m=m/1000;//in Kg

+a=5.3;//lattice constant in Angstrum

+a=a*10^-10;//in meter

+V=a^3;//in meter^3

+rho=m*n/V;//in Kg/m^3

+disp(rho,"Density of silicon crystal in Kg/m^3: ");
\ No newline at end of file
diff --git a/1787/CH1/EX1.5/Exa1_5.sce b/1787/CH1/EX1.5/Exa1_5.sce
new file mode 100755
index 000000000..10852962c
--- /dev/null
+++ b/1787/CH1/EX1.5/Exa1_5.sce
@@ -0,0 +1,11 @@
+//Exa 1.5

+clc;

+clear;

+close;

+//given data

+a=4.75;//lattice constant in Angstrum

+a=a*10^-10;//in meter

+disp("Surface density in FCC on (111)Plane : dp = 2.31/a^2");

+dp=2.31/a^2;//in atom/m^2

+dp=dp/10^6;//in atom/mm^2

+disp(dp,"Surface density in FCC on (111)Plane in atoms/mm^2: ");
\ No newline at end of file
diff --git a/1787/CH1/EX1.6/Exa1_6.sce b/1787/CH1/EX1.6/Exa1_6.sce
new file mode 100755
index 000000000..f367c89e8
--- /dev/null
+++ b/1787/CH1/EX1.6/Exa1_6.sce
@@ -0,0 +1,10 @@
+//Exa 1.6

+clc;

+clear;

+close;

+//given data

+lambda=1.539;//in Angstrum

+theta=22.5;//in degree

+n=1;//order unitless

+d=n*lambda/(2*sin(theta*%pi/180));//in Angstrum

+disp(d,"Interpolar distance in Angstrum : ")
\ No newline at end of file
diff --git a/1787/CH1/EX1.7/Exa1_7.sce b/1787/CH1/EX1.7/Exa1_7.sce
new file mode 100755
index 000000000..4a36e3edd
--- /dev/null
+++ b/1787/CH1/EX1.7/Exa1_7.sce
@@ -0,0 +1,12 @@
+//Exa 1.7

+clc;

+clear;

+close;

+//given data

+

+theta=16.8/2;//in degree

+n=2;//order unitless

+d=0.4;//in nm

+lambda=(2*d*sin(theta*%pi/180))/n;//in Angstrum

+disp(lambda,"wavelength of X-rays in Angstrum : ");

+//Note: Ans in the book is not correct
\ No newline at end of file