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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /3669/CH1 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '3669/CH1')
| -rw-r--r-- | 3669/CH1/EX1.1/1.sce | 14 | ||||
| -rw-r--r-- | 3669/CH1/EX1.2/2.sce | 19 | ||||
| -rw-r--r-- | 3669/CH1/EX1.3/3.sce | 13 | ||||
| -rw-r--r-- | 3669/CH1/EX1.4/4.sce | 11 | ||||
| -rw-r--r-- | 3669/CH1/EX1.5/5.sce | 12 | ||||
| -rw-r--r-- | 3669/CH1/EX1.6/6.sce | 14 |
6 files changed, 83 insertions, 0 deletions
diff --git a/3669/CH1/EX1.1/1.sce b/3669/CH1/EX1.1/1.sce new file mode 100644 index 000000000..239ed86dc --- /dev/null +++ b/3669/CH1/EX1.1/1.sce @@ -0,0 +1,14 @@ +
+//Variable declaration
+e=1.6*10**-19; //charge of electron(c)
+epsilon0=8.85*10**-12; //permittivity(C/Nm)
+r0=236*10**-12; //seperation(m)
+IE=5.14; //ionisation energy of Na(eV)
+Ea=-3.65; //electron affinity(eV)
+
+//Calculation
+V=-e**2/(4*e*%pi*epsilon0*r0);
+BE=IE+Ea+(V); //bond energy(eV)
+
+//Result
+printf('bond energy is %0.3f eV \n',(BE))
\ No newline at end of file diff --git a/3669/CH1/EX1.2/2.sce b/3669/CH1/EX1.2/2.sce new file mode 100644 index 000000000..e25b66476 --- /dev/null +++ b/3669/CH1/EX1.2/2.sce @@ -0,0 +1,19 @@ +
+//Variable declaration
+e=1.602*10**-19; //charge of electron(c)
+epsilon0=8.85*10**-12; //permittivity(C/Nm)
+r0=0.314*10**-9; //seperation(m)
+A=1.75; //madelung constant
+n=5.77; //repulsive exponent value
+IE=4.1; //ionisation energy of K(eV)
+Ea=3.6; //electron affinity(eV)
+
+//Calculation
+E=-A*e**2*(1-(1/n))/(4*e*%pi*epsilon0*r0); //energy(eV)
+Ce=E/2; //cohesive energy per atom(eV)
+x=IE-Ea; //energy(eV)
+CE=Ce+(x/2); //total cohesive energy per atom(eV)
+
+//Result
+printf('total cohesive energy per atom is %0.3f eV \n',(CE))
+printf('answer varies due to ing off errors')
\ No newline at end of file diff --git a/3669/CH1/EX1.3/3.sce b/3669/CH1/EX1.3/3.sce new file mode 100644 index 000000000..893939b31 --- /dev/null +++ b/3669/CH1/EX1.3/3.sce @@ -0,0 +1,13 @@ +
+//Variable declaration
+e=1.602*10**-19; //charge of electron(c)
+epsilon0=8.85*10**-12; //permittivity(C/Nm)
+r0=0.281*10**-9; //seperation(m)
+alpham=1.748; //madelung constant
+n=9; //repulsive exponent value
+
+//Calculation
+E=-alpham*e**2*(1-(1/n))/(4*e*%pi*epsilon0*r0); //cohesive energy(eV)
+
+//Result
+printf('cohesive energy is %0.3f eV \n',(E))
\ No newline at end of file diff --git a/3669/CH1/EX1.4/4.sce b/3669/CH1/EX1.4/4.sce new file mode 100644 index 000000000..39c446e25 --- /dev/null +++ b/3669/CH1/EX1.4/4.sce @@ -0,0 +1,11 @@ +
+//Variable declaration
+e=1.6*10**-19; //charge of electron(c)
+epsilon0=8.85*10**-12; //permittivity(C/Nm)
+r0=2.5*10**-10; //seperation(m)
+
+//Calculation
+PE=e**2/(4*e*%pi*epsilon0*r0); //potential energy(eV)
+
+//Result
+printf('potential energy is %0.3f eV \n',(PE))
\ No newline at end of file diff --git a/3669/CH1/EX1.5/5.sce b/3669/CH1/EX1.5/5.sce new file mode 100644 index 000000000..121913e1f --- /dev/null +++ b/3669/CH1/EX1.5/5.sce @@ -0,0 +1,12 @@ +
+//Variable declaration
+m=1;
+n=9; //repulsive exponent value
+a=1.748*10**-28;
+r0=0.281*10**-9; //seperation(m)
+e=1.6*10**-19;
+//Calculation
+Ur0=-a*(1-(m/n))/(e*r0**m); //cohesive energy(eV)
+
+//Result
+printf('cohesive energy is %0.3f eV \n',(Ur0))
diff --git a/3669/CH1/EX1.6/6.sce b/3669/CH1/EX1.6/6.sce new file mode 100644 index 000000000..eb6540e94 --- /dev/null +++ b/3669/CH1/EX1.6/6.sce @@ -0,0 +1,14 @@ +
+//Variable declaration
+e=1.6*10**-19; //charge of electron(c)
+epsilon0=8.85*10**-12; //permittivity(C/Nm)
+r0=0.281*10**-9; //seperation(m)
+IE=5.14; //ionisation energy of Na(eV)
+Ea=-3.61; //electron affinity(eV)
+
+//Calculation
+V=-e**2/(4*e*%pi*epsilon0*r0);
+CE=IE+Ea+(V); //cohesive energy(eV)
+
+//Result
+printf('cohesive energy is %0.3f eV \n',CE)
\ No newline at end of file |