diff options
Diffstat (limited to '3875/CH11')
44 files changed, 1851 insertions, 0 deletions
diff --git a/3875/CH11/EX11.1/11_1.sce b/3875/CH11/EX11.1/11_1.sce new file mode 100644 index 000000000..a4cdcb55a --- /dev/null +++ b/3875/CH11/EX11.1/11_1.sce @@ -0,0 +1,13 @@ +clc;
+clear;
+I=10*10^-3 //current in Ampere
+e=1.6*10^-19 //charge in C
+h=6.63*10^-34 //Plancks constant in J-s
+c=3*10^8 //velocity of light in m/s
+V=25*10^3//voltage in V
+
+n=(I/e)
+mprintf("The no of electrons striking the target are = %1.2e\n",n)
+
+lambda_min=(h*c)/(e*V)
+mprintf("The minimum wavelegth of the emitted Xrays is = %1.2e m",lambda_min)
diff --git a/3875/CH11/EX11.1/11_1.txt b/3875/CH11/EX11.1/11_1.txt new file mode 100644 index 000000000..a42b759e0 --- /dev/null +++ b/3875/CH11/EX11.1/11_1.txt @@ -0,0 +1,2 @@ +The no of electrons striking the target are = 6.25e+16
+The minimum wavelegth of the emitted Xrays is = 4.97e-11 m
\ No newline at end of file diff --git a/3875/CH11/EX11.10/11_10.sce b/3875/CH11/EX11.10/11_10.sce new file mode 100644 index 000000000..012bfb76b --- /dev/null +++ b/3875/CH11/EX11.10/11_10.sce @@ -0,0 +1,10 @@ +clc;
+clear;
+lambda=0.12 //wavelength in nm
+tetha=28 //Braggs angle in degree
+n=2 //second order reflection
+
+//calculation
+d=(n*lambda)/(2*sind(28))
+
+mprintf("The interplanar spacing of the reflecting planes of the crystal is = %1.2f nm",d)
diff --git a/3875/CH11/EX11.10/11_10.txt b/3875/CH11/EX11.10/11_10.txt new file mode 100644 index 000000000..7ac64ef68 --- /dev/null +++ b/3875/CH11/EX11.10/11_10.txt @@ -0,0 +1 @@ + The interplanar spacing of the reflecting planes of the crystal is = 0.26 nm
\ No newline at end of file diff --git a/3875/CH11/EX11.11/11_11.sce b/3875/CH11/EX11.11/11_11.sce new file mode 100644 index 000000000..f88e17033 --- /dev/null +++ b/3875/CH11/EX11.11/11_11.sce @@ -0,0 +1,13 @@ +clc;
+clear;
+n=3 //third order reflection
+lambda=97 //wavelength in pm (third order)
+tetha1=23 //Braggs angle for first order in degree
+tetha2=60 //Braggs angle for third order in degree
+
+//calculation
+lambda_1=(n*lambda*sind(tetha1))/sind(tetha2)
+d=(n*lambda)/(2*sind(tetha2))
+
+mprintf("\nThe wavelength that undergoes first order reflection is = %d pm\n",lambda_1)
+mprintf("The interplanar spacing is = %d pm",d)
diff --git a/3875/CH11/EX11.11/11_11.txt b/3875/CH11/EX11.11/11_11.txt new file mode 100644 index 000000000..0a85fcb78 --- /dev/null +++ b/3875/CH11/EX11.11/11_11.txt @@ -0,0 +1,2 @@ +The wavelength that undergoes first order reflection is = 131 pm
+The interplanar spacing is = 168 pm
\ No newline at end of file diff --git a/3875/CH11/EX11.12/11_12.sce b/3875/CH11/EX11.12/11_12.sce new file mode 100644 index 000000000..14e931020 --- /dev/null +++ b/3875/CH11/EX11.12/11_12.sce @@ -0,0 +1,15 @@ +clc;
+clear;
+a=0.2 //lattice parameter in nm
+h=1 //x intercept of parallel plane
+k=1 //y intercept of parallel plane
+l=1 //z intercept of parallel plane
+phi=87 //incident angle in degree
+
+//calculation
+tetha=phi/2
+d=(a/sqrt(h^2+k^2+l^2))
+lambda=(2*d*sind(tetha))
+
+mprintf("The wavelength is = %1.3f nm\n",lambda)
+mprintf("The Braggs angle is = %2.1f degree",tetha)
diff --git a/3875/CH11/EX11.12/11_12.txt b/3875/CH11/EX11.12/11_12.txt new file mode 100644 index 000000000..ceea76e6c --- /dev/null +++ b/3875/CH11/EX11.12/11_12.txt @@ -0,0 +1,2 @@ +The wavelength is = 0.159 nm
+The Braggs angle is = 43.5 degree
\ No newline at end of file diff --git a/3875/CH11/EX11.13/11_13.sce b/3875/CH11/EX11.13/11_13.sce new file mode 100644 index 000000000..f6607a95f --- /dev/null +++ b/3875/CH11/EX11.13/11_13.sce @@ -0,0 +1,14 @@ +clc;
+clear;
+h=6.63*10^-34 //Plancks constant in J-s
+m=9.1*10^-31 //mass in kg
+e=1.6*10^-19 //charge in C
+V_0=844 //voltage in V
+n=1 //first order reflection
+tetha=58 //Braggs angle in degree
+
+//calculation
+lambda=(h/sqrt(2*m*e*V_0))
+d=((n*lambda)/(2*sind(tetha)))
+mprintf("The interplanar spacing is = %1.2e m or 0.249e-10 m",d)
+//The answer varies due to round off error.
diff --git a/3875/CH11/EX11.13/11_13.txt b/3875/CH11/EX11.13/11_13.txt new file mode 100644 index 000000000..f25253c4d --- /dev/null +++ b/3875/CH11/EX11.13/11_13.txt @@ -0,0 +1 @@ + The interplanar spacing is = 2.49e-11 m or 0.249e-10 m
\ No newline at end of file diff --git a/3875/CH11/EX11.14/11_14.sce b/3875/CH11/EX11.14/11_14.sce new file mode 100644 index 000000000..24c0ac001 --- /dev/null +++ b/3875/CH11/EX11.14/11_14.sce @@ -0,0 +1,15 @@ +clc;
+clear;
+h=6.63*10^-34 //Plancks constant in J-s
+m=1.804*10^-27 //mass of neutron in kg
+K_b=1.38*10^-23 //Boltzmann constant in J/K
+tetha=30 //Braggs angle in degree
+n=2 //second order reflection
+T=300 //temperature in K
+
+//calculation
+lambda=h/sqrt(3*m*K_b*T)
+a=sqrt((3*lambda))/2
+
+mprintf("The lattice constant is = %1.2e m.",a)
+//The answer provided in the textbook is wrong.
diff --git a/3875/CH11/EX11.14/11_14.txt b/3875/CH11/EX11.14/11_14.txt new file mode 100644 index 000000000..595999fe6 --- /dev/null +++ b/3875/CH11/EX11.14/11_14.txt @@ -0,0 +1 @@ + The lattice constant is = 1.02e-05 m.
\ No newline at end of file diff --git a/3875/CH11/EX11.15/11_15.sce b/3875/CH11/EX11.15/11_15.sce new file mode 100644 index 000000000..3f4a3e518 --- /dev/null +++ b/3875/CH11/EX11.15/11_15.sce @@ -0,0 +1,14 @@ +clc;
+clear;
+//from the table given in the sum, first observation is taken to calculate the unit cell and dimension
+theta=6.05 //degree in radians
+lambda=71 //wavelength in pm
+h=1 //lattice parameter for x axis
+k=0 //lattice parameter for y axis
+l=0 //lattice parameter for z axis
+
+//calculations
+sin_square_theta=sind(theta)^2
+alpha=(lambda/2)*((h^2+k^2+l^2)/sqrt(sin_square_theta))
+
+mprintf("alpha = %d pm",ceil(alpha))
diff --git a/3875/CH11/EX11.15/11_15.txt b/3875/CH11/EX11.15/11_15.txt new file mode 100644 index 000000000..808adb597 --- /dev/null +++ b/3875/CH11/EX11.15/11_15.txt @@ -0,0 +1 @@ +alpha = 337 pm
\ No newline at end of file diff --git a/3875/CH11/EX11.16/11_16.sce b/3875/CH11/EX11.16/11_16.sce new file mode 100644 index 000000000..799cd889e --- /dev/null +++ b/3875/CH11/EX11.16/11_16.sce @@ -0,0 +1,15 @@ +clc;
+clear;
+lambda=0.154 //wavelength in nm
+theta1=20 //angle in degree
+theta2=29 //angle in degree
+h=1 //x intercept of parallel plane
+k=1 //y intercept of parallel plane
+l=0 //z intercept of parallel plane
+//calculation
+ratio=sind(theta1)^2/sind(theta2)^2 //ratio of sin^2 theta values of first and second angles
+alpha=(lambda/2)*sqrt((sqrt(h^2+k^2+l^2))/sind(theta1)^2)
+
+mprintf("The crystal structure is bcc since the ratio is %1.1f\n",ratio)
+mprintf("lattice constant alpha = %0.3f nm\n",alpha) // The answer provided in the textbook is wrong
+mprintf("The element is tungsten since this lattice constant of %0.3f nm and crystallizes in the bcc structure",alpha) //The answer provided in the textbook is wrong
diff --git a/3875/CH11/EX11.16/11_16.txt b/3875/CH11/EX11.16/11_16.txt new file mode 100644 index 000000000..a67388276 --- /dev/null +++ b/3875/CH11/EX11.16/11_16.txt @@ -0,0 +1,3 @@ +The crystal structure is bcc since the ratio is 0.5
+lattice constant alpha = 0.268 nm
+The element is tungsten since this lattice constant of 0.268 nm and crystallizes in the bcc structure
\ No newline at end of file diff --git a/3875/CH11/EX11.17/11_17.sce b/3875/CH11/EX11.17/11_17.sce new file mode 100644 index 000000000..855296229 --- /dev/null +++ b/3875/CH11/EX11.17/11_17.sce @@ -0,0 +1,16 @@ +clc;
+clear;
+//Consider the peak value 8 of observation for calculation in the sum
+lambda=0.07107 //wavelength in nm
+theta=29.71 //angle in degree
+h=4 //x intercept of parallel plane
+k=0 //y intercept of parallel plane
+l=0 //z intercept of parallel plane
+
+//calculation
+d_400=(lambda/(2*sind(theta))) //interplanar distance in nm
+alpha=d_400*(sqrt(h^2+k^2+l^2))
+
+mprintf("The crystal structure is bcc due to corresponding (hkl) values\n")
+mprintf("lattice constant of peak no.1 is (110)\n")
+mprintf("The element is tungsten since this lattice constant of %0.4f nm and crystallizes in the bcc structure",alpha) //The answer provided in the textbook is wrong
diff --git a/3875/CH11/EX11.17/11_17.txt b/3875/CH11/EX11.17/11_17.txt new file mode 100644 index 000000000..eef38c5d7 --- /dev/null +++ b/3875/CH11/EX11.17/11_17.txt @@ -0,0 +1,3 @@ +The crystal structure is bcc due to corresponding (hkl) values
+lattice constant of peak no.1 is (110)
+The element is tungsten since this lattice constant of 0.2868 nm and crystallizes in the bcc structure
\ No newline at end of file diff --git a/3875/CH11/EX11.18/11_18.sce b/3875/CH11/EX11.18/11_18.sce new file mode 100644 index 000000000..fd7484dc9 --- /dev/null +++ b/3875/CH11/EX11.18/11_18.sce @@ -0,0 +1,18 @@ +clc;
+clear;
+h=1 //x intercept of parallel plane
+k=1 //y intercept of parallel plane
+l=1 //z intercept of parallel plane
+a=0.352 //lattice constant in nm
+tetha=28.5 //Braggs angle in degree
+K_b=1.38*10^-23 //Boltzmann constant in J/K
+H=6.63*10^-34 //Plancks constant in J-s
+m=1.67*10^-27 //mass of nuetron in kg
+
+//calculation
+
+d=(a/sqrt(h^2+k^2+l^2)) //interplanar distance in nm
+lambda=2*d*sind(28.5) //wavelength in nm
+T=(H^2)/(3*m*K_b*((lambda*10^-9)^2))
+
+mprintf("The effective temperature of neutrons is = %d K",T)
diff --git a/3875/CH11/EX11.18/11_18.txt b/3875/CH11/EX11.18/11_18.txt new file mode 100644 index 000000000..6c38a1487 --- /dev/null +++ b/3875/CH11/EX11.18/11_18.txt @@ -0,0 +1 @@ + The effective temperature of neutrons is = 169 K
\ No newline at end of file diff --git a/3875/CH11/EX11.19/11_19.txt b/3875/CH11/EX11.19/11_19.txt new file mode 100644 index 000000000..f2a20e1e8 --- /dev/null +++ b/3875/CH11/EX11.19/11_19.txt @@ -0,0 +1 @@ + The Braggs angle is = 19 degrees and 51 minutes
\ No newline at end of file diff --git a/3875/CH11/EX11.19/Ex11_19.sce b/3875/CH11/EX11.19/Ex11_19.sce new file mode 100644 index 000000000..063394f07 --- /dev/null +++ b/3875/CH11/EX11.19/Ex11_19.sce @@ -0,0 +1,18 @@ +clc;
+clear;
+H=6.626*10^-34 //Plancks constant in J-s
+m=9.1*10^-31 //mass in kg
+e=1.6*10^-19 //charge in C
+V_0=80 //Potential difference in V
+a=0.35 //lattice parameter in nm
+h=1 //x intercept of parallel plane
+k=1 //y intercept of parallel plane
+l=1 //z intercept of parallel plane
+
+//calculation
+lambda=H/sqrt(2*m*e*V_0) //wavelength in m
+d_111=(a/sqrt(h^2+k^2+l^2))*10^-9 //interplanar distance in m
+theta1_degrees= floor(asin((lambda)/(2*d_111))*(180/%pi)) //degrees part of angle
+theta1_minutes=((asin((lambda)/(2*d_111))*(180/%pi))-theta1_degrees)*60 //minutes part of angle
+mprintf("The Braggs angle is = %d degrees and %d minutes",theta1_degrees,theta1_minutes)
+//The answer varies due to round off error.
diff --git a/3875/CH11/EX11.2/11_2.sce b/3875/CH11/EX11.2/11_2.sce new file mode 100644 index 000000000..105eed936 --- /dev/null +++ b/3875/CH11/EX11.2/11_2.sce @@ -0,0 +1,17 @@ +clc;
+clear;
+e=1.6*10^-19 //charge in C
+h=6.63*10^-34 //Plancks constant in J-s
+c=3*10^8 //velocity of light in m/s
+n1=1 //first order maxima
+n2=2 //second order maxima
+V=50*10^3 //voltage in V
+tetha=26 //Braggs angle in degree
+
+//calculation
+lambda_min=(h*c)/(e*V) //wavelength in m
+d=(n1*lambda_min)/(2*sind(tetha))
+mprintf("The interplanar spacing is = %1.2e m\n",d)
+
+tetha2=asind((n2*lambda_min)/(2*d))
+mprintf("The Braggs angle for second order reflection is = %2.1f degree",tetha2) //The answer varies due to round off error.
diff --git a/3875/CH11/EX11.2/11_2.txt b/3875/CH11/EX11.2/11_2.txt new file mode 100644 index 000000000..7a08051e0 --- /dev/null +++ b/3875/CH11/EX11.2/11_2.txt @@ -0,0 +1,2 @@ +The interplanar spacing is = 2.84e-11 m
+The Braggs angle for second order reflection is = 61.3 degree
\ No newline at end of file diff --git a/3875/CH11/EX11.20/11_20.txt b/3875/CH11/EX11.20/11_20.txt new file mode 100644 index 000000000..e1935ff5d --- /dev/null +++ b/3875/CH11/EX11.20/11_20.txt @@ -0,0 +1,3 @@ +The lattice parameter of sample A is= 0.367 nm
+The lattice parameter of sample B is = 0.361 nm
+The lattice parameter of sample B is the same as that of pure copper.Therefore sample B is high purity copper.The lattice parameter of sample is 1.75 percent higher than that of pure copper.Sample B is not pure and the presence of impurity atoms has caused strain in the crystal line.
\ No newline at end of file diff --git a/3875/CH11/EX11.20/Ex11_20.sce b/3875/CH11/EX11.20/Ex11_20.sce new file mode 100644 index 000000000..21b6c92bd --- /dev/null +++ b/3875/CH11/EX11.20/Ex11_20.sce @@ -0,0 +1,22 @@ +clc;
+clear;
+tetha_A=21 //Braggs angle in degree
+tetha_B_degree=21 // part of Braggs angle in degree
+tetha_B_minute=23 //part of Braggs angle in minute
+h=1 //x intercept of parallel plane
+k=1 //y intercept of parallel plane
+l=1 //z intercept of parallel plane
+lambda=0.152 //wavelength of xray in nm
+
+//calculation
+//case(1) for sample A
+d_111=lambda/(2*sind(tetha_A))
+a=d_111*sqrt(h^2+k^2+l^2)
+mprintf("\nThe lattice parameter of sample A is= %1.3f nm\n",a)
+
+//case(2) for sample B
+tetha_B_decdeg=tetha_B_degree+(tetha_B_minute/60)
+d_111=lambda/(2*sind(tetha_B_decdeg))
+a=d_111*sqrt(h^2+k^2+l^2)
+mprintf("The lattice parameter of sample B is = %1.3f nm\n",a)
+mprintf("The lattice parameter of sample B is the same as that of pure copper.Therefore sample B is high purity copper.The lattice parameter of sample is 1.75 percent higher than that of pure copper.Sample B is not pure and the presence of impurity atoms has caused strain in the crystal line.")
diff --git a/3875/CH11/EX11.21/11_21.txt b/3875/CH11/EX11.21/11_21.txt new file mode 100644 index 000000000..3dbc1e074 --- /dev/null +++ b/3875/CH11/EX11.21/11_21.txt @@ -0,0 +1,5 @@ +The lattice parameter is = 0.242 nm
+The lattice parameter is = 0.2960 nm
+The lattice parameters are not equal,hence metal is not bcc
+We assume that the metal is fcc,lattice parameter is consistent at value=0.296 nm
+The atomic diameter is = 0.2093 nm
\ No newline at end of file diff --git a/3875/CH11/EX11.21/Ex11_21.sce b/3875/CH11/EX11.21/Ex11_21.sce new file mode 100644 index 000000000..79417d726 --- /dev/null +++ b/3875/CH11/EX11.21/Ex11_21.sce @@ -0,0 +1,31 @@ +clc;
+clear;
+lambda=0.171 //wavelength of X-ray in nm
+tetha_1=30 //Braggs angle in degree
+tetha_2_degrees=35 //part of Braggs angle in degrees
+tetha_2_minutes=17 //part of Braggs angle in minutes
+h=1 //x intercept of the parallel plane
+k=1 //y intercept of the parallel plane
+l=0 //z intercept of the parallel plane
+
+//calculation
+//case(A)
+d_110=lambda/(2*sind(tetha_1))
+a=d_110*sqrt(h^2+k^2+l^2)
+mprintf("The lattice parameter is = %1.3f nm\n",a)
+
+//case(B)
+h=2 //x intercept of the parallel plane
+k=0 //y intercept of the parallel plane
+l=0 //z intercept of the parallel plane
+tetha_2_decdeg=tetha_2_degrees+(tetha_2_minutes/60)
+d_110=lambda/(2*sind(tetha_2_decdeg))
+a=d_110*sqrt(h^2+k^2+l^2)
+mprintf("The lattice parameter is = %1.4f nm\n",a)
+mprintf("The lattice parameters are not equal,hence metal is not bcc\n")
+mprintf("We assume that the metal is fcc,lattice parameter is consistent at value=0.296 nm\n") //by multiplying d_110 by sqrt(3) and d_200 by sqrt(4)
+
+//for atomice diameter we have
+a=0.296 //lattice parameter in nm
+D=a/sqrt(2)
+mprintf("The atomic diameter is = %1.4f nm",D)
diff --git a/3875/CH11/EX11.22/11_22.txt b/3875/CH11/EX11.22/11_22.txt new file mode 100644 index 000000000..719ecb5b0 --- /dev/null +++ b/3875/CH11/EX11.22/11_22.txt @@ -0,0 +1,3 @@ +The sum total of the intercepts of the parallel plane h^2+k^2+l^2 should be less than 13.988
+The highest possible values of hkl are (222) as the sum total of h^2+k^2+l^2 is less than or equal to 13.98.
+Braggs reflection will occur from the first planes including (222)
\ No newline at end of file diff --git a/3875/CH11/EX11.22/Ex11_22.sce b/3875/CH11/EX11.22/Ex11_22.sce new file mode 100644 index 000000000..59593c68b --- /dev/null +++ b/3875/CH11/EX11.22/Ex11_22.sce @@ -0,0 +1,11 @@ +clc;
+clear;
+lambda=0.154 //wavelength in nm
+D=0.2494 //diameter in D
+
+//calculation
+d=lambda/2 //interplanar distance in nm
+hkl_parameters=((2*D)/(d*sqrt(3)))^2
+mprintf("The sum total of the intercepts of the parallel plane h^2+k^2+l^2 should be less than %1.3f\n",hkl_parameters)
+mprintf("The highest possible values of hkl are (222) as the sum total of h^2+k^2+l^2 is less than or equal to 13.98.\n")
+mprintf("Braggs reflection will occur from the first planes including (222)")
diff --git a/3875/CH11/EX11.3/11_3.sce b/3875/CH11/EX11.3/11_3.sce new file mode 100644 index 000000000..d3e675c34 --- /dev/null +++ b/3875/CH11/EX11.3/11_3.sce @@ -0,0 +1,17 @@ +clc;
+clear;
+d=275 //interplanar distance in pm
+tetha=45 //glancing angle in degree
+
+//calculation
+//case(1) when intensity maxima is 3
+n=3
+lambda=(2*d*sind(tetha))/n
+mprintf("\nThe wavelength is = %1.3f pm\n",lambda)
+
+//case(2) when intensity maxima is 4
+n=4
+lambda=(2*d*sind(tetha))/n
+mprintf("The wavelength is = %1.3f pm",lambda)
+mprintf("Only for n=3 and n=4,the value of lambda lies within the range 95 pm to 140 pm")
+//The answer varies due to round off error.
diff --git a/3875/CH11/EX11.3/11_3.txt b/3875/CH11/EX11.3/11_3.txt new file mode 100644 index 000000000..7126ad754 --- /dev/null +++ b/3875/CH11/EX11.3/11_3.txt @@ -0,0 +1,3 @@ +he wavelength is = 129.636 pm
+The wavelength is = 97.227 pm
+Only for n=3 and n=4,the value of lambda lies within the range 95 pm to 140 pm
\ No newline at end of file diff --git a/3875/CH11/EX11.4/11_4.sce b/3875/CH11/EX11.4/11_4.sce new file mode 100644 index 000000000..ef8cbee83 --- /dev/null +++ b/3875/CH11/EX11.4/11_4.sce @@ -0,0 +1,1478 @@ +clc;
+clear;
+lambda=0.180*10^-9 //wavelength in m
+R=1.097*10^7 // in m^-1
+
+//calculation
+Z_star=sqrt(4/(3*lambda*R))
+mprintf("The Z_star is = %d\n",Z_star)
+Z=(Z_star+1)
+mprintf("Since Z which is the atomic number is = %d,the element is Cobalt",Z)
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diff --git a/3875/CH11/EX11.4/11_4.txt b/3875/CH11/EX11.4/11_4.txt new file mode 100644 index 000000000..021b56c91 --- /dev/null +++ b/3875/CH11/EX11.4/11_4.txt @@ -0,0 +1,2 @@ +The Z_star is = 25
+Since Z which is the atomic number is = 26,the element is Cobalt
\ No newline at end of file diff --git a/3875/CH11/EX11.5/11_5.sce b/3875/CH11/EX11.5/11_5.sce new file mode 100644 index 000000000..dae2c7749 --- /dev/null +++ b/3875/CH11/EX11.5/11_5.sce @@ -0,0 +1,13 @@ +clc;
+clear;
+h=6.63*10^-34 //Plancks constant in J-s
+c=3*10^8 //velocity of light in m/s
+lambda=0.194*10^-9 //wavelength in m
+E_ca=3.69 //energy of calcium target in keV
+Z_ca=20 //atomic no of calcium
+//calculation
+
+E_imp=((h*c)/(lambda*1.6*10^-19))/10^3
+Z_imp=(sqrt(E_imp/E_ca)*(Z_ca-1)+1)
+
+mprintf("The atomic no is = %d,hence impurity is iron",Z_imp)
diff --git a/3875/CH11/EX11.5/11_5.txt b/3875/CH11/EX11.5/11_5.txt new file mode 100644 index 000000000..10872a2f7 --- /dev/null +++ b/3875/CH11/EX11.5/11_5.txt @@ -0,0 +1 @@ + The atomic no is = 26,hence impurity is iron
\ No newline at end of file diff --git a/3875/CH11/EX11.6/11_6.sce b/3875/CH11/EX11.6/11_6.sce new file mode 100644 index 000000000..74aed69a9 --- /dev/null +++ b/3875/CH11/EX11.6/11_6.sce @@ -0,0 +1,17 @@ +clc;
+clear;
+unit_cell_edge_x=(2) //intercept of x
+unit_cell_edge_y=(-3) //intercept of y
+unit_cell_edge_z=(6) //intercept of z
+
+//calculations
+Reciprocal_x=1/unit_cell_edge_x //reciprocal value of miller index x
+Reciprocal_y=1/unit_cell_edge_y //reciprocal value of miller index y
+Reciprocal_z=1/unit_cell_edge_z //reciprocal value of miller index z
+Reciprocal_xyz=int32([unit_cell_edge_x,unit_cell_edge_y,unit_cell_edge_z]) //creating integer vector for LCM calculation
+LCM=double(lcm(Reciprocal_xyz)) //LCM of unit cell edges
+coordinate_A=(Reciprocal_x)*LCM
+coordinate_B=Reciprocal_y*LCM
+coordinate_C=Reciprocal_z*LCM
+
+mprintf("The required miller indices of the plane are (%d,%d,%d).",coordinate_A,coordinate_B,coordinate_C)
diff --git a/3875/CH11/EX11.6/11_6.txt b/3875/CH11/EX11.6/11_6.txt new file mode 100644 index 000000000..14d50eca6 --- /dev/null +++ b/3875/CH11/EX11.6/11_6.txt @@ -0,0 +1 @@ + The required miller indices of the plane are (3,-2,1).
\ No newline at end of file diff --git a/3875/CH11/EX11.7/11_7.sce b/3875/CH11/EX11.7/11_7.sce new file mode 100644 index 000000000..99e3fbc81 --- /dev/null +++ b/3875/CH11/EX11.7/11_7.sce @@ -0,0 +1,17 @@ +clc;
+clear;
+unit_cell_edge_x=%inf //intercept of x
+unit_cell_edge_y=1 //intercept of y
+unit_cell_edge_z=(2/3) //intercept of z
+
+//calculations
+Reciprocal_x=1/unit_cell_edge_x //reciprocal value of miller index x
+Reciprocal_y=1/unit_cell_edge_y //reciprocal value of miller index y
+Reciprocal_z=1/unit_cell_edge_z //reciprocal value of miller index z
+Reciprocal_xyz=[1,1,2]//creating integer vector for LCM calculation of numerator of all unit cell edges since denominator consists of 0 and LCM is 1
+LCM=double((lcm(Reciprocal_xyz))) //LCM of unit cell edges
+coordinate_A=(Reciprocal_x)*LCM
+coordinate_B=Reciprocal_y*LCM
+coordinate_C=(Reciprocal_z)*LCM
+
+mprintf("The required miller indices of the plane are (%d,%d,%d).",coordinate_A,coordinate_B,coordinate_C)
diff --git a/3875/CH11/EX11.7/11_7.txt b/3875/CH11/EX11.7/11_7.txt new file mode 100644 index 000000000..167ac8a35 --- /dev/null +++ b/3875/CH11/EX11.7/11_7.txt @@ -0,0 +1 @@ + The required miller indices of the plane are (0,2,3).
\ No newline at end of file diff --git a/3875/CH11/EX11.8/11_8.sce b/3875/CH11/EX11.8/11_8.sce new file mode 100644 index 000000000..73c0ff0ba --- /dev/null +++ b/3875/CH11/EX11.8/11_8.sce @@ -0,0 +1,12 @@ +clc;
+clear;
+OA=0.121 //cell parameter in nm
+OB=0.184 //cell parameter in nm
+OC=0.197 //cell parameter in nm
+OA_by_OB=3/2 //ratio of fractional intercepts
+OA_by_OC=1/2 //ratio of fractional intercepts
+
+//calculation
+OB=((2/3)*OB)
+OC=(2)*OC
+mprintf("The intercepts along along the y and the z axes is = %1.3f nm and %1.3f nm",OB,OC)
diff --git a/3875/CH11/EX11.8/11_8.txt b/3875/CH11/EX11.8/11_8.txt new file mode 100644 index 000000000..cf47b85b5 --- /dev/null +++ b/3875/CH11/EX11.8/11_8.txt @@ -0,0 +1 @@ + The intercepts along along the y and the z axes is = 0.123 nm and 0.394 nm
\ No newline at end of file diff --git a/3875/CH11/EX11.9/11_9.sce b/3875/CH11/EX11.9/11_9.sce new file mode 100644 index 000000000..38040ca61 --- /dev/null +++ b/3875/CH11/EX11.9/11_9.sce @@ -0,0 +1,14 @@ +clc;
+clear;
+a=0.82 //cell parameter in nm
+b=0.94 //cell parameter in nm
+c=0.75 //cell parameter in nm
+h=1 //x intercept of parallel plane
+k=2 // intercept of parallel plane
+l=3 //z intercept of parallel plane
+
+//calculation
+d_123=((h/a)^2+(k/b)^2+(l/c)^2)^(-1/2)
+d_246=d_123/2
+mprintf("The interplanar distance between 123 planes is = %1.2f and 246 planes is = %1.3f",d_123,d_246)
+//The answer provided in the textbook is wrong.
diff --git a/3875/CH11/EX11.9/11_9.txt b/3875/CH11/EX11.9/11_9.txt new file mode 100644 index 000000000..2baa80ce7 --- /dev/null +++ b/3875/CH11/EX11.9/11_9.txt @@ -0,0 +1 @@ + The interplanar distance between 123 planes is = 0.21 and 246 planes is = 0.107
\ No newline at end of file |