From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 635/CH1/EX1.6/Ch01Ex6.sci | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100755 635/CH1/EX1.6/Ch01Ex6.sci (limited to '635/CH1/EX1.6') diff --git a/635/CH1/EX1.6/Ch01Ex6.sci b/635/CH1/EX1.6/Ch01Ex6.sci new file mode 100755 index 000000000..de265e9cd --- /dev/null +++ b/635/CH1/EX1.6/Ch01Ex6.sci @@ -0,0 +1,21 @@ +// Scilab Code Ex 1.6 Calculating Unit cell dimensions: Page-9 (2010) +d = 2.7D+03; // Density of fcc structure of aluminium, kg per metre cube +M = 26.98D-03; // Atomic weight of aluminium, kg per mole +n = 4; // No. of atoms per unit cell of fcc lattice structure of aluminium +N = 6.023D+23; // Avogadro's No. +// Volume of the unit cell is given by +// a^3 = M*n/(N*d) +// Solving for a +a = ((M*n)/(N*d))^(1/3); // Lattice parameter of alumitnium unit cell +// For an fcc cryatal lattice, +// 2^(1/2) = 4R = 2D +// Solving for D +D = (a/2^(1/2)); // Diameter of aluminium atom +disp (a/1D-10, "The Lattice parameter of aluminium, in angstrom, is : "); +disp(D/1D-10, "The diameter of aluminium atom, in angstrom, is : "); + +// Result +// The Lattice parameter of aluminium, in angstrom, is : +// 4.0486332 +// The diameter of aluminium atom, in angstrom, is : +// 2.862816 \ No newline at end of file -- cgit