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+// Scilab Code Ex14.6: Mean radius of body centered cubic structure: Page-308 (2010)
+chi = 5.6e-006; // Magnetic susceptibility of diamagnetic material
+m = 9.1e-031; // Mass of an electron, kg
+mu_0 = 4*%pi*1e-07; // Magnetic permeability of free space, tesla metre per ampere
+Z = 1; /// Atomic number
+e = 1.6e-019; // Electronic charge, C
+a = 2.53e-010; // Lattice parameter of bcc structure, m
+N = 2/a^3; // The number of electrons per unit volume, per metre cube
+r = sqrt(chi*6*m/(mu_0*Z*e^2*N)); // Mean radius of body centered cubic structure as per Langevin relation for Diamagnetic susceptibility, m
+printf("\nThe mean radius of body centered cubic structure = %5.3e angstrom", r/1e-010);
+
+// Result
+// The mean radius of body centered cubic structure = 8.773e-001 angstrom \ No newline at end of file