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// Scilab Code Ex6.9: Page-215 (2014)
clc; clear;
h = 6.62e-034; // Planck's constant, Js
h_bar = h/(2*%pi); // Reduced Planck's constant, Js
c = 3.00e+008; // Speed of light, m/s
e = 1.602e-019; // Energy equivalent of 1 eV, J
m = 938.3e+006; // Energy equivalent of proton mass, eV
L = 1e-005; // Diameter of the nucleus, nm
E1 = %pi^2*(h_bar*c/(e*1e-009))^2/(2*L^2*m*1e+006); // Energy of the ground state of proton, MeV
E2 = 4*E1; // Energy of first excited state of proton, MeV
delta_E = E2 -E1; // Transition energy of the proton inside the nucleus, MeV
printf("\nThe transition energy of the proton inside the nucleus = %1d MeV", delta_E);
// Result
// The transition energy of the proton inside the nucleus = 6 MeV
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