using System; using L=Science.Physics.GeneralPhysics; namespace Serway.Chapter41 { /// /// Example04: Model of an Atom /// An atom can be viewed as several electrons moving around /// a positively charged nucleus, where the electrons are /// subject mainly to the electrical attraction of the nucleus. /// (This attraction is partially "screened" by the inner-core /// electrons and is therefore diminished.) Figure 41.6 /// represents the potential energy of an atom as a function /// of r, the distance between the electron and the nucleus. /// (A) /// Use the simple model of a particle in a box to estimate the /// energy (in electron volts) required to raise an atom /// from the state n = 1 to the state n = 2, assuming that /// the atom has a radius of 0.100 nm and that the moving electron /// carries the energy that has been added to the atom. /// (B) /// Atoms may be excited to higher energy states by absorbing /// incoming radiation. Calculate the wavelength of the photon /// that would cause the transition from the n = 1 state to the /// n = 2 state. /// public class Example04 { public Example04() { } private string result; public string Result { get{return result;} } public void Compute() { result = "Read the book!"; } } }