gov.nist.microanalysis.EPQLibrary
Class ScreenedRutherfordScatteringAngle

java.lang.Object
  gov.nist.microanalysis.EPQLibrary.ScreenedRutherfordScatteringAngle

All Implemented Interfaces:

IRandomizedScatter

public class ScreenedRutherfordScatteringAngle
extends java.lang.Object
implements IRandomizedScatter

Implements the IElasticCrossSection interface for the screened Rutherford model of elastic scattered from a screened nucleus.

Constructor Summary

ScreenedRutherfordScatteringAngle(Element elm)
Constructs a ScreenedRutherfordScatteringAngle

Method Summary

Element	getElement() getElement - Returns the element with which this cross section is associated.
double	randomScatteringAngle(double energy) randomScatteringAngle - Returns a randomized scattering angle in the range [0,PI] that comes from the distribution of scattering angles for an electron of specified energy on an atom of the element represented by the instance of this class.
java.lang.String	toString() toString
double	totalCrossSection(double energy) totalCrossSection - Computes the total cross section for an electron of the specified energy.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ScreenedRutherfordScatteringAngle

public ScreenedRutherfordScatteringAngle(Element elm)

Constructs a ScreenedRutherfordScatteringAngle

Method Detail

toString

public java.lang.String toString()

toString

Overrides:

toString in class java.lang.Object

Returns:

(non-Javadoc)

See Also:

Object.toString()

getElement

public Element getElement()

Description copied from interface: IRandomizedScatter

getElement - Returns the element with which this cross section is associated.

Specified by:

getElement in interface IRandomizedScatter

Returns:

Element

totalCrossSection

public double totalCrossSection(double energy)

Description copied from interface: IRandomizedScatter

totalCrossSection - Computes the total cross section for an electron of the specified energy.

Specified by:

totalCrossSection in interface IRandomizedScatter

Parameters:

energy - double - In Joules

Returns:

double - in square meters

randomScatteringAngle

public double randomScatteringAngle(double energy)

Description copied from interface: IRandomizedScatter

randomScatteringAngle - Returns a randomized scattering angle in the range [0,PI] that comes from the distribution of scattering angles for an electron of specified energy on an atom of the element represented by the instance of this class.

Specified by:

randomScatteringAngle in interface IRandomizedScatter

Parameters:

energy - double - In Joules

Returns:

double - an angle in radians