dwvisser.nuclear
Class Absorber

java.lang.Object
  |
  +--dwvisser.nuclear.Absorber

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

Gas, Solid

public abstract class Absorber

extends java.lang.Object

implements java.io.Serializable

An abstraction of a thickness of material acting as a stopper of energetic ions.

Author:

Dale W. Visser

See Also:

Serialized Form

Field Summary

static int	CM
protected double[]	density Densities in g/cm^3.
protected double[]	fractions Fraction of nuclei that are this species.
static int	MICROGRAM_CM2 Units of thickness, ug/cm^2, mg/cm^2, cm
static int	MIL
static int	MILLIGRAM_CM2
protected double	thickness
protected int[]	Z

Constructor Summary

Absorber()

Method Summary

abstract double	getDensity() Returns mass density of absorber in g/cm^3.
int[]	getElements()
double[]	getFractions()
abstract Absorber	getNewInstance(double factor) Returns new absorber identical to this one, with thickness multiplied by factor.
abstract double	getThickness() Returns thickness in micrograms/cm^2.
protected double[]	setFractions(double[] fin)
void	setThickness(double value)
void	setThickness(double value, int units)

Methods inherited from class java.lang.Object

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

Field Detail

MICROGRAM_CM2

public static final int MICROGRAM_CM2

Units of thickness, ug/cm^2, mg/cm^2, cm

See Also:

Constant Field Values

MILLIGRAM_CM2

public static final int MILLIGRAM_CM2

See Also:

Constant Field Values

CM

public static final int CM

See Also:

Constant Field Values

MIL

public static final int MIL

See Also:

Constant Field Values

Z

protected int[] Z

density

protected double[] density

Densities in g/cm^3. (E.g. water would be ~ 1.0).

fractions

protected double[] fractions

Fraction of nuclei that are this species.

thickness

protected double thickness

Constructor Detail

Absorber

public Absorber()

Method Detail

getThickness

public abstract double getThickness()

Returns thickness in micrograms/cm^2.

setFractions

protected double[] setFractions(double[] fin)

getElements

public int[] getElements()

getFractions

public double[] getFractions()

setThickness

public void setThickness(double value,
                         int units)

setThickness

public void setThickness(double value)

getDensity

public abstract double getDensity()

Returns mass density of absorber in g/cm^3.

getNewInstance

public abstract Absorber getNewInstance(double factor)

Returns new absorber identical to this one, with thickness multiplied by factor.