jsci.physics.particles

Class PiZero

java.lang.Object

jsci.physics.Particle

jsci.physics.RelativisticParticle

jsci.physics.quantum.QuantumParticle

jsci.physics.particles.Hadron

jsci.physics.particles.Meson

jsci.physics.particles.Pion

jsci.physics.particles.PiZero

All Implemented Interfaces:

java.io.Serializable

public final class PiZero
extends Pion

A class representing pi0.

See Also:

Serialized Form

Field Summary

Fields inherited from class jsci.physics.quantum.QuantumParticle

spinZ

Fields inherited from class jsci.physics.RelativisticParticle

momentum, position

Constructor Summary

Constructors

Constructor and Description
PiZero() Constructs a pi0.

Method Summary

Modifier and Type	Method and Description
QuantumParticle	anti() Returns the antiparticle of this particle.
int	charge() Returns the electric charge.
boolean	isAnti(QuantumParticle qp) Returns true if qp is the antiparticle.
int	isospinZ() Returns the number of 1/2 units of the z-component of isospin.
QuantumParticle[]	quarks() Returns the quark composition.
double	restMass() Returns the rest mass (MeV).
java.lang.String	toString() Returns a string representing this class.

Methods inherited from class jsci.physics.particles.Pion

isospin, strangeQN

Methods inherited from class jsci.physics.particles.Meson

baryonQN, spin

Methods inherited from class jsci.physics.particles.Hadron

eLeptonQN, muLeptonQN, tauLeptonQN

Methods inherited from class jsci.physics.RelativisticParticle

equals, hashCode

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

PiZero

public PiZero()

Constructs a pi0.

Method Detail

restMass

public double restMass()

Returns the rest mass (MeV).

Specified by:

restMass in class RelativisticParticle

Returns:

134.9766

charge

public int charge()

Returns the electric charge.

Specified by:

charge in class QuantumParticle

Returns:

0

isospinZ

public int isospinZ()

Returns the number of 1/2 units of the z-component of isospin.

Specified by:

isospinZ in class QuantumParticle

Returns:

0

quarks

public QuantumParticle[] quarks()

Returns the quark composition.

anti

public QuantumParticle anti()

Returns the antiparticle of this particle.

Specified by:

anti in class QuantumParticle

isAnti

public boolean isAnti(QuantumParticle qp)

Returns true if qp is the antiparticle.

Specified by:

isAnti in class QuantumParticle

toString

public java.lang.String toString()

Returns a string representing this class.

Overrides:

toString in class java.lang.Object