Package etomica.potential

Class P2RoughSphere

java.lang.Object

etomica.potential.Potential

etomica.potential.Potential2

etomica.potential.Potential2HardSpherical

etomica.potential.P2HardSphere

etomica.potential.P2RoughSphere

All Implemented Interfaces:

IPotential, IPotentialAtomic, Potential2Spherical, PotentialHard

public class P2RoughSphere
extends P2HardSphere

Basic hard-(rod/disk/sphere) potential, with surface roughness to couple rotation and translational motions. Suitable for use in space of any dimension.

Field Summary

Fields inherited from class etomica.potential.P2HardSphere

collisionDiameter, dv, ignoreOverlap, lastCollisionVirial, lastCollisionVirialr2, lastCollisionVirialTensor, sig2

Fields inherited from class etomica.potential.Potential

space

Fields inherited from class etomica.potential.Potential2HardSpherical

boundary, dr

Constructor Summary

Constructors

Constructor	Description
P2RoughSphere(Space space)
P2RoughSphere(Space space, double d, boolean ignoreOverlap)

Method Summary

Modifier and Type	Method	Description
void	bump(IAtomList pair, double falseTime)	Implements collision dynamics and updates lastCollisionVirial Assumes atoms have same size and mass
double	lastCollisionVirial()	Value of the virial from the most recent collision.
Tensor	lastCollisionVirialTensor()	Value of the virial from the most recent collision, decomposed into it tensoral elements.

Methods inherited from interface etomica.potential.IPotential

nBody

Methods inherited from class java.lang.Object

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

Methods inherited from class etomica.potential.P2HardSphere

collisionTime, energyChange, getCollisionDiameter, getCollisionDiameterDimension, getRange, setCollisionDiameter, u

Methods inherited from class etomica.potential.Potential

nBody

Methods inherited from class etomica.potential.Potential2HardSpherical

energy, setBox

Constructor Detail

P2RoughSphere

public P2RoughSphere(Space space)

P2RoughSphere

public P2RoughSphere(Space space,
                     double d,
                     boolean ignoreOverlap)

Method Detail

bump

public void bump(IAtomList pair,
                 double falseTime)

Implements collision dynamics and updates lastCollisionVirial Assumes atoms have same size and mass

Specified by:

bump in interface PotentialHard

Overrides:

bump in class P2HardSphere

lastCollisionVirial

public final double lastCollisionVirial()

Description copied from interface: PotentialHard

Value of the virial from the most recent collision.

Specified by:

lastCollisionVirial in interface PotentialHard

Overrides:

lastCollisionVirial in class P2HardSphere

Returns:

double virial value

lastCollisionVirialTensor

public final Tensor lastCollisionVirialTensor()

Description copied from interface: PotentialHard

Value of the virial from the most recent collision, decomposed into it tensoral elements.

Specified by:

lastCollisionVirialTensor in interface PotentialHard

Overrides:

lastCollisionVirialTensor in class P2HardSphere

Returns:

Tensor