git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@1619 f3b2605a-c512-4ea7-a41b-209d697bcdaa

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sjplimp
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<DIV ALIGN=center><TABLE BORDER=1 > <DIV ALIGN=center><TABLE BORDER=1 >
<TR ALIGN="center"><TD ><A HREF = "compute_centro_atom.html">centro/atom</A></TD><TD ><A HREF = "compute_coord_atom.html">coord/atom</A></TD><TD ><A HREF = "compute_displace_atom.html">displace/atom</A></TD><TD ><A HREF = "compute_erotate_sphere.html">erotate/sphere</A></TD><TD ><A HREF = "compute_group_group.html">group/group</A></TD><TD ><A HREF = "compute_ke_atom.html">ke/atom</A></TD></TR> <TR ALIGN="center"><TD ><A HREF = "compute_centro_atom.html">centro/atom</A></TD><TD ><A HREF = "compute_coord_atom.html">coord/atom</A></TD><TD ><A HREF = "compute_displace_atom.html">displace/atom</A></TD><TD ><A HREF = "compute_erotate_sphere.html">erotate/sphere</A></TD><TD ><A HREF = "compute_group_group.html">group/group</A></TD><TD ><A HREF = "compute_ke_atom.html">ke/atom</A></TD></TR>
<TR ALIGN="center"><TD ><A HREF = "compute_pe.html">pe</A></TD><TD ><A HREF = "compute_pe_atom.html">pe/atom</A></TD><TD ><A HREF = "compute_pressure.html">pressure</A></TD><TD ><A HREF = "compute_reduce.html">reduce</A></TD><TD ><A HREF = "compute_stress_atom.html">stress/atom</A></TD><TD ><A HREF = "compute_temp.html">temp</A></TD></TR> <TR ALIGN="center"><TD ><A HREF = "compute_pe.html">pe</A></TD><TD ><A HREF = "compute_pe_atom.html">pe/atom</A></TD><TD ><A HREF = "compute_pressure.html">pressure</A></TD><TD ><A HREF = "compute_reduce.html">reduce</A></TD><TD ><A HREF = "compute_stress_atom.html">stress/atom</A></TD><TD ><A HREF = "compute_temp.html">temp</A></TD></TR>
<TR ALIGN="center"><TD ><A HREF = "compute_temp_asphere.html">temp/asphere</A></TD><TD ><A HREF = "compute_temp_com.html">temp/com</A></TD><TD ><A HREF = "compute_temp_deform.html">temp/deform</A></TD><TD ><A HREF = "compute_temp_dipole.html">temp/dipole</A></TD><TD ><A HREF = "compute_temp_partial.html">temp/partial</A></TD><TD ><A HREF = "compute_temp_ramp.html">temp/ramp</A></TD></TR> <TR ALIGN="center"><TD ><A HREF = "compute_temp_asphere.html">temp/asphere</A></TD><TD ><A HREF = "compute_temp_com.html">temp/com</A></TD><TD ><A HREF = "compute_temp_deform.html">temp/deform</A></TD><TD ><A HREF = "compute_temp_partial.html">temp/partial</A></TD><TD ><A HREF = "compute_temp_ramp.html">temp/ramp</A></TD><TD ><A HREF = "compute_temp_region.html">temp/region</A></TD></TR>
<TR ALIGN="center"><TD ><A HREF = "compute_temp_region.html">temp/region</A></TD><TD ><A HREF = "compute_temp_sphere.html">temp/sphere</A> <TR ALIGN="center"><TD ><A HREF = "compute_temp_sphere.html">temp/sphere</A>
</TD></TR></TABLE></DIV> </TD></TR></TABLE></DIV>
<P>These are compute styles contributed by users, which can be used if <P>These are compute styles contributed by users, which can be used if

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<HR> <HR>
<H3>compute rotate/dipole command <H3>compute erotate/sphere command
</H3> </H3>
<P><B>Syntax:</B> <P><B>Syntax:</B>
</P> </P>
<PRE>compute ID group-ID rotate/dipole <PRE>compute ID group-ID erotate/sphere
</PRE> </PRE>
<UL><LI>ID, group-ID are documented in <A HREF = "compute.html">compute</A> command <UL><LI>ID, group-ID are documented in <A HREF = "compute.html">compute</A> command
<LI>rotate/dipole = style name of this compute command <LI>erotate/sphere = style name of this compute command
</UL> </UL>
<P><B>Examples:</B> <P><B>Examples:</B>
</P> </P>
<PRE>compute 1 all rotate/dipole <PRE>compute 1 all erotate/sphere
</PRE> </PRE>
<P><B>Description:</B> <P><B>Description:</B>
</P> </P>
<P>Define a computation that calculates the total rotational energy of a <P>Define a computation that calculates the rotational kinetic energy of
group of atoms with point dipole moments. a group of spherical particles.
</P> </P>
<P>The rotational energy is calculated as the sum of 1/2 I w^2 over all <P>The rotational energy is computed as 1/2 I w^2, where I is the moment
the atoms in the group, where I is the moment of inertia of a of inertia for a sphere and w is the particle's angular velocity.
disk/spherical (2d/3d) particle, and w is its angular velocity. </P>
<P>IMPORTANT NOTE: For <A HREF = "dimension.html">2d models</A>, particles are treated
as spheres, not disks, meaning their moment of inertia will be the
same as in 3d.
</P> </P>
<P><B>Output info:</B> <P><B>Output info:</B>
</P> </P>
<P>The scalar value calculated by this compute is "extensive", meaning it <P>The scalar value calculated by this compute is "extensive", meaning it
it scales with the number of atoms in the simulation. it scales with the number of atoms in the simulation.
</P> </P>
<P><B>Restrictions:</B> none <P><B>Restrictions:</B>
</P>
<P>This compute requires that particles be represented as extended
spheres and not point particles. This means they will have an angular
velocity and a diameter which is determined either by the
<A HREF = "shape.html">shape</A> command or by each particle being assigned an
individual radius, e.g. for <A HREF = "atom_style.html">atom_style granular</A>.
</P> </P>
<P><B>Related commands:</B> none <P><B>Related commands:</B> none
</P> </P>

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:line :line
compute rotate/dipole command :h3 compute erotate/sphere command :h3
[Syntax:] [Syntax:]
compute ID group-ID rotate/dipole :pre compute ID group-ID erotate/sphere :pre
ID, group-ID are documented in "compute"_compute.html command ID, group-ID are documented in "compute"_compute.html command
rotate/dipole = style name of this compute command :ul erotate/sphere = style name of this compute command :ul
[Examples:] [Examples:]
compute 1 all rotate/dipole :pre compute 1 all erotate/sphere :pre
[Description:] [Description:]
Define a computation that calculates the total rotational energy of a Define a computation that calculates the rotational kinetic energy of
group of atoms with point dipole moments. a group of spherical particles.
The rotational energy is calculated as the sum of 1/2 I w^2 over all The rotational energy is computed as 1/2 I w^2, where I is the moment
the atoms in the group, where I is the moment of inertia of a of inertia for a sphere and w is the particle's angular velocity.
disk/spherical (2d/3d) particle, and w is its angular velocity.
IMPORTANT NOTE: For "2d models"_dimension.html, particles are treated
as spheres, not disks, meaning their moment of inertia will be the
same as in 3d.
[Output info:] [Output info:]
The scalar value calculated by this compute is "extensive", meaning it The scalar value calculated by this compute is "extensive", meaning it
it scales with the number of atoms in the simulation. it scales with the number of atoms in the simulation.
[Restrictions:] none [Restrictions:]
This compute requires that particles be represented as extended
spheres and not point particles. This means they will have an angular
velocity and a diameter which is determined either by the
"shape"_shape.html command or by each particle being assigned an
individual radius, e.g. for "atom_style granular"_atom_style.html.
[Related commands:] none [Related commands:] none

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@ -53,7 +53,7 @@ particles, so they do not rotate.
inertia tensor for the aspherical particle and w is its angular inertia tensor for the aspherical particle and w is its angular
velocity, which is computed from its angular momentum. velocity, which is computed from its angular momentum.
</P> </P>
<P>IMPORTANT NOTE: Fo <A HREF = "dimension.html">2d models</A>, particles are treated <P>IMPORTANT NOTE: For <A HREF = "dimension.html">2d models</A>, particles are treated
as ellipsoids, not ellipses, meaning their moments of inertia will be as ellipsoids, not ellipses, meaning their moments of inertia will be
the same as in 3d. the same as in 3d.
</P> </P>

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@ -50,7 +50,7 @@ The rotational kinetic energy is computed as 1/2 I w^2, where I is the
inertia tensor for the aspherical particle and w is its angular inertia tensor for the aspherical particle and w is its angular
velocity, which is computed from its angular momentum. velocity, which is computed from its angular momentum.
IMPORTANT NOTE: Fo "2d models"_dimension.html, particles are treated IMPORTANT NOTE: For "2d models"_dimension.html, particles are treated
as ellipsoids, not ellipses, meaning their moments of inertia will be as ellipsoids, not ellipses, meaning their moments of inertia will be
the same as in 3d. the same as in 3d.

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@ -39,7 +39,7 @@ degrees of freedom (2 translational, 1 rotational).
moment of inertia for a sphere and w is the particle's angular moment of inertia for a sphere and w is the particle's angular
velocity. velocity.
</P> </P>
<P>IMPORTANT NOTE: Fo <A HREF = "dimension.html">2d models</A>, particles are treated <P>IMPORTANT NOTE: For <A HREF = "dimension.html">2d models</A>, particles are treated
as spheres, not disks, meaning their moment of inertia will be the as spheres, not disks, meaning their moment of inertia will be the
same as in 3d. same as in 3d.
</P> </P>

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@ -36,7 +36,7 @@ The rotational kinetic energy is computed as 1/2 I w^2, where I is the
moment of inertia for a sphere and w is the particle's angular moment of inertia for a sphere and w is the particle's angular
velocity. velocity.
IMPORTANT NOTE: Fo "2d models"_dimension.html, particles are treated IMPORTANT NOTE: For "2d models"_dimension.html, particles are treated
as spheres, not disks, meaning their moment of inertia will be the as spheres, not disks, meaning their moment of inertia will be the
same as in 3d. same as in 3d.