Commit 4674709a authored by sjplimp's avatar sjplimp
Browse files

git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@1295 f3b2605a-c512-4ea7-a41b-209d697bcdaa
parent 2293c190
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@@ -25,14 +25,14 @@
<P><B>Description:</B>
</P>
<P>Defines a computation that calculates the local lattice structure
according to <A HREF = "#Ackland">(Ackland)</A>.
according to the formulation given in <A HREF = "#Ackland">(Ackland)</A>.
</P>
<P>In contrast to the <A HREF = "compute_centro_atom.html">centro-symmetry
parameter</A> this method is stable against
temperature boost, because it is based not on the distance between
particles but the angles.  Therefore statistical fluctuations are
averaged out a little more.  A comparison with the Common Neighbor
Analysis metric is made in the paper..
Analysis metric is made in the paper.
</P>
<P>The result is a number which is mapped to the following different
lattice structures:
@@ -49,6 +49,13 @@ is dumped). Thus it can be inefficient to compute/dump this quantity
too frequently or to have multiple compute/dump commands, each of
which computes this quantity.-
</P>
<P><B>Output info:</B>
</P>
<P>This compute calculates a scalar quantity for each atom, which can be
accessed by any command that uses per-atom computes as input.  See
<A HREF = "Section_howto.html#4_15">this section</A> for an overview of LAMMPS
output options.
</P>
<P><B>Restrictions:</B> none
</P>
<P><B>Related commands:</B>
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@@ -22,14 +22,14 @@ compute 1 all ackland/atom :pre
[Description:]

Defines a computation that calculates the local lattice structure
according to "(Ackland)"_#Ackland.
according to the formulation given in "(Ackland)"_#Ackland.

In contrast to the "centro-symmetry
parameter"_compute_centro_atom.html this method is stable against
temperature boost, because it is based not on the distance between
particles but the angles.  Therefore statistical fluctuations are
averaged out a little more.  A comparison with the Common Neighbor
Analysis metric is made in the paper..
Analysis metric is made in the paper.

The result is a number which is mapped to the following different
lattice structures:
@@ -46,6 +46,13 @@ is dumped). Thus it can be inefficient to compute/dump this quantity
too frequently or to have multiple compute/dump commands, each of
which computes this quantity.-

[Output info:]

This compute calculates a scalar quantity for each atom, which can be
accessed by any command that uses per-atom computes as input.  See
"this section"_Section_howto.html#4_15 for an overview of LAMMPS
output options.

[Restrictions:] none

[Related commands:]
+7 −0
Original line number Diff line number Diff line
@@ -50,6 +50,13 @@ is dumped). Thus it can be inefficient to compute/dump this quantity
too frequently or to have multiple compute/dump commands, each of a
<I>centro/atom</I> style.
</P>
<P><B>Output info:</B>
</P>
<P>This compute calculates a scalar quantity for each atom, which can be
accessed by any command that uses per-atom computes as input.  See
<A HREF = "Section_howto.html#4_15">this section</A> for an overview of LAMMPS
output options.
</P>
<P><B>Restrictions:</B> none
</P>
<P><B>Related commands:</B> none
+7 −0
Original line number Diff line number Diff line
@@ -47,6 +47,13 @@ is dumped). Thus it can be inefficient to compute/dump this quantity
too frequently or to have multiple compute/dump commands, each of a
{centro/atom} style.

[Output info:]

This compute calculates a scalar quantity for each atom, which can be
accessed by any command that uses per-atom computes as input.  See
"this section"_Section_howto.html#4_15 for an overview of LAMMPS
output options.

[Restrictions:] none

[Related commands:] none
+7 −0
Original line number Diff line number Diff line
@@ -42,6 +42,13 @@ is dumped). Thus it can be inefficient to compute/dump this quantity
too frequently or to have multiple compute/dump commands, each of a
<I>coord/atom</I> style.
</P>
<P><B>Output info:</B>
</P>
<P>This compute calculates a scalar quantity for each atom, which can be
accessed by any command that uses per-atom computes as input.  See
<A HREF = "Section_howto.html#4_15">this section</A> for an overview of LAMMPS
output options.
</P>
<P><B>Restrictions:</B> none
</P>
<P><B>Related commands:</B> none
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