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git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@4013 f3b2605a-c512-4ea7-a41b-209d697bcdaa

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sjplimp 2010-04-21 19:29:19 +00:00
parent 4b0729dc55
commit 72b018027b
2 changed files with 12 additions and 8 deletions
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10
doc/fix_deform.html
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@ -202,10 +202,12 @@ length by a factor of 11 as it would with <I>erate</I>, but by a factor of
</P>
<P>Note that to change the volume (or cross-sectional area) of the
simulation box at a constant rate, you can change multiple dimensions
via <I>erate</I> or <I>trate</I>. E.g. to double the box volume every
picosecond, you could set "x trate M", "y trate M", "z trate M", with
M = pow(2,1/3) - 1 = 1.26, since if each box dimension grows by 26%,
the box volume doubles.
via <I>erate</I> or <I>trate</I>. E.g. to double the box volume in a picosecond
picosecond, you could set "x erate M", "y erate M", "z erate M", with
M = pow(2,1/3) - 1 = 0.26, since if each box dimension grows by 26%,
the box volume doubles. Or you could set "x trate M", "y trate M", "z
trate M", with M = ln(1.26) = 0.231, and the box volume would double
every picosecond.
</P>
<P>The <I>volume</I> style changes the specified dimension in such a way that
the box volume remains constant while other box dimensions are changed

10
doc/fix_deform.txt
View File

@ -192,10 +192,12 @@ length by a factor of 11 as it would with {erate}, but by a factor of
Note that to change the volume (or cross-sectional area) of the
simulation box at a constant rate, you can change multiple dimensions
via {erate} or {trate}. E.g. to double the box volume every
picosecond, you could set "x trate M", "y trate M", "z trate M", with
M = pow(2,1/3) - 1 = 1.26, since if each box dimension grows by 26%,
the box volume doubles.
via {erate} or {trate}. E.g. to double the box volume in a picosecond
picosecond, you could set "x erate M", "y erate M", "z erate M", with
M = pow(2,1/3) - 1 = 0.26, since if each box dimension grows by 26%,
the box volume doubles. Or you could set "x trate M", "y trate M", "z
trate M", with M = ln(1.26) = 0.231, and the box volume would double
every picosecond.
The {volume} style changes the specified dimension in such a way that
the box volume remains constant while other box dimensions are changed