[Wien] Energy origin

[John Pask]

> Is this true independent of whether one has a charged or a charge
> neutral system?

This is true for any neutral system: integral of rho*V equals integral of
rho*(V+c) since integral of rho*c vanishes for any constant c.

John
 
> On 10/27/06, John Pask <pask1 at llnl.gov> wrote:
> >
> > Dear Laurence,
> >
> > Whereas the potential is unique only up to an arbitrary constant, the
> > total energy (per unit cell) in a periodic solid is well defined -- i.e.,
> > no arbitrary constant. (Shifts in the potential cancel out in the Coulomb
> > integrals.)
> >
> > John
> >
> > On Thu, 26 Oct 2006, Laurence Marks wrote:
> >
> > > Does anyone know of any good sources for understanding exactly what
> > > the energy origin is in Wien?
> > >
> >
> > --
> > --------------------------------------
> > John E. Pask
> > Physicist
> > Lawrence Livermore National Laboratory
> > University of California
> > P.O. Box 808, L-045
> > Livermore, CA 94551 USA
> > http://www-phys.llnl.gov/Research/Metals_Alloys/People/Pask/
> >
> > _______________________________________________
> > Wien mailing list
> > Wien at zeus.theochem.tuwien.ac.at
> > http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien
> >
> 
> 
> 

-- 
--------------------------------------
John E. Pask
Physicist
Lawrence Livermore National Laboratory
University of California
P.O. Box 808, L-045
Livermore, CA 94551 USA
phone/fax: +1 (925) 422-8392/2851
pask1 at llnl.gov