Re: [ESPResSo-devel] Lattice Boltzmann - Grid Spacing

[Ulf Schiller]

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Kai Grass wrote:
>> For grid spacing 1.0, also the properties of a single polymer chain 
>> were verified extensively and compared with Brownian dynamics 
>> simulations. For other grid spacings, it may well be that there was  a
>> factor missing somewhere (most likely in the fluctuating part). I 
>> don't have the time to search for it and the fluctuating part has 
>> been replaced by a corrected implementation anyway (obeying FDT at 
>> the microscopic level, see recent PRE).
> 
> Nice paper. With "the fluctuating part has been replaced", do you  mean,
> that you have a new implementation of the Lattice Boltzmann  which is
> not yet checked in to the repository? Is this version fully  replacing
> the current LB implementation?

There's a version on the lattice-boltzmann branch in the repository
which will at some point replace the old LB implementation (which
violated detailed balance for the kinetic modes). I cannot give any
guarantee that the version on the branch is fully working yet (its very
experimental still).

Ulf

- --
Ulf D. Schiller   *   Room 1.404   *   Phone +49 6131 379-481
Max Planck Institute for Polymer Research
Theory Group
D-55128 Mainz, Germany                   50° 0' N, 008° 16' E
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