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Re: possibility of having particle with no (or minimize) interaction


From: Rudolf Weeber
Subject: Re: possibility of having particle with no (or minimize) interaction
Date: Tue, 17 May 2022 17:26:05 +0200

Hi Ahmad,
On Tue, May 17, 2022 at 02:49:29PM +0000, Ahmad Reza Motezakker wrote:
> I am wondering , is it possible to introduce particles in the system with no 
> interaction? Or at lease setting LJ parameters in a way to minimize 
> interactions?
Sure. Give them a type for which you have not defined any non-bonded 
interactions. That's all.

They still have inertia. If you don't want that, and want particles which 
follow the fluid motion exactly, use VirtualSitesInertialessTracers.


Regards, Rudolf

> 
> I am using LBM thermostat and the aim is to have multiple free moving 
> brownian particles without any interaction.
> 
> 
> Best regards,
> 
> Ahmad Reza

-- 
Dr. Rudolf Weeber
Institute for Computational Physics
Universit├Ąt Stuttgart
Allmandring 3
70569 Stuttgart
Germany
Phone: +49(0)711/685-67717
Email: weeber@icp.uni-stuttgart.de
http://www.icp.uni-stuttgart.de/~icp/Rudolf_Weeber




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