AMBER Archive (2009)

Subject: Re: [AMBER] Langevin dynamics

From: David A. Case (case_at_biomaps.rutgers.edu)
Date: Mon Feb 02 2009 - 13:24:59 CST

On Mon, Feb 02, 2009, Antonios Samiotakis wrote:
>
> I am a bit confused with a parameter regarding Langevin Dynamics in AMBER.
> Is there any relation between the GAMMA_LN collision frequency parameter
> used in Langevin Dynamics,
> and the damping constant gamma in the Langevin equation??

Gamma_ln is the friction constant divided by the mass. Depending on
what book you read, the Greek symbols used to denote this might change.

...dac

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