[Wien] How to select plane using Xcrysden
Nandan Tandon
nandan at physics.unipune.ernet.in
Fri May 26 06:41:07 CEST 2006
The documentation for xcrysden is available at the following site:
http://www.xcrysden.org/doc/wien.html
It would help you solve most of your querries.
Regards,
Nandan.
On Thu, 25 May 2006, John Appleton wrote:
> Dear all,
> I tried to use xcrysden to select three atoms to be used to
> generate a plane for plotting the electron spin density.
> But I'm getting totally confused about how to select
> the parameters. I explain my problem step by step.
>
> (1) I began with the command: xcrysden --wien_density directory_name
>
> (2) Xcrysden window opened and asked if I want 2D or 3D. I selected 2D.
>
> (3) After I select 2D a window pops up and tells me specify grid resolution
>
> This where I begin to get confused. How do you choose the following
>
> * Number of points along one grid segment
> * Resolution in Angstrom/Bohr
> * Degree of Bicubic spline interpolation
>
> * Select Plane for property evaluation
>
> * Three-atoms spanning paralleogram selection
> AB Margin
> CD Margin
> AD Margin
> BC Margin
> * Atom Center selection
>
> How does one select the necessary parameters
> (approximately idea will be very helpful) get case.in5
> (for example the one in the user guide).
> I have tried different combinations and I keep getting
> so huge numbers in case.in5
> I also want to know if there a userguide for Xcrysden.
> The command "xcrysden --help" does not help much.
>
> I thank you all in advance and will gladly appreciate
> any help from all you kind and generous people.
>
--
******************************************************************************
Nandan Tandon
Research Student
Department of Physics,
University of Pune Mob:(0)9423018605
Pune-411007 Tel.(O)+91-20-25692678 ext 426
MAHARASHTRA, INDIA. Fax.(O)+91-20-25691684
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