How to do volume optimization of tetragonal structure with the package tetrag_ac_V6.2

The package works as in the following chart:

 To download the package click on the link below:

http://www.4shared.com/archive/kiPFQ1nSba/tetrag_ac_v62tar.html

Extract the compressed file in the home repertory ( for example)

cd ~
tar xvf  tetrag_ac_v6.2.tar

Installation: in the repertory  "tetrag_ac_v6.2"

chmod +x install_ac

./install_ac

Execution: we will use the example of BeZnTe

To download the struct file click on the link below:

BeZnTe.struct

To exexute the package change to the working repertory and run the following commands:

- tetra_ac_lapw   ----> to do initialization (2 types of initializations)

                         and optimization 

- ana_ac        -----> to analyze and plot the results

NB: For more details check the 2 videos: