This directory contains subdirectories with the files that are needed
for DFTB2 and DFTB3 calculations.

They are distributed here under the terms of the  Creative Commons
Attribution-ShareAlike License,
http://creativecommons.org/licenses/by-sa/4.0/

The parameters were obtained from www.dftb.org on Februay 22, 2017. 
Please check www.dftb.org for any updates to these parameters or
additional parameter sets that may be more appropriate e.g. for
materials simulations.

