On Aug 15, 2010, at 9:52 , Mehmet Topsakal wrote: > You can try Small Displacement Method ( see http:// > www.homepages.ucl.ac.uk/~ucfbdxa/ ) which has different idea than > DFPT.
not necessarily a better idea, though > I am mainly doing Phonon calculation, which generally is time > consuming ( even in parallel). I just want to know if there is any > possible way to speed up the calculations use a good compiler and machine-optimized mathematical libraries; use a parallel computer with fast interconnects; read the user guide about parallelization; see also in examples/GRID_example how to split phonon calculations Paolo --- Paolo Giannozzi, Dept of Physics, University of Udine via delle Scienze 208, 33100 Udine, Italy Phone +39-0432-558216, fax +39-0432-558222
